Volume 8

The Equal Opportunity - A Balanced Moving Magnet Phono Stage (Part 2)
Multiplied Transconductance Amplifiers - part 2 - high power amplification

Volume 7

The G-pole - An adventure in Space
Experimental Design in Simulation - A Sine/Cosine Oscillator (Part 1: basic theory)

Volume 2

Zen -> Cen -> Sen - Evolution of a Minimalistic IV Conversion Circuit
Simple Loudspeaker Correction Filters