2 meter antenna

  Рет қаралды 826,181

vk4jgh

vk4jgh

Күн бұрын

Пікірлер: 296
@gcoop3
@gcoop3 11 жыл бұрын
I wish all instructional videos were this good. Very informative, easy to understand and to the point. Awesome video. Thank you!
@softstart100
@softstart100 12 жыл бұрын
I just happen to have some old 11 meter antennas from the old days; I'll make this for my. 817 nd for two and 6 meters. Sometime you come across a gem of a project and I think this one is a fine jewel. Thanks for you time and effort
@ericvandeweyer1766
@ericvandeweyer1766 2 жыл бұрын
Excellent instructional video, Margaret. I have made many of those over the last 50 years or so exactly the same way. These days I usually use dual wall heatshrink as it has the inner layer of glue in it. 73....Eric VK2VE.
@molonlabe3619
@molonlabe3619 6 жыл бұрын
Building antennas has got to be my favorite part of amateur radio! Awesome video!!! 73
@peterfiedfm5104
@peterfiedfm5104 8 жыл бұрын
I wish she made videos, shes amazing! The world needs more women like her.
@sunnylandcamper
@sunnylandcamper 7 жыл бұрын
I hold a Ham Study Group and guess what they are gonna watch this Tuesday...
@W-733_KWX
@W-733_KWX 5 жыл бұрын
Definitely agree.
@bluedragon-nv7ux
@bluedragon-nv7ux 2 жыл бұрын
You wouldn't believe me if I said this, but I'm her grandson, my grandad and Grandma loved radio, and grandad was great with making antenna so he showed my grandma how to make them filmed it (our family loves photography so we have alot of cameras) and he posted it onto KZbin on his KZbin channel as he wanted her to be the face of it
@jphdg
@jphdg 15 жыл бұрын
I have been looking on how to build a 5/8th wave properly, particularly the coil specs at the bottom. Great instructions here that make things very easy. Thank you. 73 VK3TVZ.
@jarradleaver7376
@jarradleaver7376 8 жыл бұрын
I made this recently not for my car but for a stealth home antenna, works very well and very impressed with the results thanks 73.
@vk2ig
@vk2ig 12 жыл бұрын
Hi Margaret, thanks for this video, and well done! A newly-licensed friend has built one of these antennas per your instructions, and reports improved performance on his car compared to his 1/4 wave whip antenna. I remember you from Brisbane North Radio Club (BNRC) in the early-to-mid 1980s - I was licensed as VK4VLE then VK4BMD, and known at the Club as "Mike 4". 73, Mike VK2IG.
@herberteckhardt5466
@herberteckhardt5466 5 жыл бұрын
What a great instruction video Straight to the point and simple and easy explained and shown Hope you can make more videos like this
@someharleyguy
@someharleyguy 7 жыл бұрын
This is wonderful! You do a great job explaining this fabrication. Thank you very much for sharing!!
@MrSeanMcLaughlin
@MrSeanMcLaughlin 12 жыл бұрын
You are absolutely adorable and capable. A dangerous combo. :) Thank you Margaret!
@taurene
@taurene 6 жыл бұрын
still watching this year 2019... my greetings from philippines
@amorsoloarts
@amorsoloarts 5 жыл бұрын
Me too hehehe DW3ZXC Subic Phil
@whowhatandwhere5477
@whowhatandwhere5477 5 жыл бұрын
Delighted to say it's being watched in 2020 too! Happy New Year to all.
@markbruechert9967
@markbruechert9967 6 жыл бұрын
Fantastic. Well explained, simple to build, works perfectly. Thanks, Mark VK3PDG
@drewby4563
@drewby4563 Жыл бұрын
Well done from England 73's xx
@W-733_KWX
@W-733_KWX 5 жыл бұрын
I don't know how one could dislike this video :( Thank you Milady for this great video.
@SignalsEverywhere
@SignalsEverywhere 12 жыл бұрын
One of the best antenna videos I've seen, thank you!
@robindeakin
@robindeakin 9 жыл бұрын
i made mine , using copper brain from old coax cable , its works a treat ,thanks Margette, i love you
@mojostew
@mojostew 10 жыл бұрын
Great instructional. I'm sure many will enjoy these good performing antennas
@rafdavfl
@rafdavfl 9 жыл бұрын
Got a bunch of old CB mobile fiberglass antennas laying around and will try you antenna out with one of them. Thanks for such a wonderful vid. KC4RAF, 73s.
@jgeissin
@jgeissin 9 жыл бұрын
EXCELLENT! I love DIY; brings the meaning back to Amateur/HAM radio! This is what it is all about!!
@Anibal_avila74
@Anibal_avila74 8 жыл бұрын
Amazing... Madame... You got talent soldering.... Explaining... Better this young kids... Keep posting....thank you for share... Cheers
@korvarad
@korvarad 9 жыл бұрын
Nice presentation, thank you from Czech Republic ;)
@WalterMelones
@WalterMelones 9 жыл бұрын
You are an absolute dear! Thanks miss.
@bighangki
@bighangki Жыл бұрын
Great Job Margareth .. respect and salute 🙏
@jackbrookshiresr2070
@jackbrookshiresr2070 7 жыл бұрын
Been a Ham radio operator for 50 + yrs, learned lots of communication knowledge', all bands, all modes, simi retired now, only have 2 meter gear for local repeaters, vy 73's, de AA4FT NC
@Pull_It_Apart_Paul_Ham_CB
@Pull_It_Apart_Paul_Ham_CB 2 жыл бұрын
Hello Margaret Thankyou for the video, please publish more. As hams we should be sharing more and KZbin a great medium to do so. I try to do that with my channel
@darynsax
@darynsax 15 жыл бұрын
Brilliant and it looks the part, Im new to amatuer radio and finding all these homemade antennas on line that cost next to nothing cant wait to try them all
@MrDueceswild69
@MrDueceswild69 11 жыл бұрын
Great Job Margaret. 73's from the states!
@spemberton101
@spemberton101 5 жыл бұрын
Thanks for the video. I built a 5/8 antenna per your design and it seems to work great. Much better than the 1/4 wave that I had been using. A fair bit bigger though :) Mine is the full 1.4 metres long, and tests good on 2M, as well as 6M, and somewhat OK on 70cm.
@royalbraindamage
@royalbraindamage 10 жыл бұрын
My 33 years of exposure to radio and antennas has left me with the idea that placing the coil at the bottom to be not as good as putting it at least half way up the length of the antenna so that ground losses are minimized. Also going from a solid copper conductor (the coil) to the braided radiating part may not be as good as just continuing with the solid wire. Another good thing to do is to finish the top of the antenna with an adjustable tip. So instead of searching for all these parts, just get 5 feet long FireStick CB antenna, remove the wire from it and then you have the right base, fiberglass rod, and adjustable tip ready to go, just add your own coil and radiating section(s), this way you save time that you can use for experimenting.
@asyncawaited
@asyncawaited 7 жыл бұрын
That's actually a pretty good idea... Beats the hell out of my "5/8 collinear mounted to Prius" idea. Cheers and 73.
@skaramicke
@skaramicke 7 жыл бұрын
A coil at the middle of the antenna is common to dual band antennas, where the antenna is resonant at the lower (144MHz) frequency but the higher frequency can't pass the coil because of the higher inductance, and instead the bottom part of the antenna is resonant. Such antennas often also have a coil at the bottom, compensating for the non dipole-ness of the antenna.
@nestorpena2355
@nestorpena2355 6 жыл бұрын
para mi no hay como la slim jim
@W-733_KWX
@W-733_KWX 5 жыл бұрын
She wanted to get more bandwidth i guess with the braid.
@Francois_Dupont
@Francois_Dupont 4 ай бұрын
i made my own base antenna from this (i added 4 radials to the bottom and a BNC connector) it was good outside for 3years before i took it down.
@nor4277
@nor4277 5 жыл бұрын
She was great and new what she was talking about,they are right we need more girls in the hobby ,hope she has other videos to learn from ,thanks for your video.
@vk4jgh
@vk4jgh 16 жыл бұрын
should be a good swr for 477Mhz as well because it is a fairly wide band antenna as well.
@danielaros9138
@danielaros9138 7 жыл бұрын
Explicación sencilla y práctica, muchas gracias.
@BobHolowenko
@BobHolowenko 12 жыл бұрын
My left ear absolutely LOVED this video.
@1billiedale
@1billiedale 5 жыл бұрын
Excellent explanation and demonstration video! Thanks.
@briangeiswite4452
@briangeiswite4452 8 жыл бұрын
this is fantastic. I'm assuming you can just shorten or lengthen this for different bands
@ebayseller851
@ebayseller851 6 жыл бұрын
excellent video... thank you from the Uk
@JockoFlocko
@JockoFlocko 13 жыл бұрын
Very cool antenna project! Wish I had seen this video years ago back in 2003 when I was first getting into amateur radio as I could have made me and my friends some very cheap 5/8 mobile antennas. 73 -VA3AWP
@christianhoffman1397
@christianhoffman1397 8 жыл бұрын
great, easy to follow video. well done! Thank you !
@TheArunKumarSharma
@TheArunKumarSharma 7 жыл бұрын
Very good idea and easy to make, Thank you Madam from India.
@ScottyHuff
@ScottyHuff 14 жыл бұрын
I definately want to try this one. Can you explain the rest; i.e. the mount, how the coax attaches, etc.? Thanks!
@dorslv
@dorslv 15 жыл бұрын
Thx VK4MH, enjoyed your video how to, question, what lengths (fiberglass rod, enameled wire etc)would I need to make 1.25m, 440 MHz?
@biggriggy007
@biggriggy007 3 жыл бұрын
I don’t understand why the ground plane and main element are soldered together. Which is the ground plane the coax ground or the wire at bottom?
@MisterTwister55
@MisterTwister55 15 жыл бұрын
Very good video. I will make an antenna like this. I will just have to decide how I want to mount it to the car.
@JohnHutcheson
@JohnHutcheson 10 жыл бұрын
Great video! I'll have to give this a try once i get my licence.
@gabecocco6589
@gabecocco6589 2 жыл бұрын
This is a great video. Anyone know where you can get an "Mobile Antenna Base"? Part number and supplier would be useful. Thanks.
@ikan12580
@ikan12580 4 жыл бұрын
That was a lovely video.
@drthangavel
@drthangavel 11 жыл бұрын
Very useful and simple way of DIY!!!! Thank you .
@sinegra30
@sinegra30 6 жыл бұрын
Excelent video! Any ideas for a dipole 2.4GHz antenna to be used with a ALFA USB WIFI Adapter?
@stanicacatalin127
@stanicacatalin127 8 жыл бұрын
Nice presentation, thank you from ROMANIA
@Tool19672
@Tool19672 9 жыл бұрын
Thanks for your time in doing this , I am going to do this soon . Thank you
@IZ2JQEHAMRADIO
@IZ2JQEHAMRADIO 11 жыл бұрын
Ciao Mam, sono rimasto affascinato dalla tua semplice, quanto meravigliosa realizzazione!!!! Grande....! :-) Hi Mam, I'm "home-brewer" in HF antennas: I'm fascinated by how wonderful your simple realization!!!! You are great....! :-) Among other things, I observed your hands: I think "hands-lived" a lifetime. You have all my respect!! I saw the video today, August 21, 2013, for the first time.... Vy 73 de IZ2JQE - Lello
@oklifrederick3523
@oklifrederick3523 4 жыл бұрын
Why coax shielding and not coated wire all the way up?
@techdavey1000
@techdavey1000 11 жыл бұрын
Its better built than the crappy commercial Marine Radio antenna that I bought for two quid at a boat jumble! (the makers had used a springy phosphor bronze loading coil that was supposed to use its springiness to hold all the connections together without needing solder, FAIL! ) I would however recommend using Fluid Film Rope & Chain Lubricant (based on Lanolin) or varnish to stop the braid going green with verdigris. Of course in Australia it doesn't rain very often and there isn't the 90% humidity and salt spray that is so common here. Well done!
@ramirorc
@ramirorc 14 жыл бұрын
Congratulations from PW8RC, best regards, 73!
@23seana73
@23seana73 7 жыл бұрын
Thank you and a big hello from Brighton UK. 73’s M6KII Xx
@sunsetcroatia
@sunsetcroatia 13 жыл бұрын
nice antenna what about base antenna for 6mtr... any tips
@Jay-hr9ci
@Jay-hr9ci 4 жыл бұрын
Where do you get the fiber glass rod and the base from?
@MEilaXx
@MEilaXx 16 жыл бұрын
Hi im new in the business, i have bought a cb radio, The antenna uses a coax cable to connect with the radio unit, you soldered only one conducter, what about the ground? thanks Well Done eeee
@norman2999
@norman2999 6 жыл бұрын
How did you calculate all the lengths & diameter of the wire? If one we're to make an antenna for 11 meters, would one multiply everything by 5.5? That would make for one seriously awkward antenna!! Does anyone have any ideas or formulae? Thanks & 73, Norman.
@ChrisJB84
@ChrisJB84 11 жыл бұрын
Thank you for this. I am just getting into ham radio so this is going to be a project for myself!!! Thank you!!!!
@darkdragon1194
@darkdragon1194 15 жыл бұрын
this is Ki6WTG and i was wondering if that type of attenna would work as a 5/8 groundplane attenna?
@BobBelukang
@BobBelukang 11 жыл бұрын
Nice DIY antena..signing in from Malaysia
@hamradio599
@hamradio599 2 жыл бұрын
Good idea. Using cable shielding for radiator.
@dang25272549
@dang25272549 6 жыл бұрын
Nice and simple antenna .Thanks for posting mam .
@kg4eiq
@kg4eiq 8 жыл бұрын
Hi, Enjoyed the video, Very informative. Do you by chance have an antenna plan or formula for this antenna for the USA 222-225 MHz band plan? Thank you for posting this video.
@williamhelms9942
@williamhelms9942 7 жыл бұрын
kg4eiq : 1.05 feet each section at 223.5 MHz for a ½ Wave Dipole.
@electricianvalera
@electricianvalera 5 жыл бұрын
тест антенна?
@wildlancaster1
@wildlancaster1 11 жыл бұрын
Hi about to get my licence soon (as long as I pass my exam) might give this antenna a go, quick question what diameter is your fibreglass rod?
@peterjones3245
@peterjones3245 7 жыл бұрын
It only has one pole...where does the centre and braid of the co-ax feed attach?
@Steve-GM0HUU
@Steve-GM0HUU 6 жыл бұрын
The antenna is made to be used with a mobile mount (either permanent or mag-mount) on the vehicle. When connected to your radio, the braid of the coax will connect to the vehicle chassis (ground) which forms the ground plane. The center of the coax will connect to the base of the antenna. I have made similar antennas using fibre glass rod with wire, coax braid or copper foil as the conductive element. I can report they work just fine! Using UV resistant heatshrink is a good idea.
@vk5jajay147
@vk5jajay147 3 жыл бұрын
How are you and Graham going Marg? Not heard Graham on 10 metres in quite some time now.. De VK5JA Jay 😎
@bluedragon-nv7ux
@bluedragon-nv7ux 2 жыл бұрын
Hi, I'm there grandson, they are doing great, the radio is buryed somewhere in the house, I'll tell him to find it
@bluedragon-nv7ux
@bluedragon-nv7ux 2 жыл бұрын
Yea, turns out he hasn't hoped on because the solar panels are messing up with the radio somehow
@jmr
@jmr 10 жыл бұрын
That looks like some fine work!
@natashaharper6126
@natashaharper6126 6 жыл бұрын
thnx for the video i would love to no whathe dbi / gain that antenna would be rated for
@mikesey1
@mikesey1 4 жыл бұрын
A very useful video. Thank you.
@danielprada9533
@danielprada9533 Жыл бұрын
Buena idea y muy buen trabajo. 73 de LU1XDP.
@jorgeomar8795
@jorgeomar8795 11 жыл бұрын
Cual es el metodo para calcular esa bobina????.., necesito calcular una,para 118 / 135 MHZ.....TKS!!!
@M0YKSHamRadio
@M0YKSHamRadio 16 жыл бұрын
Excellent job and great design, will have to try that one! Thanks for the excellent Video. 73 from England. de 2E0HTS Simon
@radiodad7485
@radiodad7485 2 жыл бұрын
Still a great video, thanks!
@hannahbananagamingandexplo7598
@hannahbananagamingandexplo7598 8 жыл бұрын
please make more videos VK4MH! enjoyed this video.
@vonzigle
@vonzigle 11 жыл бұрын
Margaret: Great project, wonderfully explained! Wouldn't be surprised if you were a teacher sometime in the past! Don, N6CD
@bluedragon-nv7ux
@bluedragon-nv7ux 2 жыл бұрын
She was planning on becoming a piano teacher, I don't know why she gave up on that dream, if your wondering how I know I'm her grandson
@Affordanet
@Affordanet 10 жыл бұрын
Very well done indeed :) 73 from USA...
@gemmie0b1
@gemmie0b1 8 жыл бұрын
nice thank you for showing me how to make one
@11busyboy
@11busyboy 11 жыл бұрын
Nice video. Very well explained.
@vk4jgh
@vk4jgh 16 жыл бұрын
that 2 metere ant is for the frequency of 144 MHZ. CB is usualy 27 MHZ. possibly the best mobile whip for 27 MHZ would be a helical whip. I may make a video of that one later.
@pete1982pl
@pete1982pl 12 жыл бұрын
Thank you for this easy instruction video! 73's from germany
@noisytim
@noisytim 7 жыл бұрын
Lovely! I know what i will be building next weekend !
@peterjones3245
@peterjones3245 7 жыл бұрын
Hold on a minute - that just shows the antenna driven element going to an antenna base. How is the co-ax feed line connected?
@jkbish1
@jkbish1 5 жыл бұрын
right, this video basically shows half of the antenna. You need some kind of ground-plane. The antenna could be mounted on a mag base on a metal car or could have a set of 4 radials. But the video only shows only the top portion. Does anyone have more information on this issue ?
@jkbish1
@jkbish1 5 жыл бұрын
So I found a nice piece of fiberglass. Oops, not really so nice. The fiberglass is 5/16 inch diameter. NO way does anyone sell a ferrule nut with a 5/16" diameter. So the key is to FIRST find the ferrule base nut, then go looking for a piece of fiberglass to fit. Max-Gain Systems, Inc sells the base nuts. Biggest one is .200″ Chrome Brass Antenna Ferrule to 3/8 x 24 thread male (P/N: 9927-200). The sizes of hole possible are .100 ", .125" and .200". My 5/16 is huge.. which is .3125 inch. However if you can find fiberglass to fit the hole (.100 or .125 or .200) then Max-gain Systems has a ferrule to fit. Now that I know the possible ferrule sizes, I am looking around for a fiberglass. As per other commenters, I am going to look for either old or new fishing rods.
@plg69
@plg69 7 жыл бұрын
Awesome..but,,can anyone tell or do the list of the item???i am from Malaysia 🇲🇾,,don't understand that British accent... 🙏🏼 Thanks
@mickgatz214
@mickgatz214 6 жыл бұрын
It's an Australian accent. :)
@antidecepticon
@antidecepticon 5 жыл бұрын
@@mickgatz214 which is bastard British. They are Ruled by Brittan.
@vk4jgh
@vk4jgh 16 жыл бұрын
Try soldering 15 cm of braid to ant. base then 11 turns of wire then 33 cm of braid then another 11 turns of wire then 20 and a half cm of braid then another 11 turns of wire then 28 and a half cm of braid.
@MoTown44240
@MoTown44240 9 жыл бұрын
Nice presentation Margaret! 73
@MrJosearre
@MrJosearre 14 жыл бұрын
Hi Miss margaret. I need a antenna for 6 meters only for reception (no transmition)¿witch is the long of the antenna and the coil turns? (sorry for my horrible grammatic english) thank you.
@jkbish1
@jkbish1 5 жыл бұрын
parts list Mobile antenna base at 1:21 the author says something about the base, but I could not understand the description Fiberglass rod 1.4 meters Coax braid (probably 1.4 + meters) enameled copper wire 40 cm Heat shrink tube (1.4 meter) soLder (rosin core) soLdering iron Mobile antenna base cannot find one anywhere, checked walmart, amazon, ebay, and a dozen sites which say antenna parts ??? ----- Fiberglass rod, (grab old fishing rod & tear off the farrells) No cost. --------- 3.3ft Flat 1m Cable 6mm Copper Braid Bare Copper Braid Wire Ground Lead About $5 including shipping and tax --------- BNTECHGO 22 AWG Magnet Wire - Enameled Copper Wire - Enameled Magnet Winding Wire - 4 oz - 0.0256" Diameter 1 Spool Coil Natural Temperature Rating 155℃ Widely Used for Transformers Inductors Amazon $7 not certain about shipping and tax,, probably net around $9 --------- Heat shrink tube 2:1 Heat Shrinkable Tube Shrink Tubing Wire Dia Black Ratio 0.6mm-50mm (2 meters appx 6 feet) approx $5 including tax and shipping --------- Assume I have solder and the soldering iron Cost would be about $20, very reasonable. Problem is there does not seem to be a seller for mobile antenna base, anybody know a seller? (btw, thanks very much !!!!!)
@vk3ye
@vk3ye 16 жыл бұрын
Great presentation - explained well!
@huntinglife5202
@huntinglife5202 10 жыл бұрын
That was fantastic thank you for sharing that.
@solitontron
@solitontron 11 жыл бұрын
Thanks for your video demonstration. Nice work. :) Congratulations to you!
@serwin814
@serwin814 11 жыл бұрын
Granny, you rock!!
@peterjones3245
@peterjones3245 7 жыл бұрын
What was the copper wire (shown in the opening shots) used for?
@P25AES
@P25AES 3 жыл бұрын
Loading coil
@clintoncann4390
@clintoncann4390 7 жыл бұрын
hi Margaret where do i purchase the uhf mount to glue the fibre glass rod into thanks again 73 Clinton VK6FCRC
@jkbish1
@jkbish1 5 жыл бұрын
I went to Walmart and got a fiberglass driveway marker. Diameter is 5/16 inch. Could not find a base for that. soooo, I did a little more research and found the following Max Gen Systems has three bases. diameter of fiberglass should be .100 or .125 or .200 inch. These three are the only three possible. They call the part for inserting the fiberglass "ferrule nut". Now you know the three sizes, you can hunt for a piece of fiberglass. I would like to find a ferrule nut with .3135 inch because that is the fiberglass I happen to have. No one sells the ferrule nut for .3135 inch. So I am now hunting for the right piece of fiberglass. I am quite sure .100 or .125 or .200 inch is available for fiberglass...but I have not found it yet.
@lipen8306
@lipen8306 11 жыл бұрын
Cool vid nic 2 meters antenna !
@paul.alarner6410
@paul.alarner6410 2 жыл бұрын
be nice to see some swr sweeps from 143 to 146 mhz and a polar plot!
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