Electronics – BitWrangler.uk

Onkyo TX-SR608 HiFi Receiver

In order to challenge myself, and learn new repair skills I decided to try my hand at repairing this OnkyoTX-SR608[…]

I recently found myself needing a FM radio. I decided it was an opportunity to branch out into vintage radios.[…]

M-Audio Oxygen 49 keyboard fix

I like to have a display attached to my workbench to test the retro computers and consoles that I am[…]

I have a couple of ZX81’s both of which have been modded to output composite video. With the first one,[…]

Diagnostics cards are an essential weapon in the retro fixers toolkit. I have quite a few different diagnostics cards for[…]

While fixing previous spectrums I bought a cheap motherboard in poor condition to use for spares. I knew it was[…]

The Dandanator mini is an expansion card for the ZX Spectrum that enables fast ROM/game loading from a pre-programmed EEPROM.[…]

On the 40th Anniversary of the ZX81, I retrieved mine from the shelf in my office and plugged it in[…]

The Z80 processor is a classic microprocessor. Originally designed in the 1970’s variants are still in production, and are widely[…]