Regulated (A, B,&C) power supply

 for the old, battery, tube radios of the 1920's is now available.

 Built and tested by Lucien Carle.

This is the K-101A battery eliminator  breadboard kit that I assembled just for you.

click on picture above to enlarge

A: filament supply,1.2 to 6 VDC up to 1.5 amps.

B: Plate outputs supply, up to 50MA @ 22,45,67,90, and/or 135 VDC

C: bias supply, 0 to 22V DC. (The C+ can be tied to B- for a negative bias supply.)

$ 150. plus shipping

To order call Lu @ (928) 635-9271 (Arizona)

Click here to order on my secure order form

I accept PayPal.

Grand Canyon Tube Radio

200 S 6th Street Williams, AZ 86046 (928) 635-9271