Electronics service manual exchange : schematics,datasheets,diagrams,repairs,schema,service manuals,eeprom bins,pcb as well as service mode entry,27th October 2008. service manual studiomaster I just bought a 1979 Studiomaster 12-2 for $100. Who knows anything technical about old SM 12-2? AS10/12 carton package. 2. AS16/24/32 light case. 3. AS 10 19"rack mount. 4.AS16/24/32 equipped with 2U power, net weight 8.8kg. Max bal output. Internal Media Player- USB MP3 Media Player and. Recorder with Bluetooth. •. Level Control, 2-band EQ with internal/external Media input selection.