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Query: gi7b

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2.5/5 (12)

Technical Reference > Amplifiers > HF Amplifiers

HF power amplifier using GI7B

Gi7b is tube designed for microwaves but working good as HF amplifier. Idea is to build cheap, reliable HF amplifier covering 160 meters band.
1.5/5 (5)

Technical Reference > Amplifiers > VHF Amplifiers

400W VHF Linear

A 400 W 144 MHz GI7b Linear amplifier
2.0/5 (3)

Technical Reference > Amplifiers > HF Amplifiers

HF 1 KW Home Made Amplifier — YU1OXB

Topic regarding a new 1KW HF power amplifier with 2x GI7B
3.1/5 (4)

Technical Reference > Amplifiers > HF Amplifiers

HF Power Amplifier by CT1FMS

An RF power Amplifier for HF bands with 3 GI-7B tubes by CT1FMS
3.5/5 (2)

Technical Reference > Amplifiers > VHF Amplifiers

VHF 1Kw Amplifier

2 x GI7B in push-pull 2m and 6m 1kW Power amplifier from PA0ZH
No votes

Technical Reference > Amplifiers > VHF Amplifiers

50MHz kW Amplifier

A 50MHz kW Amplifier by Goran Grubishic, 9A6C
No votes

Technical Reference > Amplifiers > VHF Amplifiers

6m Amplifier with 2x Gi7b — 9A3MR

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.