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R.A.F. Henlow Signals Museum Exhibits

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Morse_Key_Type_D=0395.jpg Morse_Practice_Buzzer=0261.jpg

Morse_Trainer_TG34A=0013.jpg Morse_Transmitter_112=0018.jpg
Morse
Key Type D
Morse
Practice Buzzer
Morse
Telegraph Undulator 309
Morse
Trainer TG34A
Morse
Transmitter 112

Great Northern Telegraph
Undulator Model 309

This unit was used for recording Morse telegraph signals on a paper tape at speeds up to 300 words per minute.
The tape drive speed is variable from 7 to 45 feet per minute.
This unit is Serial No. 80722.
Morse<br>Telegraph Undulator 309

Morse Telegraph Undulator 309 (Photograph Number 0017)

Click on the image to get the full size image.


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