Twice the bedlam: the CQ WW contest on a direct conversion receiver https://stream.echo6.co/videos/watch/70bad090-fab5-413e-950c-c2304f75820c Testing a direct conversion receiver during this year's CQ WW SSB contest. The receiver uses an NE602 mixer and LM386 audio amplifier and tunes most of the SSB portion of 7 MHz. The set comfortably drives a speaker thanks to an increased gain LM386 amplifier - details here: http://www.qslnet.de/member/la3za/dokumenter/Unleash386-SPRAT03.pdf PS: If you liked this video please consider supporting Amateur Radio VK3YE by: Subscribing on YouTube,, Checking my books page at https://books.vk3ye.com, Shopping on Amazon via: https://amzn.to/3iiDQXv, or, Shopping on eBay via: https://ebay.us/i9DuWP (then if you buy something I'll get a small commission at no cost to you) Sat, 09 May 2026 05:04:19 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://stream.echo6.co Twice the bedlam: the CQ WW contest on a direct conversion receiver https://stream.echo6.co/client/assets/images/icons/icon-512x512.png https://stream.echo6.co/videos/watch/70bad090-fab5-413e-950c-c2304f75820c All rights reserved, unless otherwise specified in the terms specified at https://stream.echo6.co/about and potential licenses granted by each content's rightholder.