IT News · @itnewsbot
3284 followers · 262862 posts · Server schleuss.online

Op-Amp Contest: Virtual Ball-in-a-Box Responds to Your Motions - With the incredible variety of projects submitted to our Op-Amp Contest, you’d alm... - hackaday.com/2023/06/07/op-amp

#tl072 #opamps #contests #ballinbox #miniaturecrt #classichacks #accelerometer #analogcomputer

Last updated 2 years ago

IT News · @itnewsbot
3276 followers · 262570 posts · Server schleuss.online

Op Amp Contest: Generate Spirograph Shapes Using Only Op Amps and Math - If you’re a child of the ’80s or ’90s, chances are you’ve spent hours tracing out ... - hackaday.com/2023/06/05/op-amp

#art #opamps #mcp6004 #toyhacks #spirograph #epitrochoid #hypotrochoid

Last updated 2 years ago

Bornach · @bornach
461 followers · 2295 posts · Server fosstodon.org

Using 7 dual (LM358) to generate PWM signals for driving a non-addressable RGB LED strip so that only one linear potentiometer is needed to sweep through the colours of the

#opamps #rainbowflag #pridemonth #electronics #opampchallenge #leds

Last updated 2 years ago

Bornach · @bornach
459 followers · 2242 posts · Server fosstodon.org

Three potentiometers control the duty cycle for pulse width modulation of the three colour channels of an RGB LED strip (non-addressable). The PWM signal is generated by () configured as an oscillator and 3 comparators. An NPN transistor sinks the current for each of the LED colours.

#opamps #lm358 #leds #electronics

Last updated 2 years ago

Bornach · @bornach
458 followers · 2233 posts · Server fosstodon.org

Pulsating PWM using two dual configured as a fast oscillator, a slow oscillator, and a comparator whose output is the source of one LED and the sink of another LED

No microcontroller required

#lm358 #opamps #electronics #operationalamplifiers #leds

Last updated 2 years ago

GeekProjects News · @news
4 followers · 3116 posts · Server geekprojects.com
IT News · @itnewsbot
3181 followers · 258396 posts · Server schleuss.online
GeekProjects News · @news
4 followers · 3116 posts · Server geekprojects.com
IT News · @itnewsbot
3134 followers · 257153 posts · Server schleuss.online

Ask Hackaday: Split Rail Op Amp Power Supply - Water cooler talk at the office usually centers around movies, sports, or life eve... - hackaday.com/2023/04/20/ask-ha

#parts #opamps #askhackaday #superconbadge #hackadaycolumns

Last updated 2 years ago

GeekProjects News · @news
4 followers · 3116 posts · Server geekprojects.com
IT News · @itnewsbot
3080 followers · 255981 posts · Server schleuss.online

Analog Anoraks: The Op Amp Contest Starts Now! - We thought it was time to give the analog side of Hackaday their chance to shine, ... - hackaday.com/2023/04/11/analog

#opamps #digikey #contest #challenge #hackadaycolumns

Last updated 2 years ago