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Scan by Manual Manor

http://www.markglinsky.com/ManualManor.html

Summary of Contents for OB-SX

Page 1: ...wner s Manual IIS n Polyphonic Synthesizer l Js ty Second Edition October 1981 Obernelnt Electronics Inc 2250 S Barrington Avenue Los Angeles CA 90064 Scan by Manual Manor http www markglinsky com Man...

Page 2: ...same circuitry as the Oberheim OB Xa in order to get true polyphonic synthesizer sounds This gives you the sound of an OB Xa along with the ease of operation of a pre set synthesizer FEATURES INCLUDE...

Page 3: ...el This controls the master volume of all the synthesizer voices The instrument can also be fine tuned to other instruments by using the MASTER TUNE knob on the back panel of the unit When this contro...

Page 4: ...dle Slow Strings Strings Strings II Solo Strings Electric Piano Brass in Fifths Reed Piano Rezz Sweep Accordion Sitar t 4 Harmonica Percussive Organ Pipe Organ Double Reed Combo Organ Filter Drone Uni...

Page 5: ...bring the Vibrato in and out This program works best with the Keyboard Trans pose switch in the middle position and without a Filter pedal To simulate this sound Oscillator 2 of each voice is set rat...

Page 6: ...ith different settings of LFO RATE ATTACK and DECAY The Modulation Pedal will control the range of the filter sweep These are two examples of extreme modulation In BC1 the LFO Square Wave modulates th...

Page 7: ...ed by the keyboard assuring good tuning at all times All of the controls are disabled during AUTO TUNE except the PITCH BEND lever Therefore if this lever is moved while the tuning process is taking p...

Page 8: ...th if the C two octaves above the lowest C C2 is played the chord will sound transposed up by two octaves If there are enough voices the actual note being played will sound as well To exit the CHORD m...

Page 9: ...NTO LFO RATE QSC 2 DETUNE FILTER FREQ When switched on this causes all voices to be sounded by one key depression In the UNISON mode the OB SX keyboard operates with low note priority which means that...

Page 10: ...Amplifier Envelope The shortest time is selected by setting it fully counter clockwise after first setting it fully clock wise This control determines the fall time of the Filter Envelope down to the...

Page 11: ...OW BROAD switch When this switch is on the PITCH BEND lever bends only Oscillator 2 of each voice This has an interesting affect on programs in which Oscil lator 2 is in sync When the switch is OFF th...

Page 12: ...lockwise conection connected to the ground lead of the jack In both cases the wiper must make contact with the ground terminal when the foot pedal is in the completely off posi tion The third potentio...

Page 13: ...ck allows a 0 to 5 volts or more Gate signal from external equipment to gate Voice 1 When a plug is inserted into this jack the internal Gate signal to Voice 1 is disconnected If this plug is a standa...

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