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Re: HP 1817A TDR sampling head
Hi all, I have a 1817 also in my workplace, but I had to give up repairing the unit, as I noticed multiple breakdowns in the insulation of the interconnecting cable between the scope plugin and the
By Jokken Feldhaar · #109827 ·
Re: Lot of 3 HP 8405A Vector Voltmeters Ham Radio Vintage Hewlett Packard - $200
Interesting addition to the meter scale on the top instrument. Greg
By Greg Muir · #109826 ·
OT (just a bit) - Centralab Steatite Switches
I'm in search of some steatite switch wafers for a broken switch and in my searches, I have found many instance where the Centralab wafer model number has a one to three digit designator (e.g. D, DD,
By n4buq · #109825 ·
Re: Agilent 54831M
We had USB on Win95. It was on Win95 OSR2. You need that OSR2 patch to make it work. The hardware was in place on mobo's, but support (and compatible devices) were delayed.
By Keith Monahan · #109824 ·
Re: OT: Looking for recommendations on 3D modeling software
I am using ONSHAPE, very complete and easy to learn 3d CAD, run from browser, cloud based, full functionality for free subscriber, the only limit is to make the design public. With this software i
By Francesco Franzini · #109823 ·
Re: Agilent 54831M
Hello, please beat me if I am wrong, but I can remember Win98SE had some kind of USB stack. Tam With best regards Tam HANNA Enjoy electronics? Join 15k7 other followers by visiting the Crazy
By Tam Hanna · #109822 ·
Re: OT: Looking for recommendations on 3D modeling software
I've just started using a 3D printer this year, I've been using 2D CAD for my day job for many decades but apart from a brief attempt at Solidworks which was a) expensive and b) a nightmare for
By Adrian Nicol · #109821 ·
Re: Agilent 54831M
I saw the eBay listing when I first looked into this problem; and appreciate the link. It's not necessarily buying a bad chip, it's the trouble of replacing them only to find they are defective or
By bostonman73@... · #109820 ·
Re: OT: Looking for recommendations on 3D modeling software
The "best" CAD tool depends on how you think and how you express the design. I like OpenSCAD (many implementations including in-browser). It is effectively a programming language where you add and
By Tom Gardner · #109819 ·
Re: OT: Looking for recommendations on 3D modeling software
I cannot help with the printing company, but if you can program and care to do so; I'd recommend OpenSCAD. The advantages are that the program can be driven by parameters: ex, you need a box, so
By Harvey White · #109818 ·
Re: OT: Looking for recommendations on 3D modeling software
Hello, ad a) openSCAD, if it is a mechanical part and not intended to look good. ad b) if you need ONE, and the part is small, m yass works, aka my company, is your source. - - - - - With best regards
By Tam Hanna · #109817 ·
OT: Looking for recommendations on 3D modeling software
This is off topic but the end result will be for HP products so please bear with me. I am looking for recommendation on 3D modeling software (preferably freeware) and a company that I can then send
By victor.silva · #109816 ·
Re: looking for a few knobs
If you have any questions about 3D printers, feel free to contact me, also offlist! We are quite happy with our RenkForce RF100v2 system after adding a part cooler and an enclosure. Enclosures are a
By Tam Hanna · #109815 ·
Re: Enough!
Well said and I agree wholeheartedly.
By Anders · #109814 ·
Re: looking for a few knobs
Sorry. I clicked on 'reply to sender', not to the group. Another reply to the thread came back to me, rather than the person I replied to. <terrell.michael.a@...> wrote:
By Michael A. Terrell · #109813 ·
Re: looking for a few knobs
I received the files for the Bezels. Thanks. Most of this is work that would have needed to be done, and with the way things are right now, he may lose the house so he isn't far from being ruined.
By Michael A. Terrell · #109812 ·
Re: HP 1817A TDR sampling head
Hello Craig, ???? Glad to find a guy who knows about 1817A sampler. This state of the art equipment (for then time it was marketed) has fallen in the museum class but works perfectly when the
By JCB_SFR · #109811 ·
Re: HP 1817A TDR sampling head
I was thinking in terms of a beam lead microwave diode ¨C but held back from suggesting it given the difficulty in handling, mounting and soldering/conductive epoxy/lead bonding such physically tiny
By Craig Sawyers · #109810 ·
Lot of 3 HP 8405A Vector Voltmeters Ham Radio Vintage Hewlett Packard - $200
From the Seattle Craigslist https://seattle.craigslist.org/est/ele/d/snoqualmie-lot-of-3-hp-8405a-vector/7187185039.html
By Bill Higdon · #109809 ·
Re: HP 1817A TDR sampling head
Salut Jean-Claude: The 1817A sampler contains the incredible Grove sampler (see the US Patent, US 3,278,763 for the associated patentese, also see the Proc. IEEE paper by Grove for the theory of
By Mark Kahrs · #109808 ·