LCR meters!

[thelivingroom]

I've had one of these for a couple of years now and it's been great.
https://www.deree.com.tw/de-5000-lcr-meter.html

I’ve had that one for a couple of years and have been very happy with it, as well.

 

[Disco Volante]

Well the HP 4192A turned out to be a dud. I’m going to try out the RuoShui 4091C.

Darn, is it unfixable?

 

[Jazid]

I’ve had that one for a couple of years and have been very happy with it, as well.

Likewise, for parts bin offerings it works a treat. I don't think I'd suggest it to characterise output trafos however...