Latest threads in Electronics Designshow only best voted threads
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looking for a boost reg
boost from a single 1.5v cell to 5v. To handle from < 1volt discharged cell too. Get max out of 1.5 v cell.
9
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4 years ago
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9 | |
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OT - CRT's
Is there still a use for CRT's?
168
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4 years ago
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168 | |
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Find Severe Weather That Could Affect Your Plans
There is a line of severe weather that extends across 3 states. 50,000 lightning strikes in the past 24 hrs (As of Tue May 21, 2019, 12:17 am)
8
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4 years ago
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Honeybees 'Whoop'
Win Hill: does this count as topical? :) Tim
19
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4 years ago
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LED as detector for high speed link
Hi For a test setup I am toying with an isolated interface where I need 1 Mbit speed if possible The receiver is a dirt cheap red LED: (which is also used as an indicator w hen the link is not active)...
42
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4 years ago
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42 | |
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troubleshooting: Agilent 3616A power supply
I'm only asking as maybe this is a common failure mode somebody has seen. Got an actual Agilent badged 3616A power supply, one of the half-rack width deals with the LED voltage and current display and...
3
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4 years ago
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Troubleshooting 'shorted' power rails
I had two cases in a row recently of many-layer power-planed boards with power supplies that wouldn't come up above a diode drop, and I was able to use a trick devised for the first one to solve the...
46
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4 years ago
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46 | |
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Re: Bench Light (Prehijacked) }:-)>
Go LEDs, bring in quiet DC power from a distance.
10
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4 years ago
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10 | |
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ic pinouts
Tube pin numbers were clockwise as seen from below, so I guess the people who first packaged ICs followed the CCW-from-above convention. Big mistakes were physical symmetry and putting the ground pin...
7
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4 years ago
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7 | |
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Rework with LitePlacer
I have some generic PCBs that i need to rework by placing 0805 resistors for configuring. Seems that a generic PCB heater is needed for 180C preheat (simple), plus a way to heat the part to be placed,...
4
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4 years ago
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Minimizing the reflection of electromagnetic waves - the basics of STEALTH
Hi Regards Leo
16
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4 years ago
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16 | |
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2TB upgraded to 32G
I brought the previous version of this, just trying to figure out the scam. It did not mention 32G before. So, i was gambling $10 on 2TB. Now, they say 2TB upgrade with 32GB memory chip. Still not...
48
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4 years ago
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48 | |
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Re: The Energy Saver Vacuum Tube of the Future
====snip==== Around 2 to 3% for a 100W GLS tungsten filament lamp afaicr from my 1972 edition of "Lamps and Lighting".
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4 years ago
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Sub-shot noise Laser Gyro
Thoughts? Tim -- Seven Transistor Labs, LLC Electrical Engineering Consultation and Design Website:
7
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5 years ago
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SMT component minimum height
Many SMT components have maximum height specs, but that can get one into trouble. My little 14-parameter center-of-the-beehive monitor, has five sensor ICs with tiny holes, to let air in for...
18
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5 years ago
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