General Radiotelephone SB-72

Make

General Radiotelephone

Model

SB-72

Year

~1963

Description

The General Radiotelephone model SB-72 is a 13 tube single sideband transceiver. General was way ahead of there times when they built this radio. This radio was one of the first SSB 11 meter radios in America. It has 24 channels with USB, LSB, and AM. The receiver is Dual conversion. It also has the great COLLINS mechanical filter! They only use one crystal for transmit and receive. Super nice radio!

Freq Range

Citizens Band; 26.965 - 27.255 MC

Civil Air Patrol; 26.620 MC

Receiver Type

Superheterodyne

TX

5 watts input

Mode

AM

Power Input

12.5 VDC; Rec. 7.5 amps, Trans 8.6 amps

115 VAC Rec. 90 watts, Trans. 120 watts

Weight

17-1/2 lbs

Tube Complement

v11st and 2nd Audio

12AT7

v2456.35 KC Osc and Cathode Follower

6EA8

v3Audio Output and Detector

6AL11

v4DSB and SSB Audio Amplifier

6CW4

v5Amp and DSB Audio Amplifier

6EA8

v6Mixer

12AT7

v7IF Amplifier

6AR11

v8Amp and Mixer

6AR11

v92nd Osc and Mixer

6EA8

v10Channel Osc and Mixer

6EA8

v11Amp Driver and RF Amp

6AR11

v12Power Amplifier

6BH5

v13DSB Mod

6AQ5

General Radiotelephone SB-72 from the collection of Paul SWL# 45