Japanese Navy Type 96 “Ku” (sky) Mark 2 Radio Set

Navy Type 96 “Ku” (sky) Mark 2 Radio Set

This is a Japanese Navy Aircraft Transceiver capable of voice and CW with a frequency range of 300-500 KHz and 5,000-10,000 KHz. It was made by NIHON MUSEN Co. (Japan Wireless Co.) in July 1941, now known as JRC.

This radio set was developed in 1936 for Navy two-seat aircraft like small bombers and used end of World War II. There are three types of this radio set, prototype, Improvement -1 and Improvement -2. This radio set is type prototype.

There are two modes of operation for this radio set, A1 and A2 is break-in method by key operation, A3 is press-to-talk method by a push button switch attached to the microphone.

Type 96 “Ku”Mark 2 Radio Set(prototype) Specifications

Purpose of use: 2 seat aircraft
Transmitting frequency: 300-500 KHz and 5,000-10,000 KHz
Receiving frequency: 300-500 KHz, 5,000-10,000 KHz
Type of wave: A1 (CW), A2 (modulated CW), A3 (Telephone)
Transmitter input: 100W
Transmitter configuration: Crystal (1 long wave, 3 short waves can be equipped) or self-oscillation UZ-510, power amplification UZ-510 x2 (parallel use), 3rd grid modulation
Receiver configuration: Superheterodyne with AGC, RF amp UZ-6D6, Mixer UT-6L7G, Local OSC UY-76, IF amplifier UZ-6D6, detection / LF amp 1st stage UT-6B7, BFO UY-76, LF amplifier 2nd stage UZ-41, side tone OSC UY-76
IF frequency: 635 KHz
Transmitter power supply: dynamotor, input 12V, output 1,000V
Receiver power supply: Vibrator type , input 12V, output 250V
Antenna: Fixed or Tow type

Navy Type 96 Ku (Sky) Radio Front

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Navy Type 96 Ku Sky Radio Schematic