Copyright R L Bailey & Company, All rights reserved.   2022
Homebrew from March 1931 QST, page 9. With a little care and patience, it’s a nice transmitter. But it is from 1931.
Hammarlund Super-Pro 210 SX Receiver Hallicrafters Twins: HT-44 Transmitter and SX-117 Receiver National NC-2-40D Receeiver National Velvet Power Supply, 6L6 XTAL Transmitter, and a National SW-3 Receiver National equipment manufactured in 1933 The 6L6 Transmitter is homebrew National FB-7 Manufactured in 1933 Turn offf the B+ before removing coils National HRO Sr 1937 with proper serial number coil set Collins S Line: 32S-3 Transmitter, 312B-4, and 75S-3 Receiver Brown Bros. Paddle, Hal 1550 Keyer, and Heath SA-5010 Keyer Collins 75A-1 Receiver Collins 75A-4 Receiver  This is a joy to use.
R L Bailey & Company (Retired)
Copyright R L Bailey & Company, All rights reserved.   2022
Homebrew from March 1931 QST, page 9. With a little care and patience, it’s a nice transmitter. But it is from 1931.
Hammarlund Super-Pro 210 SX Receiver Hallicrafters Twins: HT-44 Transmitter  and SX-117 Receiver National NC-2-40D Receeiver National Velvet Power Supply, 6L6 XTAL Transmitter, and a National SW-3 Receiver National equipment manufactured in 1933 The 6L6 Transmitter is homebrew National FB-7 Manufactured in 1933 Turn offf the B+ before removing coils National HRO Sr 1937 with proper serial number coil set Collins S Line: 32S-3 Transmitter, 312B-4, and 75S-3 Receiver, Brown Bros. Paddle, Hal 1550 Keyer, and Heath SA-5010 Keyer Collins 75A-1 Receiver Collins 75A-4 Receiver  This is a joy to use.
AMATEUR RADIO
R L Bailey & Company (Retired)