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Last modified 2011-09-18

E.F.Johnson Thunderbolt

Type:Amateur HF linear power amplifier
Frequency range:3.5-30 MHz
Voltage:Mains
Current drain:?
Drive power:10 W
Maximum output power:Max 1 KW
Impedance:50 ohms
Dimensions (W*H*D):? mm
Weight:? Kg
Manufactured:USA, 196x-196x
Other:New price 1961: $589.50
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