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Test CRT Numbers ?

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#1

Old

09-22-2017, 06:11 PM

kvflyer

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8YP4 is one of the other ones and the other is the 8XP4.

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#2

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09-22-2017, 06:14 PM

kvflyer

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Some information about the "test tubes".

https://www.antiqueradio.org/8XP4PictureTube.htm

https://www.antiqueradio.org/5AXP4PictureTube.htm

http://www.radiomuseum.org/tubes/tube_8yp4.html

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#3

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09-23-2017, 11:49 AM

EdKozk2

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Thanks Brian and KVFLYER,
I wasn't sure if any other 5 inch round test crt's were sold.
I forgot Phil's website had info on test crts.
Ed

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#4

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10-07-2017, 12:32 AM

Findm-Keepm Findm-Keepm is offline

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The full line, from Sylvania:

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TestCRTs.jpg (53.7 KB, 21 views)

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