OP-30OP-40OP-50
Owner’s
Guide
Acoustic-Electric
Preamps
Page 1: ...OP 30 OP 40 OP 50 Owner s Guide Acoustic Electric Preamps...
Page 2: ...r may feedback causing a low steady tone to come from your speakers With the notch filter enabled slowly tune this control to the feedback frequency CW higher frequency CCW lower frequency until the f...
Page 3: ...OP 30 OP 40 OP 50...
Page 4: ...0Hz Mid 1 Response 13dB 580Hz n a n a Mid 2 Response 10dB 6 7kHz n a n a Treble Response 10dB 12kHz 12dB 8 4kHz 12dB 15kHz Notch Range 24 264Hz 24 264Hz n a Notch Depth 32dB 32dB n a Tuner Accuracy 1...
