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Radio Wrangler · 27th Jan 2018, 8:13 am

Nuvistors are also there.

There's no law which says that a GDO has to be based on a single device oscillator. I built one with an ALC-controlled oscillator, monitoring the gain control voltage to see the dip (well, peak in this case) as the oscillator fought the power loss.

David

27th Jan 2018, 8:13 am	#87
Radio Wrangler Moderator Join Date: Mar 2012 Location: Fife, Scotland, UK. Posts: 22,899	Re: The Best GDO Ever Made? Nuvistors are also there. There's no law which says that a GDO has to be based on a single device oscillator. I built one with an ALC-controlled oscillator, monitoring the gain control voltage to see the dip (well, peak in this case) as the oscillator fought the power loss. David __________________ Can't afford the volcanic island yet, but the plans for my monorail and the goons' uniforms are done