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| subject: | .BIG. TRANSISTORS |
Greg Mayman wrote in a message to Jasen Betts: -=> Jasen Betts said to Greg Mayman -=> about "*BIG* TRANSISTORS" on 01-10-04 07:52..... JB> yeah:) not having three hands I added some other hardware for ease of JB> use. GM> GM> Did you ever try the trick of using skin conduction to bias the GM> transistor? GM> Place the ohmmeter across collector to emitor, but hold the metal GM> part of the probe on the collector lead between your thumb and GM> forefinger. Then place the second finger on the base lead. You GM> should see an increase in the meter reading (lowering of the GM> resistance value shown by the meter). GM> This can be done onehanded if you can use the same hand to GM> support the emitter connection to the meter ;-) I was just reading something not too long ago that talked about a very similar technique for testing FETs... ---* Origin: TANSTAAFL BBS 717-838-8539 (1:270/615) SEEN-BY: 633/267 270 @PATH: 270/615 150/220 3613/1275 123/500 106/2000 633/267 |
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