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Vintage 1982 BOSS OC-2 OCTAVE oc2 octave pedal MIJ JAPAN
Boss OC-2 Octave guitar pedal schematic diagram
The pedal has a direct level control knob for exact tonal shaping and separate controls for
octave 1 (OCT1) and octave 2 (OCT 2).
Specifications:
3 Controls: Octave 1 Level, Octave 2 Level and Direct Level
Connectors: Input, Output, AC Adaptor
Residual noise: -100dBm (IHF-A)
Maximum input level: -5dBm
Maximum output level: 0dBm
Input impedance: 1MΩ (FET input)
Output load impedance: > 10kΩ
Minimum operating input level: -60dBm al 250Hz
AC Adaptor: ACA series (black label) or PSA series (silver label)
Current Draw: 4mA (DC 9V)
Weight: 400g (including battery)

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Summary of Contents for Boss OC-2

  • Page 1 Vintage 1982 BOSS OC-2 OCTAVE oc2 octave pedal MIJ JAPAN Boss OC-2 Octave guitar pedal schematic diagram The pedal has a direct level control knob for exact tonal shaping and separate controls for octave 1 (OCT1) and octave 2 (OCT 2).
  • Page 2 ICs, transistors and diodes used in the OC-2: IC1-IC5: TL022CP dual operational amplifiers • IC6: BA634 (Single T-Type Flip-Flop IC) • IC7: uPD4013C (Dual D-Type Flip-Flop IC) • Q1, Q3, Q4, Q7, Q8: 2SK30ATM-Y (N-channel JFET transistors) • Q2: 2SC732TM-GR (NPN silicon transistor) •...
  • Page 6 TL 022 > 4558 2SC 732 > 2sc 2240 > 2sc 1815 2SK 30 > 2sk 118 1S 188 > 1n 60 S5500 > 1n 4007 4013 ou 4027 IC1/IC2/IC3/IC7/IC6 buffer, boost and "square up" the incoming signal then divide the fundamental of the incoming frequency by 2 and by 4.