LF Amateur Radio

Mike Dennison, G3XDV

Details of Decca 5501 LF Transmitter

Rear view of the 5501 transmitter unit. The three PA modules are at the front, and the matching units are at the back.		Decca Handbook information (A3 diagrams have been split into two for printing out and joining) Fig 1: RF input board - circuit diagram & component location Fig 2: Circuit of the the PA module Fig 3: PA module component location Fig 4: Circuit of the driver (left) (right) Fig 5: Transmitter chassis schematic (left) (right) Fig 6: Transmitter chassis component location (left) (right) Fig 9: Driver board - component location Text pages from Handbook [1] [2] [3] [4] [5] M0BMU's modifications for amateur use
This is all the information I have.

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