Sony SL7200 Vintage Betamax Overhaul repair

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12voltvids

12voltvids

Күн бұрын

1975 was the year sony released the first consumer Betamax and I have one! Sure this one is not pretty due to the previous owner tossing it in the dumpser, but it works, and even though looks like it has been through a war is still a very collectable machine because it was the first 1/2" consumer VCR made, and this one is serial number 1221!

Пікірлер: 139
@infinitecanadian
@infinitecanadian 5 жыл бұрын
I was clicking on each episode to try to get them all into my 'Watch Later' playlist. It was taking for ever. Then I realized that you could save a list of up to 200 videos just by clicking on a video from your playlist and saving the videos in the sidebar.
@mrmagnetoscope
@mrmagnetoscope 5 жыл бұрын
I wish I was living in the 80s and 90s and being a VCR technician.
@MrBetamax
@MrBetamax 8 жыл бұрын
Excellent videos. I love the Beta format.
@crashbandicoot4everr
@crashbandicoot4everr 8 жыл бұрын
God damn! That picture quality is way better than any of my 6 PAL Beta machines that run at one speed close to BII. This proofs how Beta was better than VHS. And we are talking about a machine that's exactly 40 years old! Very nice channel. I also did the same audio/control head alignment on one of my Sanyo's. Love these vintage VCR repair vids. :)
@12voltvids
@12voltvids 8 жыл бұрын
All NTSC machines have a better picture than PAL and SECAM machines. The reason is a much higher writing speed. The head drum, which writes the video signal is spinning at 1800RPM on NTSC machines, In 1/60 of a second the head needs to write out 262.5 lines of the analog field. On PAL the drum speed is only 1250 RPM yet 312.5 lines of video must be written.Due to the slower drum speed, the effective head to tape speed is much lower, and yet it needs to record even more information (more lines).Since the max frequency recorded is determined by the relative head speed, and horizontal resolution is determined by the max frequency that can be recorded, the lower writing speed means less information can be recorded.On NTSC VHS the max resolution (not the scanning lines, that is 525 for NTSC and 625 for PAL, people get that confused, but scanning lines is not horizontal resolution it is vertical resolution).NTSC Horizontal resolution for VHS is 240 lines. Beta2 recorded about 280, and Beta1 300. 3/4" was good for 330.PAL on the other hand VHS was only about 190, and Beta 240. This is due to the lower writing speed due to the slower drum rotational speed, which is determined by the frame rate of the video signal.
@crashbandicoot4everr
@crashbandicoot4everr 8 жыл бұрын
This is true! I have a multi system Beta machine (SL-T30ME) and I have a couple of BII tapes recorded off TV and a pre-recorded movie. The picture is much better than the PAL tapes. As for SECAM, what a crappy system is that! It's hard to get a good looking color picture on SECAM tapes. Greece used to broadcast in SECAM back in the 80s and I have some tapes from that era. Very bad picture. Some of them recorded in the Middle East SECAM and some of them on the DDR (East Germany) SECAM.
@12voltvids
@12voltvids 8 жыл бұрын
The only reason that SECAM exists is because the French wouldn't swallow their pride and admit that PAL was better.
@MyPOLYSTAR
@MyPOLYSTAR 8 жыл бұрын
Tenho o Sanyo VTC 9300 e a mecânica é igual! Os mesmos problemas eu tive com as correias.Máquinas poderosas!
@raceingdemon6464
@raceingdemon6464 8 жыл бұрын
Ya Gota Love Those Old Sony Betamax Machines From Back in The Day ..Old Work Horses That Kept On Working With a Bit Of T.L.C. Great Video Had One Of Their Triniton TVs too Fantastic Pictures On Them Too..Nice.
@12voltvids
@12voltvids 8 жыл бұрын
I have a few old Trinitron TVs in my old CRT museum. KV1365, KV1965, KV2085 I believe.
@raceingdemon6464
@raceingdemon6464 8 жыл бұрын
Cant Rember The Model But I Think it Was a 19 inch or 20 inch Model But The Pictures On it Were So On The Money Don't Know What I did With it I Think I Was After a Bigger Screen And Sold Off The Sony Pity it Was a Lovely Set.
@12voltvids
@12voltvids 8 жыл бұрын
The original 20 and 25 xbr set had the best picture of any Sony TV. They looked fantastic.
@boru4825
@boru4825 4 жыл бұрын
Bu adam sayesinde 3 tane arızalı betamax videodan 2 tane süper video yaptım eline sağlık usta
@techxretro
@techxretro Жыл бұрын
I love your content. I am myself into retro tech and I love the technology that VCR’s were comprised of. I have learned allot from you in the hopes of starting my own KZbin.
@fadhlematrook1248
@fadhlematrook1248 8 жыл бұрын
at that time >>> this machine is the dream for people>> so thy can record TV programs and repeated again with family and friends
@wdavem
@wdavem 8 жыл бұрын
I'd like to see analog edits also I still enjoy making those.
@random_commentor2378
@random_commentor2378 Жыл бұрын
Love that intro
@12voltvids
@12voltvids Жыл бұрын
That was the original. Spent a fair bit of time making that montage.
@dmcintosh1967
@dmcintosh1967 8 жыл бұрын
that is a very big and heavy machine and speaking of VCR I got a sharp s-vhs player that has these specs 4 head,19 microns heads,and sharp super picture. I got this VCR at an yard sale for $1 and it dose work with no parts needed and just rf output is very weak and it did come with original working remote and with new battery's in it too
@Musicradio77Network
@Musicradio77Network 5 жыл бұрын
This Betamax VCR was introduced in 1975, but it usually came with a console TV which was the LV-1901. This was a Beta 1 only VCR, but a few years later, they added the Beta 2 and Beta 3 speed eliminating the Beta 1 speed from one of their earlier models. Pretty rare to find.
@12voltvids
@12voltvids 5 жыл бұрын
Yes very rare these days. I got this back when I worked for Sony. The heads were worn completely when I got it.
@KlonoaTorqueBow
@KlonoaTorqueBow 8 жыл бұрын
I believe the 7200 was the first standalone Betamax VCR. The first one (6200) was integrated with a TV console.
@12voltvids
@12voltvids 8 жыл бұрын
CORRECT
@arongooch
@arongooch 8 жыл бұрын
Absolutely would like to see a video shot on old school gear. Also funny with that sticker. I worked at GM Holden for years and I remember they had part numbers for the stickers that had part numbers on them for the actual car part.
@arongooch
@arongooch 8 жыл бұрын
Great Beta machine that one too!
@12voltvids
@12voltvids 8 жыл бұрын
I'll shoot one some day. I just got a truck load of stuff to work on. Up first is a very rare piece of Sony gear. It's called a vidimagic. Go look that one up. The serial number is 175 on this one. Even rarer than the 7200! Go look up indextron to see what I am up against.
@12voltvids
@12voltvids 8 жыл бұрын
Wait till you see the next piece, and I guarantee that you haven't seen this one, as it is rare. I hadn't ever seen one of these units until one was dropped off at my door today.It is a very unique technology that Sony was working on that basically turns a black and white single gun picture tube into a full color shadow mask less tube. Wait for the video it will be up soon.
@12voltvids
@12voltvids 8 жыл бұрын
I'll do something on the old gear this week. I am on holidays, and am not going anywhere this week, as travel is so stressful. Much more relaxing to hang out and play with my old technology.
@arongooch
@arongooch 8 жыл бұрын
Really looking forward to the next videos coming out. A Sony Indextron looks like a nice interesting machine. Definitely never seen one of those before. Old vintage tech is so much fun to work on. From simpler times for sure.
@LibraAudioLaboratory
@LibraAudioLaboratory 8 жыл бұрын
Great Video!! 12V you need a set of JIS Screwdriver. You have increase the RF Current, for one of the heads? Or on the Y/C record level?
@12voltvids
@12voltvids 8 жыл бұрын
Record current for both heads.
@LibraAudioLaboratory
@LibraAudioLaboratory 8 жыл бұрын
The Adjustable Record Current is aviabale, only on the first generation on Beta VTR?
@12voltvids
@12voltvids 8 жыл бұрын
No they all had it.
@fadhlematrook1248
@fadhlematrook1248 8 жыл бұрын
i love the betamax because the recording its long life and high quality cassttes >> i just playback my old 80s family movies and it same quality as shoting Thanks
@zx8401ztv
@zx8401ztv 8 жыл бұрын
Bloody hell, you cant get better than that for a very old machine, amazing quality considering how old it is :-). Rubber belts, they are a pain in all the old machines, sometimes ive had to bodge the system by adding a small belt to a V grooved pulley, the belt sits in the bottom of the V and allows the drive belt to grip better, yep its nasty but works. Also where a flat belt nearly does the job but slipps, turn it over to the better surface. You know all the methods far better than a bodger like me lol :-D. Not sure about making a video using old equipment, sounds like a bloody pain in the bum lol. I wonder if the old vhs suffer with stickage as well, the bottom "rabbit" shelf or reference shelf does get shiney over the years. One thing i have noticed is worn head drums with a horrible grey look, almost sand blasted with soot, ive seen a few but not all do it.
@12voltvids
@12voltvids 8 жыл бұрын
When the head drum looks like it has been sanded it is usually an indication that the user had used a dry cleaning tape excessively.
@zx8401ztv
@zx8401ztv 8 жыл бұрын
Ahh thats why i only saw it with certain machines, owner abuse :-(. I allways cleaned my machines heads by hand. Open pore cardboard works really well :-D
@briant333
@briant333 8 жыл бұрын
Very good colour for a 40 year old machine!
@12voltvids
@12voltvids 8 жыл бұрын
Yes it was very good. Unfortunately back in the day people didn't care, because if they did Beta would have won the format war.
@douro20
@douro20 8 жыл бұрын
I would like to see someone service a Video2000 deck. The format was developed by Philips in 1979 to compete with Beta and was better in several regards. It only recorded one half of the tape at a time so the cartridge could be flipped over and recorded on the other side. Many Video2000 VTRs incorporated a sophisticated dynamic tracking system commonly used in analog editing decks, and had servo direct drive on both capstans and the video drum. The Grundig machines in particular were works of art, built more like a professional studio VTR than a consumer machine.
@12voltvids
@12voltvids 8 жыл бұрын
All the later machines had servos on the capstan and drum motors. Just these first gen units did not.The video2000 never made it to the NTSC world.
@momzilla9491
@momzilla9491 5 жыл бұрын
Lordy... I'm wondering if I want to even contemplate buying a Betamax now... It looks like surgery! Maybe I should go the digital capture mode? Dang! You know... I bet you could tune a Harpsichord Dave. You work magic!
@reel_images
@reel_images Жыл бұрын
Do it! That would be awesome if you shot on your old tube camera and record to half inch.
@12voltvids
@12voltvids Жыл бұрын
It would sure look like shit that for sure!
@Okkie26
@Okkie26 8 жыл бұрын
This was not the first consumer VCR available. That was the Philips N1500 from 1972.
@12voltvids
@12voltvids 8 жыл бұрын
Those ones don't count, because first they were never available in North America, and they were proprietary format. In other words the tapes would only play on the same model. As Philips released newer models they were not backwards compatible. U-Matic was the first video cassette standard, followed by Betamax, and then VHS. There were other formats also released, but they were never in widespread use. Also I never said it was the first VCR, I said it was the first Betamax model, released as a stand alone machine. The year before Sony released one that was built into a colsole TV.
@Okkie26
@Okkie26 8 жыл бұрын
What do you mean about backwards compatible? The N1500 was compatible with each N15xx deck. The N1700 series was a different system, although the use the same cassette. Whatever you want to say, but the N1500 was the first consumer vcr available. And yes. Europe was 4 years ahead of north america on this one..
@12voltvids
@12voltvids 8 жыл бұрын
Right, you just said it. Same tape but not compatible. That is just like the reel to reel systems we had here in the 60's, that's right the 60's and I have one, a Sony VC2000. The tapes all fit, but the signals were recorded differently. Betamax and VHS solved that problem.Even when S-VHS was released, it used the same physical size tape, but a different format, but it could play back the older standard tapes.Remember we had Umatic here in the early 70's which used the big 3/4" tape before any of the 1/2" cassettes were considered.
@terryhall3960
@terryhall3960 3 жыл бұрын
@@12voltvids The Philips VCR format actually was briefly marketed in the US under the Norelco brand, but it was a flop. The fact that the maximum running time of the NTSC version was only 50 minutes (vs 60 for PAL) probably didn't help: kzbin.info/www/bejne/fqfdgIioitibnLM
@jasonbailey8022
@jasonbailey8022 5 жыл бұрын
Sound good
@umajunkcollector
@umajunkcollector 8 жыл бұрын
A tech would earn his payckeck back in the days when it actually took an hour or so to service a beast like this. Perhaps six machines on the bench in a day's work. You didn't have to recap this 40 year old machine, the electronics functioned OK. Don
@12voltvids
@12voltvids 8 жыл бұрын
6 machines a day? That would have been a slack ass shop. The pressure cooker I worked in I would see 3 or 4 TVs and 8 or 9 VCRs in a 9 hour day. The pressure was always on me, day after day. After 20 years it was time to get out. That was just for me, as the master tech. The assistants were busy too, they would disassemble and reassemble the cabinets. It was a regular production line. A unit would be torn apart by a gopher, I would find and fix the problem, and hand it back to the gopher, and he would put it back together.Why did I call him a gopher? Because every time I turned around he would "go for" coffee, or "go for" drive to pick up or deliver a TV. He was always going for something, and I was stuck in the pressure cooker with no windows, and no ventilation. With all the smoke and chemicals I inhaled on the job I am surprized I am still alive.
@douro20
@douro20 8 жыл бұрын
I wonder if they diamond-coated the later Betacam/HDCAM drums to keep that from happening.
@alanfischer1948
@alanfischer1948 Жыл бұрын
I have one of these but it is not in working condition. Also have one of the early 2 speed 8200, also not working. You're in Canada so it might be too cost prohibitive to ship these to you to repair, but do you know anyone in the New England area who fixes VCRs?
@shelleywayne4329
@shelleywayne4329 8 жыл бұрын
I really like your work to get those old betamax machines working. I have a old betacord 1982 Sanyo VTC 5000-2 i have had it sense 1983 it still has power, no longer plays but when it did play it chewed tapes when stop was pressed rewind/fast forward was always very slow it was never able to rewind right back to the end of the tape. I would love to get it running normally again I still have tapes with the player. So have you ever worked on the Sanyo betacord VTC 5000-2 model. Cheers 12voltvids.
@crashbandicoot4everr
@crashbandicoot4everr 6 жыл бұрын
Shelley Wayne That's Sanyo's most popular model. Just replace the two belts and the idler and it will run just fine.
@VintageElectronicsGeek
@VintageElectronicsGeek 8 жыл бұрын
You state, this repair was to see if you could! Dave, there is no doubt you can, you my friend have the skills to pay the bills! Great repair as usual! I've noticed in the last few VCR/VTR repairs, you've not used any Molly? I've not tried, but I have heard you could also use flux on your belts, rollers and wheels? Your viewer that made the comment about vintage analog production is brilliant! Count me in with the masses, I too would like to see! :) Regards ~ Jack, VEG
@fadhlematrook1248
@fadhlematrook1248 8 жыл бұрын
you can get better picture if you transfer the cassette by sl-hf2100 betamax
@12voltvids
@12voltvids 8 жыл бұрын
The SLHF1000 will produce a better picture in B1 if the SHB option is turned on. If the Hifi audio is off it will be better still.
@steveseifer6784
@steveseifer6784 7 жыл бұрын
I had this machine or the one that came after it. I bought it in 1978. It cost $1,200. I recorded Elvis Presley's last concert the night I bought it, which was a few months before he died. I remember when the networks started using B&W video tape around 1960. I was fascinated how it looked just like a live picture. I can't figure out why film, although very good, looks different then a video tape recording. Is it the FPS rate difference?
@ciprianwinerElectronicManiac
@ciprianwinerElectronicManiac 7 жыл бұрын
Hello. Film looks different because it works very diferently compared to tape. You can get about 4K or higher resolution of film whilst back in the day older 2'' studio tape was quite limited in bandwidth because it really wasn't defined in pixels. Do some more research and you'll find out why film was king. Cheers :)
@andershammer9307
@andershammer9307 2 жыл бұрын
I have one of those in better shape and it worked the last time I used it. I planned to keep it because it is Beta 1.
@12voltvids
@12voltvids 2 жыл бұрын
It had beta 1 but but it was low band beta 1. High bans beta 2 and 3 looked better. High band and super high band beta 1 was fantastic.
@andershammer9307
@andershammer9307 2 жыл бұрын
@@12voltvids I remember when those super high band machines came out but they looked like someone had turned the sharpness all the way up so I didn't like them. My SLHF-300 made great looking copies of laserdiscs.
@12voltvids
@12voltvids 2 жыл бұрын
@@andershammer9307 the only machine that had super high band was the slhf1000 and it recorded a very good picture rivaling 3/4" umatic tape. The VHS camp came out with the HQ circuit which just sharpened the edges. B
@cosmecantutijerna1521
@cosmecantutijerna1521 7 жыл бұрын
Hi, my Betamax SL-5400 have a power problems, the light of the front clock star, but the Green Light of "ON" not
@umajunkcollector
@umajunkcollector 8 жыл бұрын
I'd enjoy an old analog production, using both types, modern digital to watch the old setup, plus actual vid from the old setup. I have an old NEC betamovie cam (no playback) thatwould be fun to demo, may drag it out to do likewise with vid capture on my PC.. Thanks, Don
@12voltvids
@12voltvids 8 жыл бұрын
I did an edit demonstration last year of the SLHF1000 editing package, editing a 30 year old tape.I am still toying with the idea of hauling out an old camera and Beta deck and doing my raw shots on it, and cutting together on the SLHF1000 units. It would be a basic set up though, just the 2 decks together and probably a single monitor set with just auto assemble used, no titles, no croasfades.I just need to find something that I can make a short video of, because naturally the video would be about the old gear, and the actual process of analog production and editing.
@InsideOfMyOwnMind
@InsideOfMyOwnMind 8 жыл бұрын
Really cool idea. And don't forget a vintage mic to go along with it. What I have learned from this video is that no matter how lo-res you go youtube will still find a way to sodomize the signal.
@12voltvids
@12voltvids 8 жыл бұрын
You mean the vintage microphone on the camera. Sure why not. I just attempted to upload a video of a very unique piece of gear I repaired, but it had to go because there was a 30 second shot of a concert projected on the wall in the background, (from youtube of all things) that their content ID matched and blocked in Canada and the US. So it is back to edit the scene again, invert it and put a nice big title over it to fool the content ID crap. This isn't the first time that a image has been picked up in the background that has caused grief. That one should be ready to send up again tomorrow. Kind of pisses me off though, because the source file is about 5 gigs in size and my internet is metered, so re-uploading a video to fix a 30 second scene will cost me in over usage fees by my ISP as I am very close to my limit now.
@mrmagnetoscope
@mrmagnetoscope 5 жыл бұрын
Why would somebody throw away a Betamax VCR in 1983?
@manorn
@manorn 7 жыл бұрын
Nice video and I wish to see more of Betamax Repairing tanks and good luck
@pHD77
@pHD77 3 жыл бұрын
I have a Sony SL-F1 (PAL version of the SL-2000), which has a tendency to really expose dropouts on the tape. Is there a way to suppress this? Quite a few years back I had to transfer to digital a tape containing my late grandmother's 65th birthday, which contained a lot of dropouts and I had borrowed my uncle's beta deck for playback, since my own SL-F1 wasn't exactly in working condition at the time (power supply issues). Sadly, the tape used for storing the home video wasn't exactly the best in terms of quality and had been used quite a bit for daily recording and as such was riddled with dropouts. But my uncle's deck (a Sony C20, I think it was) did an excellent job at "hiding" a lot of the more dominating streaks caused by dropouts - or at least make them stand less out. Is there a way to adjust the SL-F1 to better suppress/"hide" dropouts to such a degree, that dropouts are less noticeable?
@terryhall3960
@terryhall3960 3 жыл бұрын
The SL-F1 had a built-in video dropout compensator - however this would cause problems when the deck was used for recording digital audio, which used its own error correction system for dealing with dropouts, so there was switch to turn it off when using this with a PCM digital audio adapter. Somewhere, on either the power supply or the plug that goes into the socket on the back, there will be a switch labeled PCM. You need to make sure that this is switched off to turn on the video dropout compensator.
@ToknHaze
@ToknHaze 8 жыл бұрын
Really enjoyed your restore vids. Any chance you have cassette housing assembly and a belt you could part with/sell me that would be compatible for the Sony SL-800ME? A previous "tech" took a look at it and broke the belt, messed up the gears, and bent the assembly out of shape. Everything else appears to be working but I can't find any parts or donor machines for the life of me. Thanks!
@crashbandicoot4everr
@crashbandicoot4everr 6 жыл бұрын
Simon It's the 711B2 chassis. The SL-F30, F60 and some other models have the same mechanism. Good luck restoring this wonderful multi system machine!
@lstein3372
@lstein3372 4 жыл бұрын
I don't think I have ever seen you clean any pulley groves only belts. Isn't it advisable to clean both?
@12voltvids
@12voltvids 4 жыл бұрын
If the belt had melted I clean it up. I generally don't film the process because it is messy and time consuming but I have shown the process.
@oldradiosnphonographs
@oldradiosnphonographs 11 ай бұрын
The one I’m getting has a serial number of #29370 what factory did it come from?
@12voltvids
@12voltvids 11 ай бұрын
All the early vtr came out of Tokyo factory.
@michaeljohnherbert1153
@michaeljohnherbert1153 5 жыл бұрын
That's a real beast bit like Phillips 1500 had one motor. did you have original jvc mechanicals over there .l find your vids v interesting.u seem to have have plenty of work.l was in the trade .32 years don't think there any techs left .if it goes Duff u bin it.
@12voltvids
@12voltvids 5 жыл бұрын
Yes original JVC and Panasonic mechanical units were here. I have an old JVC, actually a few of them
@wdavem
@wdavem 8 жыл бұрын
Very good video! I've wanted to see BI picture quality for a long time. Would you say that is better then umatic low band machines from around that time? Interesting loading mechanism, beautiful machine.
@12voltvids
@12voltvids 8 жыл бұрын
No, not quite to Umatic low band. Beta 1S was better than Umatic low band, and Beta1 SHB was much better than Umatic Low band, especially with the beta hifi turned off. That way the full 6.0MHz od spectrum was available.I am working of getting the edit bay together for a shoot, and edit on Beta just for the fun of it, and I will film the edit process
@wdavem
@wdavem 8 жыл бұрын
got it. I'm guessing umatic uses slightly more tape at a similar density... at lest it seems to.
@12voltvids
@12voltvids 8 жыл бұрын
Umatic uses far more tape. have you seen the size of the cassettes?I will be doing another Umatic video as I was just given an old Sony VP2000 playback machine, so I will be servicing that one soon.
@wdavem
@wdavem 8 жыл бұрын
I know umatic is 407 inches per second on the video heads (per conversion from 'write speed' in the service manuals) I just haven't seen much of Beta decks and I think they are great...but the "closest" thing I have is a digital betacam. I never had a working beta deck growing up and think I've spent more time even with 1/2" EIAJ, strangely enough. -wish most of the vhs machines had been beta :-(
@mohamadmohamad9591
@mohamadmohamad9591 5 жыл бұрын
Nice
@glennmillerfan
@glennmillerfan 7 жыл бұрын
I have sort of an odd question. I have a SLHFR-30 Betamax and wanted to know if it would be possible to hook it to a modern cable box (the box I have is the ARRIS IPC 1100)? The reason I ask is because I wanted to see what it is like to record modern tv shows with vintage video equipment.
@12voltvids
@12voltvids 7 жыл бұрын
The answer is maybe. Your cable box will have standard AV outputs, and it also has an RF output that sends the signal on channel 3 or 4.Just connect your VCR to either of those jacks and you should be able to record anything you are watching. Some cable boxes, like my system, which is a Cisco 7150 turn off the analog outputs when an HDMI cable is connected. All I had to do is unplug the HDMI cable and connect it to my TV using component, and then the SD video output became active again. I can record everything, and I do it to DVD except for copy protected content. On demand movies, and HBO content is protected. So to record that I just run the video signal through a Macrovision scrubber (I did a video to demo this last year) and I can record everything, and do this on a regular basis.I also have the component cables routed through my Hauppague HD-PVR (original version) and that allows me to record an HD .MP4 of anything I can watch. I do this all the time, as there are series that I have been keeping, Homeland for one, that I have every episode on hard drives.I don`t upload it or anything, just for my own viewing, as I don`t use bit torrent to pirate anything. I work for an ISP, so if I were to get popped for copyright infringement for file sharing my employer would frown on this.
@glennmillerfan
@glennmillerfan 7 жыл бұрын
+12voltvids Thanks for the info! I will see if I can get it to work when my holiday break from college starts. On a side note, my dads uncle had the SL-7200 Betamax. He bought it in early 1977 and also purchased an inexpensive Black and White camera alongside it The SL-7200 was his main VCR up until 1984 when he switched over VHS due to the fact that the Beta format was on its way out (which was also around the same time my parents bought their first VCR, the Magnavox VR8416SL01).
@edgarospina3833
@edgarospina3833 5 жыл бұрын
Hola amigos - tengo dos betamax,despues de un tiempo de estar guardados-dejaron de funcionar- no prende el power on - solo prende el reloj al conectar el cable
@alvarogvdltgarcia52
@alvarogvdltgarcia52 Жыл бұрын
Hi, what digital to composite converter did you use to record that youtube video at the end on the betamax?
@12voltvids
@12voltvids Жыл бұрын
I recorded from the old beta onto dv tape using a Sony GVHD7000 hdv deck in dv mode. That digitized into standard 4:1:1 DV format I then played it back and dumped via firewire to the computer. I could have skipped the record to dv step if I had taken the beta into the house.
@DAVIDGREGORYKERR
@DAVIDGREGORYKERR 8 жыл бұрын
It is amazing how the old electronics work so well but it is always the belts that wear out causing the unit to malfunction, I wonder why cloth reinforced rubber belts were not used in place of the standard rubber belts, BETAMAX I was better than the Video Home System (VHS) and possibly better than the AMPEX QUADRAPLEX Video System.
@12voltvids
@12voltvids 8 жыл бұрын
Quad was an early standard, and when it was set up properly delivered the best picture that the analog formats could produce, because it recorded the entire video signal without converting the color.When helical 1" hot the market, it could rival quad, with much better reliability.The small formats, 1/2" and 3/4" were never considered broadcast quality, as their signal to noise ration was not good enough, even though these small formats did make it into some areas of broadcast, namely news gathering where the quality compromise was acceptable.It wasn't until betacam that 1/2" tape was able to be called a true broadcast format, and it de-throned king 1" from it's place at the top of the video food chain. To me more precice, betacam SP did that, not standard betacam.1" still had many more years at the standard in broadcast though, it just no longer was superior in quality. The 1/2" tape format had caught and is some aspects surpassed it. (Componet chroma recording)
@tommills8368
@tommills8368 4 жыл бұрын
I have a Zenith JR-9000W which appears to be the same as this Sony you are working on. The Zenith powers up and looks to be functional, the cassette loads fine and spools out and ejects ok but the only buttons that work are the eject and stop. Can't push the play, record or fast forward. Any ideas what could be going on? All the belts are there and look to be fine. Appreciate any help.
@tommills8368
@tommills8368 4 жыл бұрын
I found the problem, one belt needed to be replaced. Now works fine except will not play in color. Will record in color but plays it back in black/white. Put the recording on another player and the color is fine. Any ideas on that problem??
@crashbandicoot4everr
@crashbandicoot4everr 3 жыл бұрын
@@tommills8368 AFC trimmer on the chroma board is probably off.
@colllisionman
@colllisionman 3 жыл бұрын
@@crashbandicoot4everr Thanks for your reply. What does that, "off", mean? The board needs repaired or replaced or turned on?
@crashbandicoot4everr
@crashbandicoot4everr 3 жыл бұрын
@@colllisionman Off-adjustment I should say. There's a trimmer (variable resistor) that adjusts the AFC for the chroma. 12voltvids did it on the SL-8600.
@colllisionman
@colllisionman 3 жыл бұрын
@@crashbandicoot4everr How do I find it? What am I looking for? Can you describe it please?
@uberism81
@uberism81 8 жыл бұрын
Awesome machine! How much do you think a machine like this cost back in the day? I have a Sony SL-5000 from 1982. I have it up on ebay right now for parts or repair. It's heavy as hell so nobody seems to want to pay for that crazy shipping price. It doesn't have the UHF or VHF knobs like your SL7200 has.
@12voltvids
@12voltvids 8 жыл бұрын
The first machine I bought new in 1979 was an RCA VCT201 and that cost me 2,000. This machine in Canada would have been more than that. The SL8600 was the current model for Sony at that time and it was 2100.00, and that is why I went VHS, because it was 100 cheaper.
@uberism81
@uberism81 8 жыл бұрын
Isn't that just wild. I just did a quick inflation calculation and 2000 in 1980 is like 6,167.54 in 2016.
@12voltvids
@12voltvids 8 жыл бұрын
Right, so remember that in 1990 I dropped 12K on a camera, and another 10K on a camera in 2000 and these were SD cameras.The first HD camera I upgraded to was 5,500.00 in 2004 back when I was still a serious videographer / cinematographer.For fun I think I will haul out some old cameras, and do some shooting, from my oldest ugliest cameras I own. and believe me there are some ugly cameras I have. Going back to black and white gear.I'll record all the ST stuff onto modern digital tape, so the actual picture from the cameras will show through as good as they possibly can. After todays fight in traffic on a wasted trip to the big city to buy parts (unsuccessful at that) I need a project that will calm my nerves. How anyone can crash into a truck I don't know. On the freeway at that. What should have been a nice relaxing trip to the parts dept turned into a nightmare. It started with a bad decision as to which parts store to go. I decided on the wrong one. Get there, only to find that they have moved across town. Funny when I was there 2 weeks ago there was no mention of them moving! So drive to the new location, fighting traffic again, missed them by 5 minutes. Actually I was there on time, but they had already locked the door! Time to fight traffic again. 4 hours to get to town and back, and I should have been there and back in 1!
@uberism81
@uberism81 8 жыл бұрын
I love old tech and would love to see more of your collection. Wow that sounds like a rough day. I hate driving through big city traffic. That's why I love shopping online and don't mind paying the shipping prices. Between your gas, time, and piece of mind it's worth it.
@12voltvids
@12voltvids 8 жыл бұрын
I am planning a video shot with a bunch of old cameras for comparison. Everything from an old b/w Vidicon, to single tube vidicon, consumer and broadcast single tube saticon, b/w and color ccd of various pixel densities. Will record everything to do tape, so the quality of the actual camera can be compared. Should be an interesting comparison.
@Stevo701
@Stevo701 6 жыл бұрын
Quick question, any good online places to find belts? I have a Toshiba V-S56 that needs a new capstan belt.
@12voltvids
@12voltvids 6 жыл бұрын
Try these guys. kpcomponents.co/ They are local to me, and I have bought a few things from them over the past 30 years. He won't know the belt from the model though. You will need a size.
@Stevo701
@Stevo701 6 жыл бұрын
12voltvids Youre a life saver man! I really appreciate what you have done here on KZbin. Watching your videos really teaches quite a bit about these old electronics. I got a umatic right before I found your channel. It's a vo-2800, still trying to get it up and running. It was owned by a scientist. Can't seem to understand how the mechanism from it works
@12voltvids
@12voltvids 6 жыл бұрын
Stevo701 Gaming I have a vp1000 and vp2000 plus a Panasonic 9200 umatic and a Sony vo4800 portable. Pretty old machines.
@Stevo701
@Stevo701 6 жыл бұрын
Man that vp 1000, 2000. Can't imagine the amount of hours put on those things. I was also given a jvc vidstar hu-3300 it needs some new belts though
@markanderson350
@markanderson350 8 жыл бұрын
My dad bought one at the bay. I think he paid $600 for it new.
@12voltvids
@12voltvids 8 жыл бұрын
Not this machine he wouldn't. This one originally sold for probably 2500.00
@crashbandicoot4everr
@crashbandicoot4everr 8 жыл бұрын
It was actually $1295 in Feb 1976. The first Betamax which was sold in a TV console, the LV-1901 did cost 2500 in November 1975.
@12voltvids
@12voltvids 8 жыл бұрын
The first VCR I bought was an RCA VCT201 and it was 1999.99, and the reason I bought it was because it was 500 cheaper than the Betamax SL5400. Perhaps that was the price in the USA but in Canada it was much more than that. A KV1940 19" TV was 1499.99.
@crashbandicoot4everr
@crashbandicoot4everr 8 жыл бұрын
I have an original example of the first Panasonic VCRs like the VCT201. An NV-8600-EM built in November of 1979 which is a multi system one.
@markanderson350
@markanderson350 8 жыл бұрын
If I remember right, It was more like 1977
@Electrotat
@Electrotat Жыл бұрын
Thanks for your help, your video helped me to save and restore this battered old Sony SL-8000UB from 1978 kzbin.info/www/bejne/i5uplHqpjql6qLM
@Musicradio77Network
@Musicradio77Network Жыл бұрын
This was the same model that Ray Glasser first bought it back in 1976 where he was about to begin his Betamax collection.
@mrmagnetoscope
@mrmagnetoscope 5 жыл бұрын
Hey what if the 3.5mm screws that hold the upper part of the drum (those that you couldn't remove because you didn't have the tool) were stripped, would it be impossible to take apart the drum?
@chrismapley7513
@chrismapley7513 8 жыл бұрын
I have one of these I will try to do this as mine has same problem
@jimbronie
@jimbronie 8 жыл бұрын
I'd love to see a video of your storage area where all this good ol' stuff lives.
@12voltvids
@12voltvids 8 жыл бұрын
You don't want to see that area. I don't want to see it. I get scared every time I venture in there.
@jimbronie
@jimbronie 8 жыл бұрын
+12voltvids lol! I know it is scary but it would be cool to see all the stuff you have. As long as you haven't been called to be on the tv show hoarders you are good!!! Lol!!!
@12voltvids
@12voltvids 8 жыл бұрын
You are seeing it being serviced. My storage area is actually kind of boring. It is just a loft over a barn, heated so the gear doesn't freeze with a bunch of machines stacked in the corner, and a few boxes of old parts and boards. Nothing really interesting to see.
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