Volume 13

Challenging BJT Noise
The valve DAC - Submicron silicon meets submillimetre vacuum

Volume 8

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

Volume 4

The case for subjective listening tests
The “Terrible Twins” – a push-pull amplifier with solid state pentodes