6973 SYLVANIA 6CZ5 AUDIO POWER TETRODE VALVE

The 6973 or 6CZ5 is an excellent quality tube designed in the USA specifically for AUDIO use as a Low Frequency amplification final. Used in amplification for HI-FI, for musical instruments, radio equipment, but in particular, in jukeboxes, mainly Americans such as AMI, Wurlitzer , Rock-Ola and Seeburg .

The 6973 SYLVANIA was one of the most produced together with RCA

- Oahu White Gold 1624T (1959-1962)

- Seeburg AY 160 with a sfha-4 amp 1961

- Valco/Gretsch Electromatic 1960

- Gretsch 6161 1960's

- Supro

- Counterpoint SA-5 (modded)

- Rock-Ola Regis 1495 Jukebox 1961

- Fairchild

- CR amps (UK)

- Seeburg 220 Jukebox

- Wurlitzer from 2300 to 2500 Jukebox