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Tag: synth

Arduino: Audio Frequency Generator

Posted on October 19, 2021June 19, 2024 by abram

Back in good ol’ 2012 (the year the world was supposed to end), I posted some code for a simple Arduino controlled low-frequency oscillator (LFO). It has made its way into some very interesting projects over the years, but recently I was asked in the comments if the code could be modified to have a…

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Amongst Projects: Therematron

Posted on August 19, 2019June 19, 2024 by abram

Here’s an beautiful synth project I found by Steve Roberts at Amongst Projects that utilizes some work I did back in 2012 with my Arduino LFO. It’s always a pleasure to find my own work buried in someone else’s. I recommend heading over and checking out the post. You won’t be sorry.

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mellotronium 2.0: rebuild

Posted on August 12, 2013 by abram

after our move to Oregon two months ago, i’m finally getting back to a spot where i can do more building and experimentation. that being said, my arduino-based sampler/synth is getting a rebuild to make it more capable and road-worthy. the LED segment display is currently showing voltage out what should be 5v DC. i…

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Mellotronium revised…

Posted on February 20, 2012March 5, 2012 by abram

here’s an update on the new additions/approach to the Mellotronium. i’m attempting to redo the SD card routines once i get the functionality added. using the SD library just doesn’t work right when reading byte values at 8kHz. i’ve looked into the WaveHC library with the most success, but had to modify not to use…

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about

Abram Morphew is an electrical engineer, bedroom musician, composer, naturalist, and amateur scientist. I play music in the the binary marketing show. This blog is a catalog of stuff that I make or bits of information that I think could prove useful later on when memory fails me.

 

I currently hold an Extra Class Amateur Radio Operator license and transmit on the air as K2NXF.

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40m amp amplifier Arduino atmega328 atmel audio bash bjt breadboard circuit code cw delay digital effect effects electrical electronics homebrew lfo linux LM386 mellotronium music no. 5 opamp oscillator pcb pedal photos php pt2399 pwm radio rf schematic stereo stompbox synth tape TDA2040 tl072 TL082 tube

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