Fw: RE: [Milsurplus] Comparison of Navy vs Army Air Corps equipment

windy10605 at juno.com windy10605 at juno.com
Sun Jul 2 23:01:17 EDT 2006


Found my TCS manual.

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Sub-Assy construction for ready servicing

Band 1 1500 to 3000Khz
Band 2 3000 to 6000Khz
Band 3 6000 to 12,000Khz

Receiver and Transmitter cabinets are identical

Tx Output: 20 Watts Voice
Tx Output: 40 Watts CW
Final Amplifier uses two 1625s for CW, only one 1625 used for Voice
Modulator uses two 1625s and modulates the plate and screen of one 1625 
AF response of Tx is +/-3dB 300-3000Hz
AF distortion of Tx is <10% with 90% modulation at 400Hz
Output network designed to work into a 20 ft whip

Frequency control through 4 Crystals or Oscillator
Frequency variation due to shock and vibration <.02%

Rx BW: 8Khz at -6dB, 15Khz at -20dB, 25Khz at -40dB
Rx IF Frequency 455Khz (should lend itself readily to filters or
Q-multiplier) 
AF output impedance of Rx is 500 ohms


73 Kees K5BCQ


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