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Questions about TM mainframes with Option 2
Hi all, first post here. I'm looking to set up a TM 5000 series mainframe and trying to sort out the compatibility gotchas before I "pull the trigger" on one of these. My main interest is in the
By PHB <mole_org@...> · #149496 ·
Re: 114xx bezzel buttons
Not sure exactly what your question is, but I've removed the panel/trim from several 1140x's to gain access to the crt, using the procedure in the service manual on Tek's website, and I don't recall
By Precaud · #149495 ·
Re: MEDIA MAIL (Re: [TekScopes] I have two Tek manuals I don't think I need)
David You got to be vigilant at the PO, know before you go! Google and asking questions here really helps you out. If it sounds fishy go back another day or see another PO. Use a different guy/girl on
By Vince A <vince83687@...> · #149494 ·
Re: DC 508
The option 7 on the DC508 increases its value as it allows it to work with the TM500 series tracking generators. If it has option 1, the oven oscillator, that also increases the value. The oven
By Ed (SCSKITS) · #149493 ·
Owon SDS7102 Deep Memory Digital Storage Oscilloscope
Morning Gentleman Well I finally bit the bullet and bought a 100mghz Scope. Now I need to learn how to use it. :) Is there a oscilloscope for dummies book out there or just some quick pointers you
By Vince A <vince83687@...> · #149492 ·
TDS744
Hi All, I've just laid my hands on one of these for a decent price, knowing it didn't work. The owner said it worked one day and jus did tick, tick etc the next - a familiar story! When I stripped it,
By Vintage Test <mel.purcell@...> · #149491 ·
Re: Dead 7603
Hi Jim, On a 7603 - and I've sorted a lot of them - the main culprits of no power-up, when you've checked all the usual suspects, is the power supply filter capacitors. To check these, you will have
By Vintage Test <mel.purcell@...> · #149490 ·
Re: Kludging together a TDR or similar?
hi guys, thanks for the replies. I don't have the parts necessary to build a pulser. Can I use the mainframe's pulse generator? The cable goes from a local distribution box, part underground, part
By cheater cheater · #149489 ·
Double messages
To whom it may concern, now that I? can post to TekScopes, I get double copies of every message.? ?Very annoying!? How do I get it to stop? Thanks! Jim Sent from my Verizon, Samsung Galaxy
By Jim Ford · #149488 ·
Re: 2215 avoiding future CRT damage
Thank you Hakan! That is an excellent test that will probably work on other scopes to get an idea if the CRT is good. Your contributions to Tekscopes are always good, and usually you are the only one
By tom jobe <tomjobe@...> · #149487 ·
Re: 7A13 Comparison Voltage coarse knob
This knob was also used on AM502, 26A2, 5A19N, 5A22N, 7A22, 7S11 & 7S12. /H?kan
By zenith5106 · #149486 ·
Re: 2215 avoiding future CRT damage
OK... just perform said test, here is the result : /g/TekScopes/photo/62323/0?p=Name,,,20,1,0,0 I adjusted the ISO setting of the camera so that the brightness on the pic actually
By Vince · #149485 ·
SC504 Gain Knob Removal
I have a SC504 scope module with a damaged Channel 1 knob skirt and I have a Tek replacement skirted knob. I can remove the small red central knob by loosening a set screw. How is the skirted knob
By Larry McDavid · #149484 ·
7A13 Comparison Voltage coarse knob
I have a later model 7A13 with the LED volts readout. It has the serial # 104748 and was made in Guernsey. It works fine, but the Comparison Voltage coarse knob is not the correct one. Would anyone
By Colin Herbert · #149483 ·
Re: 2215 avoiding future CRT damage
At the time we had a simple procedure at our Field Office to determine if the CRT should be replaced or not. I don't recall if it was an official procedure or something we came up locally. We set the
By zenith5106 · #149482 ·
Re: 468 DSO Calibration/troubleshooting
Hi Fabio, I have now completed the "STORAGE HORIZONTAL" section of the Calibration procedure. Absolutely everything checked out as well within tolerance, until I got to the item 4 "Check Jitter
By Colin Herbert · #149481 ·
Re: PG506 trig out jitter?
I took a look at the (un-terminated) hi-rise output of the PG506 and it was pretty slow - I forget how slow. It doesn't help when the TD pulser is the "load" on t
By Sigur?ur ?sgeirsson · #149480 ·
Re: Another Soviet plugin: 7CT1N curve tracer equivalent §Á4§³-92
Yes, I do have the manual which includes schematics (and even the winding details of the power converter transformer!). I definitely want to scan the schematics when I get chance. My old office had a
By cmjones01 · #149479 ·
Re: 2215 avoiding future CRT damage
Thanks a lot for this document Hakan, didn't know about this problem ! As it happens I just got a 2215 the other day, working on it as we speak... just checked, it's smack in the middle of the
By Vince · #149478 ·
Re: Another Soviet plugin: 7CT1N curve tracer equivalent §Á4§³-92
Chris I think you said you had the manual as well when you get a chance perhaps you can scan the schematics and post them here or on KO4BB. It would be interesting to see how they accomplished some of
By Dave / NR1DX · #149477 ·