Latest threads in Electronics Designshow only best voted threads
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whiteboard advances
Our internet was down this morning so I did what I've been wanting to do for a long time, namely install a fixed cam to shoot pics of my whiteboard. So I don't have to get out of my chair and fumble...
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4 years ago
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TO-220 'lock' washer
So we had a few transistors in to-220 pacs de-laminate at the metal tab/ plastic interface. (lost electrical connection to the collector.) I bent it up...it was just cracked along the edge. The...
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4 years ago
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offshore manufacturing
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4 years ago
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Assistance in designing measurement circuit for Tolman-Stewart experiment: difference amplifier
Hello all! About a month ago I posted to this forum looking for help in designing a ci rcuit to measure a small current pulse. (Thread is here: The short version is that we're trying to create a...
18
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4 years ago
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charge-based piezo drive
I'm finishing a section on charge-based piezo drive. Anybody want to say anything about it?
40
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4 years ago
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40 | |
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OT: Moon Landing
Gentlemen, As we approach the 50th anniversary of the 'first manned moon landing' as it were, I'm just wondering what proportion of the group believe the whole thing was just an elaborate hoax for...
175
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4 years ago
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175 | |
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OT USA SIM info
We're coming to Orlando in August... ZIP 33844. There's a Wallmart nearby but looking for a cheap PAYG SIM that's in stock is tough going.. Anyone have any pointers ? 200 mins 200txt $10 is more than...
1
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4 years ago
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1 | |
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Q Alpha paste flux
Help! Someone recommended Alpha paste flux #UP-28 500 gram bottle, $84.35 . Seems nobody carries it; not even found on the Alpha site. What solder is compatible with this flux? What cleaner is...
10
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4 years ago
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10 | |
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Q on Hakko 851-2 hot air station
Digikey 1691-1010-ND Are there an more support pieces, or is this complete? Thanks
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4 years ago
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OT: Fake "message" from "Winfield Hill"
** EXACT COPY ** Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=ISO-8859-1; format="flowed" Date: Sat, 13 Jul 2019 20:19:39 -0700 [20:19:39...
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4 years ago
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Interesting Site
Some fascinating stuff here for those of us who appreciate high quality vintage test equipment and the human stories that go with it: -- This message may be freely reproduced without limit or charge...
4
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4 years ago
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More than I expected
Ordered some 1W amp from ebay. 400 MHz t o270 MHz.. Arrived today: Some heatsink for 1W!!! PCB looks neat, almost like the ones JOLA makes :-) Interesting, 400 MHz should also work on 70 cm ham band.....
3
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4 years ago
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OT: more evidence of AGW scam
Conclusion: it's all a load of old bollocks.
59
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4 years ago
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59 | |
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fast breadboard, MC10EP08
I was wondering how an MC10EP08 (4 GHz XOR gate) behaves with a slow input, specifically sine waves from 1 MHz up until it quits. Old 10KH type ECL gates made decent analog amplifiers, but the EP...
27
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4 years ago
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Mystery Component
Gentlemen, I bought a job lot of components a while back and am trying to sort them out. I've come across about 250 devices I've never seen before and would like to know what they are. Ideally I would...
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4 years ago
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