Topic: TS-23 Dual Thyratron VCO

[Jack Hertz]

The Metasonix TS-23 is a basic VCO, much like that in any modular analog synthesizer-- with a big difference: it is a dual VCO, and it is made of thyratron tubes, types 2D21/5727. Such tubes act as relaxation oscillators, and give highly imperfect sawtooth waveforms.

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