Latest threads in Electronics Designshow only best voted threads
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Zeners in Series
Whilst mere hobbyists like myself can easily get away with making up a desired zener value from putting two smaller value ones in series to add together their rated voltages, can such a dodge be...
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4 years ago
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Houston we have a problem ?! No HDMI on TRX40 motherboards ?!
EEEEEEEHHHHH. Seen one TRX40 motherboard from gigabyte extreme edition and one from asus rog... both do not have HDMI ?! WTF ?!? (Check youtube) I am looking forward to having HDMI on my new computer...
1
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4 years ago
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AI learns to design
What is funny is the sort of lame excuse at the end: "It's tempting to think that this AI will replace engineers, but that's simply not true," said McComb. " It is totally obvious at least to me that...
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4 years ago
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Re: Bad news for John Larkin
Sorry to be the bearer or bad tidings, John. Just keep the hell out of downtown next week. -- This message may be freely reproduced without limit or charge only via the Usenet protocol. Reproduction...
13
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4 years ago
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OT: Anyone remember this vintage audio amp?
Hi all, Without venturing into 'stupid money territory' the best quality audio by far I've ever heard came from one particular solid state stereo amplifier I'd be interested in re-acquainting myself...
19
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4 years ago
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Repair job part #2
-------------------- ------------------------------ Question 2: The same amp has a shameful design problem with the output stage. Wilful stupidity. Bet nobody gets it. ** Last chance, I'll post the...
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4 years ago
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Repair job Story
------------------------ ------------------------------------------------------------------- ** No-one here is ever gonna get this - it is just too darn simple. On both occasions, when the input TL072...
7
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4 years ago
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FPGA config sizes
We're planning a new universal boot loader for a family of ST processors. The uP would host the loader in a bit of local flash and read an outboard serial flash to get the specific application code...
27
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4 years ago
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could this simple solution work for solder smoke device?
I've been looking for a cheap, possibly DIY solder smoke solution. I did see the device here that someone shared, but it appears to use water and it looks like he's adding the carbon later. I had...
14
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4 years ago
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Looking for old Oak Industries catalog - around 1973
Anyone have a collection of Oak Industry parts catalogues for old style switches? I am trying to find the part number for a switch used in the early 70s to enable me to possibly track some of these...
11
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4 years ago
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Class E amplifier question
Here is a question for all electronics gurus here. Can a class E amplifier be termed efficient - given the shunt capacitor from BJT collector to ground, which is an AC short -- unless the capacior...
4
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4 years ago
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Repair job bounce
Hi to all my loyal followers, ----------------------------- The term "bounce" is applied when an item that has been recently repaired is brought back for a similar or repeat failure. Mostly it's a...
43
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4 years ago
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Using LEDs as photovoltaics
An old abandoned requirement has re-surfaced... If I wanted to use some series LEDs, illuminated by more LEDs to generate a small amount of isolated power - say to turn on a MOSFET not particularly...
51
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4 years ago
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Dodgy App Note Cct.
Hi to all my admirers, ---------------------- this app note from TI / Burr Brown has a problem. See page 8, figure 5. It shows an InAmp acting as the interface to a microphone at the end of a cable...
23
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4 years ago
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stun gun acquisition and testing
Ok, this post is for all the people making a big fuss when I asked about stun gun components. I got ahold of one this week called VIPERTEK VTS-881, a small red unit with a claimed "35 billion" volts....
23
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4 years ago
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