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(!!) (Best Single) 7N7 Sylvania branded Philco parallel black plates 1940's (7.5/7.9ma)

(!!) (Best Single) 7N7 Sylvania branded Philco parallel black plates 1940's (7.5/7.9ma)

$ 29.99

1 tube) 7N7 Sylvania branded Philco parallel black plates 1940's

1 section) 7.5ma Gm=2400

1 section) 7.9ma Gm=2600

 

Good used Ma range 7-8ma

Good used Gm range 2200-2400

 

(7N7=Loktal 6SN7GT with superb sound - great option for DIY project instead of using 6SN7GT)

- Bottlehead Forum Foreplay III Conversion
- Singlepower Concerto 2007
- Singlepower MPX3
- Peter Millett 307A headphone amp
- Woo WA6 with adapter socket 6DE7 to 7N7
- Mystere ia21 preamp
- Eddie Current
- Masco MA-17

NOTE: ALL the 7N7 listed below have "TRIANGULAR BLACK PLATES" unless stated

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