Title: Foo Fones Post by: WA4WAX on October 20, 2022, 06:55:07 PM OK gang.....I am concerned about present times. Specifically, someone might give us a 200 to 400 KV per meter surprise.
Accordingly, I am looking around old magazines for simple, reliable tube sets. Present your ideas here. Think around town, and maybe tri-county. Thanks. Title: Re: Foo Fones Post by: KB2WIG on October 21, 2022, 07:27:33 AM Buy a rice box and place her into an old microwave oven. Mr. Faraday would be proud. 'Course, where the power comes from......?
Check this out, https://worldradiohistory.com KLC Title: Re: Foo Fones Post by: WA4WAX on October 21, 2022, 10:43:47 AM I know the site well.
Some ideas: https://worldradiohistory.com/Archive-Radio-News/50s/Radio-News-1957-06-R.pdf https://worldradiohistory.com/Archive-Radio-News/50s/Radio-News-1955-08-R.pdf These are starters. The idea is tubes and simple. Think 10, 6, and 2. Maybe 40 meters in the day time. Title: Re: Foo Fones Post by: WA4WAX on October 21, 2022, 11:04:57 AM More.
https://worldradiohistory.com/Archive-Radio-News/40s/Radio-News-1947-02-R.pdf Title: Re: Foo Fones Post by: WA4WAX on October 21, 2022, 11:09:27 AM Moving to HF. AMfone - Dedicated to Amplitude Modulation on the Amateur Radio Bands
I knew W4BIW. He was at WSB for ages. Idea: Change circuit to Colpitts oscillator. 6AQ5 instead of 6V6. https://worldradiohistory.com/Archive-Radio-News/40s/Radio-News-1947-04-R.pdf |