UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Chinese 1A2 Super Regenerative FM radio kit

Philips210 · 5th Nov 2017, 10:32 am

Hi.

As is usual with coils working at VHF they tend to be self supporting without a former. Expanding the turns (stretching the coil) will result in a higher frequency coverage. I think using a GDO to at least get the frequency coverage right would be a first step.

Regards
Symon.

5th Nov 2017, 10:32 am	#41
Philips210 Nonode Join Date: May 2007 Location: Redruth, Cornwall, UK. Posts: 2,573	Re: Chinese 1A2 Super Regenerative FM radio kit Hi. As is usual with coils working at VHF they tend to be self supporting without a former. Expanding the turns (stretching the coil) will result in a higher frequency coverage. I think using a GDO to at least get the frequency coverage right would be a first step. Regards Symon.