Рет қаралды 5,360
Most of us are familiar with the pi network low pass filter. They are simple, dependable and perform well for most applications. However sometimes you want a bit of extra suppression at a frequency not sufficiently high for the roll off to fully cut in. What do you do? You can add a capacitor as demonstrated here.
PS: If you liked this video please consider supporting Amateur Radio VK3YE by:
* Subscribing on KZbin
* Checking my books page at books.vk3ye.com
* Shopping on Amazon via: amzn.to/3iiDQXv , or
* Shopping on eBay via: ebay.us/i9DuWP
(then if you buy something I'll get a small commission at no cost to you)