Re: 466-464 stray wire
Thanks Fabio for the reply. I opened my PDF copy of the 464 manual and found the +15 volt end of the wire on the TRIG-VIEW switch but didn't know where it went from there. Did some careful perusing of
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v_12eng@...
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#149896
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Re: Homemade tunnel diodes
For the purposes of harmonic generation NLTLs have much lower PN than SRDs. Bruce
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Bruce Griffiths
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#149895
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Re: 466-464 stray wire
Hello Jim, I used to owe a 464 that I refurbished completely, it had a DM44. I don't possess it anymore as I gave it as a gift to a friend... I disassembled the Vertical Pre-Amp board and the
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Fabio Trevisan
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#149894
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Re: Homemade tunnel diodes
Modern mixer diodes are great but I have yet to find a good replacement for step recovery diodes.
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thespin@...
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#149893
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Re: Schematic/PCB KiCAD 5 is finally out and available
For people who like using linux and scripting and make files, (like chip designers), pcb-rnd is rapidly becoming a complete toolkit for making blind buried vias, defining groups of circuitry that move
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John Griessen <john@...>
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#149892
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Re: 7603 specifically and general refurbishment procedures of older oscilloscopes
If it works with the 7L12 but not with known good regular plug-ins. More than likely don't have the right buttons pushed ( or a bad button) . Take a deep breath and check that you have the trigger
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Dave / NR1DX
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#149891
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7603 specifically and general refurbishment procedures of older oscilloscopes
Hello everyone, I recently acquired a 7603 with 7L12 SA. I got the pair to use the 7L12 with my 7904A but I really like the large screen of the 7603. So I'm planning to use the '03 for audio work. The
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johnasolecki@...
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#149890
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Re: OT: HP 70843B Error Performance Analyzer, 12 GHz BERT info needed
hi Ed, I believe that I had seen free .pdf manuals for the HP 70843b Error Performance Analyzer at the Kurt manuals site: https://doc.xdevs.com/doc/HP_Agilent_Keysight/index.htm However, a small quick
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garp66
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#149889
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Schematic/PCB KiCAD 5 is finally out and available
Gentlemen, Schematic/PCB software 5.0 from KiCAD, the massively powerful, long awaited, auto-routing and multi-OS integrated package, with better libraries and 3D models is now on their site for
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walter shawlee <walter2@...>
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#149888
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Re: Tek bits
Is there a complete inventory list?
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David Berlind
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#149887
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Re: Tektronix DM5010 NiCa 2.4V battery replacement
Hi everyone, Ok, I've created a photo album ("DM5010 NiCad battery replacement info") with the battery schematic part and spec of the CMOS RAM. According to the DM5010 manual, the battery is to be
By
Ke-Fong Lin
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#149886
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Re: Tek bits
Where on planet earth are you? Craig
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Craig Sawyers <c.sawyers@...>
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#149885
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Tek bits
Hi, in my shed I have a lot of Tek bits including very hard-to-find long pots.have a few flybacks but not sure what state they are in. Anyone have a use and want to pay postage only? _A
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Andre de guerin
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#149884
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Re: Dead 7603
I figured as much.? Thanks, Craig. Sent from my Verizon, Samsung Galaxy smartphone
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Jim Ford
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#149883
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Re: 7603 Calibration Plug In Question
It is possible when you use the rigid extender. The signal coax cables in the extender can be disconnected and in their place external coax cables to another scope's input can be connected, all BNC
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Albert Otten
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#149882
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Re: Tektronix DM5010 NiCa 2.4V battery replacement
As I remember it, NiCd cells can be left on trickle charge indefinitely, NiMh cells do require a lower trickle charge current. NiMh charging is intended to be C/4, C/2, or C (depending on the cell),
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Harvey White
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#149881
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Re: 7603 Calibration Plug In Question
No, the idea is to plug it in, in place of either a vertical or horizontal plugin, and it provides standardized signals to the mainframe itself, allowing you to adjust two scopes to the same gain. It
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Harvey White
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#149880
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Re: Dead 7603
On Sun, Jul 22, 2018 at 06:07 AM, Dave Hills wrote: > > Since this is a linear supply, not a switcher, I would not be concerned about > a 105C part, an 85C part should be just fine. I would first try
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Brendan
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#149879
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Re: The "other" Tektronix Mail List?
There are at least six groups that have to do with Tektronix test equipment: tekscopes.groups.io tekscopes2.groups.io tek500.groups.io (related to Tektronix TM-500/5000 equipment)
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Dave Daniel
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#149878
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Re: Dead 7603
Since this is a linear supply, not a switcher, I would not be concerned about a 105C part, an 85C part should be just fine. I would first try to find a replacement with "snap-in" type leads that will
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Dave Hills
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#149877
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