On 8/18/2015 4:11 PM, tony duell wrote: > >> Yeah, but the TIP31A part is cheap, and is free air mounted on its leads >> - it isn't screwed down. I'd rather do the repair nicely. Anyway, it > > Sure... > > What I would do is bolt a tag + wire onto the tab of the old transistor (don't > tell me you don't keep solder tags and small nuts/bolts (M3, 4-40 UNC, > whatever) > 'in stock' and get it running for the moment. You can then carry on debugging > the > drive
Yes, I do have them. But it really isn't worth it - the parts are due to arrive tomorrow. ;) Thief River Falls, MN isn't very far from Madison, WI. ;) > >> gave me an excuse to order a 750 ohm resistor so that replacement >> matches, instead of the 2 x 1.5K parallel pair I had put in. > > And also order a replacement transistor and resistors and fit them when they > arrive. > Already replaced all the resistors that showed any sign of stress. JRJ
