Service stereophonic attachment "Mikron-1" (Sound processor).

Service devices.Service stereophonic set-top box "Mikron-1" (Sound processor) was produced presumably since 1981 at a mechanical plant in the city of Shakhunya, Gorky region. The service attachment "Mikron-1" is intended for use in small recording studios, musical groups, clubs or houses of culture. The set-top box provides control of the stereo effect zone, stereo panoramas, multichannel separate tone control, amplification of the stereo effect when recording on a tape recorder, converting a monophonic signal into a spatial sound panorama, loudness compensation, operational switching of signals from four different signal sources.