Re: 7912AD struggling for life...
Oh, dear. I'd just got my hopes up, too. I don't think you've found the right serial number. It's not on the back, but inside the hole where the plug-ins go. The EPROM on mine had been actually
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Richard Aston <mail@...>
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#26167
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Re: Guide on eBay to 11000 series and DSA scopes
Will do. Well, it depends :) They're exceedingly useful if you're doing video work, which isn't dead yet, despite all the protestations about HDMI and other evil digital rights-managed interfaces
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Steve Wiseman <steve@...>
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#26166
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Re: 7912AD struggling for life...
Dieter, I've had '7912AD' as one of my 'Favourites' on eBay for months now, with nothing turning up (at least, not on this side of the Pond), although I have managed to aquire a full set of original
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Richard Aston <mail@...>
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#26165
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Re: 7912AD struggling for life...
Hi Richard, your adventure remind me of past struggle of my own. Your idea is absolutely correct: get another 7912AD. They are available through ebay. If you are lucky, you will have a working one, or
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Dieter Teuchert
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#26164
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7912AD struggling for life...
I bought a 7912AD Programmable Digitiser from a character on eBay some months ago, described as having an 'intermittent fault'. It took me a while to get the PSU going because a) one of the base drive
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Richard Aston <mail@...>
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#26163
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Need Info on 422
Hi Group, Picked up a 422 from an EBay seller a few days ago. It has the AC/DC supply and battery pack, but I can pretty much tell from the inside of the battery pack cover that there's never been a
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Mike Harmon
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#26162
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Tek 422 bright spot when shut down
Hi all, I just bought a used Tektronix oscilloscope type 422. It seems working except there is a bright spot when it's shut down and another thing is that the trace is moving down about half div. when
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charlie Smith
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#26161
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parts 475 scopes -- free for shipping
I wrote this note last summer and had a couple of replies. At the time I was looking for someone to do local pickup. But, now it looks like we are moving and this pile either gets picked up, shipped
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Chris Howard <chris@...>
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#26160
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Re: Results from the Frosty the Scopeman contest
I will I will. But it will be a bit. Larry F?r Larry submitted
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Larry Christopher
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#26159
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Re: Results from the Frosty the Scopeman contest
Hey, we want to see all of them! 8^D /Lars -----Ursprungligt meddelande----- Fr?n: TekScopes@... [mailto:TekScopes@...] F?r Larry Christopher Skickat: den 14 februari 2007
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Lars Ahlstr?m <lea56@...>
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#26158
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Results from the Frosty the Scopeman contest
Thanks to my wife Carol, I finally have the results from the Frosty picture captioning contest. Thanks go out to all of you who submitted an entry, and I hope you will do the same again. The picture
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Larry Christopher
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#26157
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Re: Guide on eBay to 11000 series and DSA scopes
The 11403 is not as good as a DSA602/A - I assumed it was similar to the 403A which is good to 3GHz. The 11403 is a colour version of the 11402A and is 20MS/s (about 2230 performance) and 1 GHz. I
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Denis Cobley <denis.cobley@...>
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#26156
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Re: Guide on eBay to 11000 series and DSA scopes
Thanks for your comments Steve. As this is a living document, I am incorporating most input I get from others as we go along, so those of you who are interested may want to reread from time to time.
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Larry Christopher
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#26155
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5304 trace moves with intensity knob
after finally getting my trace back due to a bad zener diode, i've run into another problem. however, this problem is intermitting. sometimes when i cycle power, the trace isn't as bright as before
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cjhelona
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#26154
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Rickreal (Salem, OR) Hamfest
Hi everybody, I will have a table at the Rickreal (Salem, OR) hamfest this Saturday (2/17). Please be sure to stop by to say hello. I would love to chat in person. It makes me feel better about my Tek
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Dennis Tillman <Dennis@...>
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#26153
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Re: Guide on eBay to 11000 series and DSA scopes
Good stuff - but: DSA602 Digital Signal Analyzer - 1 gHz, real time sampling, color in A version, USING SAMPLING HEADS I think bit is wrong, in that my 602(non-A) is color, and definitely doesn't rely
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Steve Wiseman <steve@...>
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#26152
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TEK 1241 Questions
Hi group Thinking of aquire a TEK 1241 Logic analyzer. The problems with it, there are no pod's. Is it possible to find pod's for a good price, or is it poissible to build them. There is a error as
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Tomas Larsson <tomaslarssonse@...>
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#26151
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Re: tek 5304 scope with wide bar trace
the culprit ended up being a bad 5.1V zener diode. i replaced it with a suitable substitute and got my trace back! thanks, all!
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cjhelona
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#26149
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Re: OT- Early Diode MFR logo?
Thanks to those of you who responded; I was lookng up one lead when I found the correct manufacturer: Hoffman Semiconductor http://ourworld.compuserve.com/homepages/Andrew_Wylie/logos.htm Near bottom
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d.seiter@...
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#26150
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OT- Early Diode MFR logo?
The logo I'm looking at is an H with a lightning bolt through it. I know I've seen it before, but I'm drawing a blank. Help!
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componenx <d.seiter@...>
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#26148
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