Tuesday 28 November 2017

Lowe Rider

I took a punt on a Lowe SRX-30 short wave receiver that was listed as not working. Well it needs a little clean, but it does work. With four levels of tuning control it certainly drives a little slower...

Thursday 9 November 2017

This Could Be The Start Of A Beautiful Relationship

I found this Variera cutlery box in Ikea and realised it was damn close to fitting 5U panels, so I bought one. It has a sloping profile so you can recess the panels to get an exact fit. The width is just over 7U so it should make a little satellite case with the minimum of fuss. If it works this will be case number 23 - watch this space...

Saturday 4 November 2017

Chua Chups

Buoyed by the success of the Accutronics reverb I decided to revisit one of my earliest DIY experiments.  This is a Chua oscillator that I started playing with back in April 1999. I rebuilt the original circuit substituting a TL072 for the two LM741s, then added some voltage control elements from a second version I started in 2000/2001. I'm quite happy with this version, so it's finally going to get a panel...