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=0390.jpg "Monitor Crystal Type 4A (Tropical)") |
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| Missile part of Tomahawk | Modulator Type 169 | Monitor Crystal Type 2 | Monitor Crystal Type 4A (Tropical) | Morse Buzzer Valve Type 2 |
Monitor crystal type 2.The Crystal Monitor Type 2was designed for use in aircraft to facilitate the initial adjustment and subsequent monitoring of CW transmitters and receivers. It could operate on one of six spot frequencies in the range of 1 to 7.5Mc/s using quartz crystals. A seventh position on the switch was provided by a pair of sockets on the front panel for an external crystal. Sec/Ref: 10D/11390 |
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Monitor Crystal Type 2 (Photograph Number 0320) Click on the image to get the full size image. |
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