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24A Philco by Sylvania ST-shape tests like new 1940's (50/25 and 4.3ma Gm=1000)

24A Philco by Sylvania ST-shape tests like new 1940's (50/25 and 4.3ma Gm=1000)

By Tube World

$ 11.99

24A Philco by Sylvania ST-shape tests like new 1940's

4.3ma

Gm=1000

 

NOS mA = 3.5-4.0ma

 

50/25 on TV-7 (strong)

See more: vacuum tube
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