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This badge has been awarded 120 times. Recently awarded to:
may 7 at 22:04
My son got shocked by a D cell battery — David Kessner 30.7k23491
may 3 at 18:07
What is the reason that the value “47” is so popular in electrical engineering? — Andy aka 6,388316
may 3 at 1:36
What protocol does a headphone jack use? — Kellenjb 11.4k22050
may 2 at 12:10
How can anyone use a microcontroller which has only 384 bytes of program memory? — supercat 13.7k1634
may 2 at 2:13
How can anyone use a microcontroller which has only 384 bytes of program memory? — John U 1,812310
apr 30 at 20:09
How do I measure a negative voltage with a ADC? — Kortuk♦ 8,79943063
apr 30 at 9:26
USART, UART, RS232, USB, SPI, I2C, TTL, etc. what are all of these and how do they relate to each other? — stevenvh 86k5143268
apr 30 at 6:40
How are integrated circuits fabricated? — Olin Lathrop 77.6k373183
apr 24 at 12:46
Should chassis ground be attached to digital ground? — David Kessner 30.7k23491
apr 24 at 12:46
Blink an LED with just a capacitor? — JustJeff 13.3k21837
apr 23 at 23:28
What's the use of a decoupling capacitor near a reservoir capacitor? — Kvegaoro 66116
apr 23 at 9:01
What type of solder is safest for home (hobbyist) use? — Russell McMahon 56k13190
apr 22 at 3:58
Can we build capacitors on a PCB board? — The Photon 14.9k11542
apr 6 at 19:57
Good Tools for Drawing Schematics — endolith 12.9k23782
apr 3 at 22:05
How much does it cost to have a custom ASIC made? — David Kessner 30.7k23491
apr 2 at 6:09
Electrocution in rubber swimming pool? — Olin Lathrop 77.6k373183
apr 1 at 22:37
Why is open hardware so rare? — John U 1,812310
mar 29 at 23:20
Is it possible to drive a stepper motor greater than 1000 rpm? — Adam Davis 6,6541735
mar 24 at 6:29
Why don't we use wireless electricity today? — embedded.kyle 4,8231725
mar 20 at 15:06
When to use Capacitors? — BG100 3,57011229
mar 17 at 20:23
What is a “DIE” package? — Garrett Fogerlie 3,400430
mar 12 at 9:20
Heuristic explanation of the usage of a pull-up (or pull-down) resistor needed — Anindo Ghosh 21.1k12374
mar 8 at 20:51
Conductive object to raise 6mm height off PCB — Rocketmagnet 13.6k31454
mar 6 at 15:17
Do you recognise this signal? — Ilmari Karonen 43227
mar 5 at 14:05
Microcontroller with Java API — Kevin Vermeer 13.3k22164
feb 27 at 23:09
Why does USB have 4 lines instead of 3? — Mike DeSimone 2,826315
feb 27 at 7:41
Why is “silkscreen” called that way? — Rocketmagnet 13.6k31454
feb 21 at 10:17
What's so great about ARM? — stevenvh 86k5143268
feb 16 at 19:10
Why are the high voltage overhead power lines with the same potential being isolated? — Russell McMahon 56k13190
feb 10 at 9:32
What are the freeware SPICE simulators available? — jluciani 8,3571339
feb 10 at 6:08
Getting higher power output by using more resistors — Nick T 8,2682038
feb 5 at 15:30
Explain what is a transistor in plain English! — David Kessner 30.7k23491
feb 4 at 20:53
Why does water short out PCBs? (i.e. Why doesn't electricity follow the path of least resistance?) — Russell McMahon 56k13190
feb 1 at 11:58
What is a “DIE” package? — DrFriedParts 4,582521
jan 29 at 5:59
Why aren't decoupling caps built into the IC or IC package? — stevenvh 86k5143268
jan 24 at 20:44
Does turning a lighbulb on and off repeatedly use more energy than just leaving it on for hours? — Oli Glaser 34k12159
jan 24 at 0:22
How can I efficiently drive an LED? — Phil Frost 6,178746
jan 23 at 16:12
Does turning a lighbulb on and off repeatedly use more energy than just leaving it on for hours? — Phil Frost 6,178746
jan 23 at 8:01
Who receives the value returned by main()? — Dave Tweed 19.8k32238
jan 14 at 6:26
How do step-up transformers work? — BG100 3,57011229
jan 8 at 18:53
Why are they called breadboards? — Mark Harrison 2,3761339
jan 6 at 19:08
Basic Electronics Book — J. Polfer 2,1811620
jan 2 at 17:59
Why are things like RESET/MCLR active low on most ICs? — stevenvh 86k5143268
dec 27 at 15:48
Why are there teardrops on PCB pads? — David Kessner 30.7k23491
dec 20 at 21:43
What is the practical difference between watts and VA (volt-amps)? — stevenvh 86k5143268
dec 12 at 18:32
Can I replace all electrolytic capacitors with ceramic ones? — Olin Lathrop 77.6k373183
dec 11 at 18:16
What exactly is voltage? — Olin Lathrop 77.6k373183
dec 9 at 1:42
Why are Atmel AVRs so popular? — Windell Oskay 1,229712
dec 5 at 1:59
Are solder fumes bad for me? — Leon Heller 27.4k22251
nov 28 at 18:23
Personal electronics tool kit — wackyvorlon 87445
nov 28 at 17:33
Choosing power supply, how to get the voltage and current ratings? — Olin Lathrop 77.6k373183
nov 5 at 1:17
Are decoupling capacitors needed with battery power? — Kortuk♦ 8,79943063
nov 4 at 12:57
Good Tools for Drawing Schematics — markrages♦ 12.1k12447
oct 31 at 13:04
What's the purpose of this checkerboard pattern? — Some Hardware Guy 3,519412
oct 12 at 18:33
What is a decoupling capacitor and how do I know if I need one? — penjuin 2,05611021
oct 10 at 4:21
Can an audio circuit be powered by a switched-mode power supply? — David Kessner 30.7k23491
oct 9 at 20:21
What is a decoupling capacitor and how do I know if I need one? — ajs410 4,122818
oct 9 at 20:06
Why does a faster clock require more power? — Kortuk♦ 8,79943063
oct 5 at 2:02
Why are there no 256-bit or 512-bit microprocessors? — Olin Lathrop 77.6k373183
oct 4 at 2:22
What is it that strips vocals from audio when a 1/8" audio jack is partially unplugged? — Kaz 6,989425
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