Thread: how can I tell if my 7jp4 is dead?
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Old 11-01-2005, 10:39 AM
Eric H's Avatar
Eric H Eric H is offline
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Join Date: Jun 2002
Location: So. Calif
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Hi Jordan,
about the only way to test a 7JP4 is to plug it into a good working chassis.
A raster won't tell you much with this tube, dark or bright.
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