Category Archives: Electronics

Control your Elro switches from your Raspberry Pi

The 433send program allows you to control wireless switches by Elro using a 433.92 MHz transmitter such as this one. Connecting the transmitter to the Raspberry Pi GPIO header: ‘VCC’ pin to 3V3 (pin #1) ‘Data’ pin to GPIO0 (pin … Continue reading

Posted in Electronics, Raspberry Pi | Tagged | 8 Comments

Rack tremolo idea

I’ve been thinking about building a new version of the tremolo I mentioned in the previous post. This will be a very versatile tremolo/volume controller in a 1U 19″ rack enclosure. Some of the features are: Stereo in & out … Continue reading

Posted in Electronics, Guitar stuff | 2 Comments

PIC-controlled tremolo

This is something I’ve been working on for a while, a very versatile tremolo guitar effect. Electrically it’s not very complicated, most work is done with a PIC16F886 microcontroller which generates a PWM signal which is then filtered and used … Continue reading

Posted in Electronics, Guitar stuff | 1 Comment

The Anvil preamp

A while ago I decided it was time for something to replace my Peavey Bandit amp. I was looking for a three-channel amp so I could have a separate channel for solo’s. Most three-channel amps however are pretty expensive so … Continue reading

Posted in Electronics, Guitar stuff | 6 Comments

Clean boost for guitar (or bass)

This is a transparent, clean guitar booster for solo’s and other times when you need a couple of extra dB’s. No ’boutique’ or other mojo-bullshit here, just a simple volume boost!

Posted in Electronics, Guitar stuff | Tagged , | 26 Comments