Electronics > Beginners
Controversy on Transistor Testing: Can't be both!
spec:
--- Quote from: glarsson on December 26, 2018, 11:38:30 am ---
--- Quote from: spec on December 26, 2018, 11:02:08 am ---This test is best done with analoue multimeters, but remember that with analogue multimeters on the ohms ranges, the positive lead has a negative voltage while the negative lead has a positive voltage.
--- End quote ---
This "reverse polarity" was/is very common, but not all analogue meters are like this.
--- End quote ---
I didn't know that- thanks for the information. :-+
6PTsocket:
--- Quote from: spec on December 26, 2018, 12:16:53 pm ---
--- Quote from: glarsson on December 26, 2018, 11:38:30 am ---
--- Quote from: spec on December 26, 2018, 11:02:08 am ---This test is best done with analoue multimeters, but remember that with analogue multimeters on the ohms ranges, the positive lead has a negative voltage while the negative lead has a positive voltage.
--- End quote ---
This "reverse polarity" was/is very common, but not all analogue meters are like this.
--- End quote ---
I didn't know that- thanks for the information. :-+
--- End quote ---
Now I have to go check out my old Simpson 260. I always liked it for checking transistors. The forward conduction was always around 10-15 ohms.
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