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Query: gi7b amplifier
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Gi7b is tube designed for microwaves but working good as HF amplifier. Idea is to build cheap, reliable HF amplifier covering 160 meters band. -
A 400 W 144 MHz GI7b Linear amplifier -
Topic regarding a new 1KW HF power amplifier with 2x GI7B -
An RF power Amplifier for HF bands with 3 GI-7B tubes by CT1FMS -
2 x GI7B in push-pull 2m and 6m 1kW Power amplifier from PA0ZH -
A 50MHz kW Amplifier by Goran Grubishic, 9A6C -
A 50 MHz stable and small power amplifier, suitable for portable and domestic use. This RF Power amplifier delivers 900W with used pair of tubes primary installed into amplifier.