plumbutter

Rollz-5 Modification – Added 3-Rolls

When I built the Meng Qi Rollz-5 PC board, among the many modifications I made was to simplify the rolls oscillators by making them all just two-transistor circuits, i.e. ‘2-rolls’.  … Read More

Rollz-5 Assembly Progress

The Meng Qi Rollz-5 PC board project in mid-assembly stage. The image above shows the PC board mounted behind a clear plexiglass panel that holds pots, jacks, switches, etc., sitting … Read More

Rollz-5 Schematics

This is the Rollz-5+ PC Board by Meng Qi.  The circuits follow fairly closely the original paper circuits, designed by Peter Blasser.  I am building it with modifications of my … Read More

The Other Studio

The dining room table has been taken over by Ciat-Lonbarde stuff.  I also set up the RCF powered monitors in the room.  Combined with the Macbook Pro and the firewire … Read More