JYE Tech Forum

I am very happy to report that I have found the problem and fixed it. The Cap Tester is now working correctly, The problem was that I had R11 and R12 misplaced on the PCB I check everything with a DMM before I install but I must have missed the 3.3K for 3.3M and they are very close visually. and now...

with my com lead from the meter attached to the gnd of the power supply while plugged into 12V power supply. I get 4.9v at all pos posts on J5. all the neg are reading 0. can you tell me what I should be reading at the posts, and also what I should be reading at R11,13,15,16. R10 is not installed. W...

I received my package with severely bent mangled leads on the LED 4 digit DIG 1, I don't know if this is the cause of my problem or not, but I can't get the LED zero out. It is stuck on CO, when I put a capacitor in to test the number are all over the place. I have checked R11, R13, R15, and R16. Al...