Re: [MBZ] OT Old HP oscope

2011-11-04 Thread WILTON
'Probably could make a good bug (or hand) zapper, too. Wilton - Original Message - From: "Rich Thomas" To: "Mercedes Discussion List" Sent: Friday, November 04, 2011 10:36 AM Subject: Re: [MBZ] OT Old HP oscope Yeah I was looking at the manuals yesterd

Re: [MBZ] OT Old HP oscope

2011-11-04 Thread Rich Thomas
Yeah I was looking at the manuals yesterday evening and thinking I could seriously fry something, like myself, fooling around in there. But I might give it a go at some point. The manuals seem to be fairly clear on some troubleshooting, as far as I got. When I fired the thing up, the lights

Re: [MBZ] OT Old HP oscope

2011-11-03 Thread Jim Cathey
I bought the manuals for it from him With the manuals (schematic?) you could go probing at the test points to see what/where it had failed. Be careful, naturally, around HV. -- Jim ___ http://www.okiebenz.com For new and used parts go to www.okiebenz.com

Re: [MBZ] OT Old HP oscope

2011-11-03 Thread Craig
On Thu, 3 Nov 2011 15:02:41 -0400 Dan Penoff wrote: > If the trace is gone, you're probably looking at a bad fly back supply > or high frequency oscillator for the high voltage power supply. Or a worn out cathode in the CRT. Craig ___ http://www.okiebenz.co

Re: [MBZ] OT Old HP oscope

2011-11-03 Thread Dan Penoff
If the trace is gone, you're probably looking at a bad fly back supply or high frequency oscillator for the high voltage power supply. On a related note, when I was recently looking for a network rack, I responded to a CL ad from a guy who literally had a garage full of these, many with the ang

[MBZ] OT Old HP oscope

2011-11-03 Thread Rich Thomas
A guy gave me an old HP H02-170A oscope, military type, weighs about 100lb. from the 60s, vac tubes and all. It is pretty cool but the CRT trace does not work. He said he had been using it, then it slowly started dying, and lost interest in fooling with it. He thinks it is probably the high