Crumar Stratus Polyphonic Synthesiser INDEX DWG 1 = BLOCK & WIRING DIAGRAM DWG 2 (P-85412) = PITCH CONTROL BOARD DWG 2 (P-857/2) = OSCILLATOR 1 - OSCILLATOR 2 DWG 3 (P-558) = KEYSWITCHES BOARD DWG 3 (P-839/2) (A) = SOUND MOTHER BOARD DWG 3 (P-839/2) (B) (C) = SOUND MOTHER BOARD DWG 3 (P-840) = TDA 1008 MODULES DWG 4 (P-850/2) = SWITCHES BOARD DWG 5 (P-853/2) = ORGAN BOARD DWG 5 (P-87412) = LFO BOARD DWG 5 (P-875) = OSCILLATOR GLIDE BOARD DWG 6 (P-855) = VCF-VCA-ADSR DWG 6 (P-87612) = FILTER MOTHER BOARD DWG 7 (P-852) = POWER SUPPLY SPR