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LED heartbeat

LED heartbeat

par bruno4water

LED in/out fader with just 4 transistors

7.9k 4

LED Analogue Fader

LED Analogue Fader

par mkstevo

Fading an LED - Old School style.

7.8k 4

Analogue alternating linear LED fader using 2 different approaches

Publié dans Elektor

Analogue alternating linear LED fader using 2 different approaches

LEDs and closed loop brightness control ? Or using 'ancient' technique...

17.9k 18

Recorder-like Electronic Musical Instrument : The Handset

Recorder-like Electronic Musical Instrument : The Handset

Designed in collaboration with Michael J Bauer, original REMI designer...

6.3k 1

Application for Viessmann model railway signals

Application for Viessmann model railway signals

par mwmuc

Model railway signals come with lots of wires to connect the LEDs with...

6.1k 1

Microphone preamplifier [140101]

Microphone preamplifier [140101]

par ClemensValens

Here is an all-analog, all-through-hole, cheap & cheerful preamplifier...

26.9k 2

Quick development

Quick development

par UAG.AUG

A lot of projects are small and build only once. Building a pcb with a...

18.8k 0

Diode Bandgap 1.12V (fait maison)

Diode Bandgap 1.12V (fait maison)

par Olivier Fournet

Diode Bandgap 1.12V (fait maison) : Le montage exploite l’effet ban...

5.6k 0

Perforatrice KRUNCH

Perforatrice KRUNCH

par Bonhumeur50

Perforatrice pour cartons d'orgues de barbarie

4.1k 0

Scanner pour cartons d'orgues de barbarie

Scanner pour cartons d'orgues de barbarie

par Bonhumeur50

Réalisation d'un scanner pour cartons d'orgues de barbarie. 210 mm de...

3.6k 0

XMAS

XMAS

par UAG.AUG

The color led Xmas tree lighting I bought showed a very poor lightshow...

5.5k 1

MusicNotes: game: learn how to read and play the right notes.

MusicNotes: game: learn how to read and play the right notes.

par WimVanWeyenberg

Learn to play and read notes in a funny way: Cheap hardware, free so...

6.2k 4