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Thanks Albert, I think that's pretty much what I thought was happening however I don't know that the added load changes the duty cycle of the oscillator. As the load increases on that oscillator the

I am considering that John and instead, invest the money into a 2236.. ? ?? All The Best, Rich D. ________________________________ To: TekScopes@... Sent: Friday, October 12, 2012 9:49

But, the way the case opens on a 310 or 310A is so fine...

All; ????? Who are our favored tube suppliers of our group? I have a 310 Tektronix that is in need of about 70% of its tubes that test VERY bad. This truly is a labor of love and a nutty group

I think you are right Dave about the 2SA1145, I just bought a bunch from a guy in Poland on eBay. I only have to fiddle with the connections because the base is not in the centre but this is not a big

Nothing that cannot be created by an old stratasys or some of the newer 3D hobby printers...

Sorry ALL, I goofed again darn it. Jerry Massengale

I am trying to find any Tek Sales Engineers or Service Technicians that might have worked in the London metropolitan area in the 1970s up to the mid 1980s. Ideally they would have been selling and

I have the MR501, SC501, SC502, and SC504. The MR501 is uncommon but it is specifically designed to do XY. It has an X amplifier instead of a timebase. The SC502 does do YT and XY. I have used it a

Hi Peter, I probably have them, but they might take a day or two to find. -Dave

Sorry; yes, CE= component engineer.? Frequently under-appreciated or blamed for holding up production... but someones got to be concerned about quality.? Been there, done that. ? -Dave

Should be close. Mine is a 201-1 model D. It's old enough to have the round-tube logo on the pivots. The -1 adds a storage drawer, the -2 adds plugin storage for a pair of 56X (2 or 3 series) plugins.

Hi Rob, I got the 7704A working perfectly with the new switches and front panel. It looked great! Even the wife approved. After about six hours it lost the display and had unfocused lines showing. I

The LA501W is an LA501 + a WR501 word recognizer in a separate plugin. I believe there is a side-mounted connector in both units so they can mate up & then install into the mainframe as a unit. The WR

Hello Steve Same Modifikation has my 531 with brown square corner. Some other mounting holes has traces and now are free holes. As has been previously installed red selenium rectifier. But it?s

Is that the same as a 201 Model A?

It could also mean European Consumer Safety Compliance mark. http://ce-mark-us.com/?gclid=CNusg_n4-7ICFQVgMgod8jEAVg Much like the UL testing in the US. Pat - W9ZO

No explanation, Morris, but I'd like to remind all that I have a bag 6.8nF/4kV and 10nF/4kV polyester film caps that make fine replacements for the HV BB's. I'm only asking $0.50 each; that's a

I'm sure he means "Component Engineer". The experts on which brands/models to avoid and which to embrace. I had a lot of respect for the Tek CE's when I worked there. Dave Wise

Jim, Both the SC501 ans SC502 have X-Y modes. Bandwidth is limited. Jerry Massengale