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How to use this forum - please read. Nick Gammon 0 4995 Last post February 14, 2013, 04:32:23 pm
by Nick Gammon
need help understanding pin out in led matrix code spongeman619 2 19 Last post Today at 07:51:21 pm
by spongeman619
Powering 45M of LED light strips safely JLairson 7 103 Last post Today at 05:40:19 pm
by JLairson
Instead of IR transmitter / receiver, wire directly? GekoCH 2 49 Last post Today at 04:37:35 pm
by AnalysIR
Amplifying Audio signal for use with TIP31 power transistor and LED array Blazerboy65 5 76 Last post Today at 03:21:21 pm
by DVDdoug
criticism over my circuit.. cjdelphi 6 157 Last post Today at 01:49:01 pm
by polymorph
somebody please explain this? sketch attached zacmackra 9 240 Last post Today at 01:04:50 pm
by retrolefty
Need transistor/circuit help for building a power sensing circuit. Canyonero 4 98 Last post Today at 12:48:52 pm
by Canyonero
Need a battery source CrossRoads 14 202 Last post Today at 10:51:11 am
by Genesis92
Ua 741 OpAmp how to connect it to get a gain of 2? « 1 2 » 3_35 17 516 Last post Today at 10:10:45 am
by Krupski
Open a door with a smartphone and an arduino uno themrdomi 1 53 Last post Today at 09:50:00 am
by transfinite
Help: How to connect many buttons on the bread board abedhijazi 3 59 Last post Today at 09:29:44 am
by abedhijazi
Running super bright IR LEDs at 38khz off PN2222 « 1 2 » ersheff 21 421 Last post Today at 03:06:27 am
by Grumpy_Mike
Crosstalk in analogreads capicoso 3 40 Last post Today at 01:01:41 am
by capicoso
valley peak detector frank_ard 14 210 Last post Today at 12:47:17 am
by dlloyd
Yet another ambilight! kelvinmead 5 89 Last post Today at 12:20:46 am
by AWOL
Inverse multiplexer? Oddwired 4 84 Last post April 15, 2014, 11:51:55 pm
by Pelleplutt
Shift registers - only good for LEDs? « 1 2 » xmasdreams 19 2802 Last post April 15, 2014, 10:46:50 pm
by JoeN
Is it necessary to have both a digital and analog oscilloscope? TraciAG 12 175 Last post April 15, 2014, 09:53:16 pm
by Paul__B
Digital Voltmeter with 7 segment display ngbk1993 2 56 Last post April 15, 2014, 08:49:27 pm
by ngbk1993
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