UK Vintage Radio Repair and Restoration Discussion Forum - View Single Post - Radio Receiver BC-454-B

Gridiron · 22nd Sep 2022, 10:56 am

The dynamotor provides the HT supply (around 250volts) input from the 28 volt aircraft supply. The heaters of the valves are connected to be run from the aircraft supply.

22nd Sep 2022, 10:56 am	#6
Gridiron Heptode Join Date: Apr 2010 Location: West Midlands, UK. Posts: 663	Re: Radio Receiver BC-545-B The dynamotor provides the HT supply (around 250volts) input from the 28 volt aircraft supply. The heaters of the valves are connected to be run from the aircraft supply.