NLC - Digital Filter Simulator uburstMagpie Modular repanel for Non Linear Circuits Digital Filter Simulator This module is based on ideas presented in a 1969 IEEE paper titled Hybrid Implementation for Sampled data controllers. The paper presents the canonical form of a generalised digital filter made using analogue elements.. yes this is an analogue circuit; all CMOS and op amps. I played around with various versions for a few years and, as usual, settled on the simplest and cheapest
Music Thing Modular website
This is one of my favorite panel designs to date
There is also SQUARE output and WTF input available for more fun experiments
Powdercoated with Black Mirror or White Gloss
pdf as design contributions are provided by Magpie Modular under Creative Commons CC-BY-SA-3
It requires a clock signal and a signal on at least one of the data inputs to operate
If you really want one of these and don’t have the DIY chops to build your own we recommend you join our FACEBOOK GROUP and find a builder who is making these to order
the stages can be used individually
Who doesn't love sliders
What you will need to build this:
a delay chip & 2 vactrols
where each circle is tangent to the other two