wattsabundant's latest activity

I'll bet they don't publish any time/current curves.

If you read the troubleshooting section off the service manual, and do exactly what it says, you'll likely find the trouble. Note that...

Try slowly opening a knife switch with 100 VDC and watch the fire ball. With care you can sustain a very nice arc, right up until it...

For discharging caps there are plenty of options available. If some kind of a mechanical switch is to be used, the contacts must be...

Here's an EBAY link for the switches I used. EBAY link To clarify the listing appears to be the same as what I used. Have to be...

A few things to consider: Ideally, the fins would be facing inside so the fans push air across them. A switched 1:1/10:1 voltage...

Unlike electrolytic caps, which becomes open as the electrolyte dries out, the failure mode of tantalum is a short. The attached...

Yep, same here. That is one of few exceptions to my rule that semis are run to fail. I see people buying these repair kits on EBAY and...

Did this thing take on water? Otherwise, it's not common to see rust on transformers. The Luxman I'm working in has the same...

One of my post retirement gigs is doing repairs (amplifiers/receivers) at Stereo Lab in Columbus Ohio. Although the facility is...

The data sheet tells it all. Who knows what it sounds like, but it does protect itself.

As one of my post retirement jobs, I'm doing repairs here and there for a local shop, Stereo Lab, In Columbus Ohio. Many years ago...

Every time you replace the fuse you do at least $50 more damage. With both output modules removed, bring it up with a 60 watt bulb or...

I have the drop-in relay board. Also have a few of the power switches. Highly recommend my triac power switching board to avoid switch...

Jump on it. URIE is high quality pro gear. If you don’t like it, I’ll buy it.