Thread: Crystal tester using a vacuum tube
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Old 12-20-2009, 12:30 PM
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wa2ise wa2ise is offline
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Quote:
Originally Posted by jeyurkon View Post

What's that symbol to the left of the 1K resistor that goes to 120 VAC? It looks like a transistor.

John
That's a diode, like a 1N4007
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