SCR-268

Searchlight directing radar 205 MC 20 MC IF,

Components

• BC-406* Receiver, 200-210 MHz,
• BC-407* Transmitter, 205 MHz, ring oscillator with eight 100TS tubes,
• BC-409 Keying Unit, 304TL tubes
• BC-412* Oscilloscope, 5BP4 CRT
• BC-423* Modulator, five tubes
• BC-435 Modulator, two 250tls & eight 340tls
• BC-436 Range Unit
• BC-437 Converter
• BC-438 Frequency Meter, 190-215 MHz, Link Mfg. Co
• FM-82 frame
• RA-33 rectifier 15 kV, high voltage power supply also 39, 48.
• RC-68 Range Calibrator I-108,179,190, Hickock M-178,198 & Dumont M-224 or RCA M-155B 3" Scopes U/W BC-436*, CD-487-491,502-506,518,520,728,819

• RC-148
• K-28 trailer turntable
• K-34 trailer power PE-84

References

• FM 4-176 Service of Radio Set SCR-268
• TM 11-1306 Technical Operations Manual For Radio Sets SCR-268, SCR-268-B, SCR-268-C and Radio Sets SCR-516, SCR-516-C, SCR-516-D, and SCR-516-E. War Dept. Jul. 1944. 218 p. U408.3.A13 TM 11-1306 Jul. 1944
• TM 11-1506 Service Manual for Radio Sets SCR-268, SCR-268-B SCR-268-C, SCR-516, SCR-516-C, SCR-516-D, SCR-516-E Theory, Trouble Shooting and Repair. War Dept. Sep. 1944. 492 p. U408.3.A13 TM 11-1506 Sep. 1944