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Rework Station, Component Salvage
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AC/DC Low-Side Switch With Low ON Resistance Uses Two N-MOSFETs and One NPN Transistor
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Core Components 2016-11-01
Which components do you need to get started in electronics?
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Document repair and book binding arn't that difficult
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Low gate threshold independent n type and p type MOSFETS in a low cost minature pakage
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This new opamp form TI comes close to the ideal and opens up a wealth of design avenues
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Simple high-side switch requires only two active devices and a few passive parts
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Two common ICs generate the Radio PB Function for up to 8 PBs, (16 PBs with 2 additional chips).
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A display driver module for 8 digits with only 9 lines.
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Simple PWM control 2013-01-17
Here's a simple PWM control circuit using inexpensive readily-available components. [ATTACH=CONFI
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Game Show Circuit 2014-06-26
"Jeopardy"-like circuit
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Safe, autonomous Ah capacity testing with auto shutdown & recharge option.
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A component that is often overlooked.
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Having fun with logic gate circuits that may be useful.
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FORWARD & REVERSE, VARIABLE SPEED MOTOR CONTROLLER WITH POTENTIOMETER
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PWM pulse generator 2013-09-03
This is the base design (not a full working drawing with pin-numbering etc) for a simple PWM pulse
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A simple, cheap, BLDC motor controller using readily-available components is described. Most previ
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Schmitt logic gates such as in the CD4093 quad NAND gate IC are useful buiding blocks for various f
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This is the master index for all completed modules for this project. Please PM 3v0 if you have upl
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Simple Lie Detector 2011-09-10
Here's a simple lie detector that can be built in a few minutes, it is mean for fun and is obviousl
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