Roland VCF VCA 80017A and 5534A Dilemma


Is your Roland Juno 106, Roland MKS-30, Roland HS-60, Roland GR-700, or Roland MKS-7 not working properly and in need of a fix?  Does it suffer from filter issues or hanging notes?  VCF or VCA problems?  If so, you need to read this.

Save time, money, and get the most out of your next repair visit!

Coming Soon!


Analog Synthesizer Interfacing

Coming Soon!


Got a suggestion or interested in a topic that you don’t see here? Feel free to contact us and we’ll get on it!

Vacuum Tube Biasing Demystified

Coming Soon!