Seaspan (Type 1213B) Transmitter

The Seaspan was the "junior" version of the Globespan transmitter.  It commonly referred to as the  “Puddlespan” by the Sparkies. If anyone can provide any further info,  please contact:


Power 80 watts ?
Frequency Range: 410 to 525 KHz (assumed)
Frequency control:
Power input - ?
Weight - ?
Dimensions - ?
Final RF Stage: ?

Need photo 

Contributors and Credits:


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Oct 4/12