An analog synthesizer is a synthesizer that uses analog circuits and analog signals to generate sound electronically.
The Minimoog is one of the most popular analog synthesizers ever built
The Buchla Music Easel included a number of fader-style controls, switches, patch cord-connected modules, and a keyboard.
The Polymoog is a hybrid polyphonic analog synthesizer that was manufactured by Moog Music from 1975 to 1980. The Polymoog was based on divide-down oscillator technology similar to electronic organs a
Polymoog Synthesizer 203a
The Polymoog's "polycom" voice cards
The Polymoog Keyboard model 280a
right: Polymoog with Polypedal