Latest threads in Electronics Designshow only best voted threads

Subject Author Posted Replies
 
2 GHz buffer with 2N390x
-- John Larkin Highland Technology, Inc The cork popped merrily, and Lord Peter rose to his feet. "Bunter", he said, "I give you a toast. The triumph of Instinct over Reason"
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Lets go back to POTs
Damned kids and their POTs. I want to go back to dial phones and make and break calling. No number tones. Yeah, that'll put folks back to work. Build more of these...
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pHEMT model tweaked for 1/f noise
Hi, all, In one post on the 'purpose of precision' thread, I noted that the ATF38143 model I posted awhile back predicted way, way too much low frequency noise. The real pHEMTs tend to have a pretty...
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OT dynamite
Nice new plaque: -- John Larkin Highland Technology, Inc The cork popped merrily, and Lord Peter rose to his feet. "Bunter", he said, "I give you a toast. The triumph of Instinct over Reason"
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OT: Chinese Authoritarianism
Man who tries to know everything ends up knowing nothing: "In many ways, his hand was forced by his own system. Under the conditions of massive surveillance and censorship that have grown under Xi,...
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pcb signal integrity check
This is the control board of my alternator simulator. I think we are getting close to receiving a purchase order! It has high power, relay drivers, uP, FPGA, dram, ethernet, USB. It goes close to the...
 
Ping Jeroen
Looks like you were right, mate. Your shortcut for dbm appears to work! :-D
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Shunt Reference Problems 2
A few days ago I posted Shunt Reference Problems re. issues I was having with ADR530 shunt regulators. Thanks for many suggestions, prize to Phil Hobbs who pointed out two issues: 1) most (maybe all)...
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Any Guitarists? This guy is awesome
And you thought you could play guitar.
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Problems with 12V and 5V lines on a PC ATX supply
Why do (cheap? expensive ones may be better) PC ATX power supplies need current drawn from the 5V line to make the 12V line work correctly? I have a PC with 3 graphics cards running scientific...
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ping: John Larkin. breadboard technique
I have seen Mr. Larkin post a few example photos of breadboards using copper-plated FR4 cut with a dremel tool. I'm thinking about trying this myself. I am in the habit of doing deadbug-style using 28...
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Sony STRDH590 antenna
RF: the old forgotten tech I got friends to buy the above Sony receiver. But not mentioned in the reviews I found was that Sony did not provide the usual 300 ohm or 75 ohm antenna input. Instead you...
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neat power parts
I'm still waiting for the Spice model for the 8078. I think I can make it do positive to dual negative conversion.
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Maintaining Ni-MH C-types
My ancient window opener motor is powered by three of the subject rechargea ble batteries. The circuit includes a trickle current of about 35 mA but I ?m still finding it necessary to recharge the...
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Cheap pick and place
Anyone use this? Any good? (or at least better than needle nose and frustration?) -- thank you
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