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Exactly, that is why I'm asking. because for no input my 492 is absolutely clean in the range 0 to 1.8GHz. lc.

i normally look for birdies with no input "shorted with a terminator" when checking a radio receiver or spec ana

Chris, With what signal at the input ? Luis C. ct1dmk.

I've got a 492 that I haven't had for very long and I'm still exploring the possibilities with it. It has options 1,2, and 3. It's a very clean performer and seems to meet its sensitivity specs and is

Good day, A friend of mine has offered me two tube scopes of unknown provenance, he believes however that they are not working. They are Type 581 Serial #001067 Type 535A Serial #025668 BAMA has

I'm need fairly urgent need of a working PS503 and there don't seem to be any around at the usual places. If anybody has one surplus to requirements please let me know. Location Australia. TIA EJP

But the charge on even a pretty large CRT, at least in the olden times, before flatscreens, had pretty impressive HV like 25 kV, and you can get a nasty surprise, but not worse. After all, it's DC,and

There is no surplus stores in the Charleston area that have electronic equipment. There will be a hamfest in the Charleston area Feb 3, 2007. 73 Glenn WB4UIV

Kuba Ober wrote: Also while the "shock" might not kill you, falling backwards or bumping into something from your reflexive action might cause you to break your neck or get impaled on something, or

found this link searching for another document: http://www.bitsavers.org/pdf/ibm/generalInfo/223-6725-2_TekOscopes_Aug60.pdf Guess everybody has known that one since years :) Cheers, Andy

Hi Folks, My instruction manual for my B&K 3050 sine/square generator is missing the schematic. If it's like my other B&K test equipment, the schematic is generally just a folded loose sheet inserted

Kuba Ober wrote: Read again: "but not received payment or shipped, a lovely..."

I am searching for a TM5006 rack and they are at this moment often on ebay. The only problem is the transportcost which will is very high for sending to Europe. Does somebody know a TM 5006 rack for

[snip] Last time I looked, the Baltic states were Estonia, Lithuania, and Latvia. Bulgaria is in the Balkans. -John

Why did you ship before being paid?! I don't know where's the problem in the US mentality about not giving out the bank account numbers. If your bank is so bad that someone just knowing your address

You're right, but it doesn't have to be big, or even a designated capacitor. Mind the parasitics! The CRT with its parastic anode capacitance is enough to zap you big time. Cheers, Kuba

The subject says it, but it isn't fully ot: The C1-122 is a Tektronix 7603 lookalike, the 1st. was the C1-91, the C1-122 ist the 2nd. edition, Plugins have the same connector Pinout but with metric

Hi can anyone help? I require a 0.01mfd 4000v disc ceramic cap C242 for the EHT cct for above oscilloscope. I have tried all the usual suppliers in UK Tried Tektronix but support for this stopped

Hello Stefan, You are right in mentioning the SMPS. For the moment this is the only dangerous circuitry I can think of that is isolated from the chassis. Sorry for the confusion, with "not very

I thought CD4xxx had been on the market by then... what do I know, it's older than me for sure :) >