(!!) (Single) 7199 Sylvania NOS 1960”s (11.8ma pentode, 7.8ma triode)

7199 Sylvania NOS 1960”s

(11.8ma) Gm=6200 (pentode section) strong

(7.8ma) Gm=2100 (triode section) good

– Bogen BD-212

– Dynaco ST-70, SCA-35
– Ampeg B25, B25B
– Heathkit AA-111
– Stromberg Carlson
– Ampex Concerto 1961
– Scott LK 150