Note
QST, Feb 1971, p. 107.
QST, Aug 1971, p. 109.
QST, Oct 1972, p. 145.
QST, Jul 1973, p. 147.
QST, Feb 1975, p. 109.
The VHF-150 two meter amplifier ran 180 watts PEP in Class B on SSB, or 150 watts DC input for FM and CW in Class C. It required 6–10 watts drive. The VHF-150 used a 5894B tube and had a built-in 117/230 VAC power supply.