Description: E.F. Johnson Viking Thunderbolt HF 80m-10m Linear Amplifier 1200+ Watts PEP, AM/CW/SSB Fully Operational . All NOS Tubes installed Plate Rectifiers (2:866A), Screen Voltage rectifier (5U4GA), Bias Voltage rectifier (6BY5GA), (5) Voltage Regulators : (2)0D3, (2)0C3, (1) 0A3 . Amperex Transmitting Output Tubes : (2) 4-400A . (very conservatively driven, e.g., the Collins 20V AM BROADCAST TRANSMITTER uses (2) 4-400A for 1KW continuous output) T/R Relay Low Voltage, 24vac : switches Bias Voltage Standby/Operate and Amplifier RF Bypass (Exciter -to/ Antenna) , built-in modification includes 24vac transformer and relay . Viking Thunderbolt grid driven design provides full output with 20-25 watts input . Viking Thunderbolt 2400-volt 0.5 amp plate supply transformer .
Price: 1600 USD
Location: Sylvania, Ohio
End Time: 2024-10-09T17:02:28.000Z
Shipping Cost: 0 USD
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Item Specifics
All returns accepted: ReturnsNotAccepted
Brand: Johnson
Type: Ham Radio Amplifier
Country/Region of Manufacture: United States
