This video, via MIT, takes a look at the history of the modular synthesizer.
It captures a lecture by Prof. Christopher Ariza, from MIT’s Music and Technology (Contemporary History and Aesthetics).
Topics covered include:
- The Modular Synthesizer: Overview
- The RCA Synthesizer
- RCA Synthesizer Mark I
- Buchla 100 Series Modular Electronic Music System
- Moog modular systems I, II, and II
- Modular synthesizer concepts
- Key synthesizers
A PDF is available that goes along with the lecture.
See the MIT site for the full course description.