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Filter 1/2 

 

Parameter Description 

Value Range 

Type 

Enables and sets the type of filter applied. 

 

LP: Low Pass 

 

BP: Band Pass 

 

HP: High Pass 

 

BR: Band Reject  

 

AP: All Pass 

Off, LP4, LP3, LP2, LP1, 
BP2, BP4, HP2+LP1, 
HP3+LP1, HP4, HP3, HP2, 
HP1, BR2, BR4, BR2+LP1, 
BR2+LP2, HP1+BR2, 
BP2+BR2, HP1+LP2, 
HP1+LP3, AP3, AP3+LP1, 
HP1+AP3 

Cutoff 

Center cutoff frequency of the filter. 

55.0 Hz – 20.0 kHz 

Res 

Amount of resonance applied to the filter. 

0.7–20.0 

Drive 

Amount of overdrive applied to the filter 
signal.  

0–100% 

 

 

LFO 1/2 

 

Click the 

LFO1 

and 

LFO2 

icons to view each LFO’s controls. 

 

Parameter Description 

Value Range 

Global 

Enables or disables the selected LFO. 

Off, On 

Sync 

Sync the LFO 

Speed 

to the 

Global Tempo 

or turn 

Off 

to adjust 

Speed 

by Hz.

 

Off, On 

Type 

Type of modulation waveform. 

Ramp Up, Ramp Down, 
Triangle, Sine, Square, 
Rnd1, Rnd2 

Speed 

Speed of modulation.

 

 

 

When 

Sync 

is 

Off

:

 

0.10 – 50.00 Hz 

 

When 

Sync 

is 

On

:

 

16, 8T, 16D, 8, 4T, 8D, 4, 
2T, 4D, 2, 1T, 3/4, 4/4, 
5/4, 6/4, 7/4, 8/4 

Level 

Amount of LFO applied.  

0–100% 

Delay 

Amount of delay between note start and 
LFO start. 

0.00 – 15000.00 ms 

Phase 

Position of the waveshape when the sound 
is triggered.

 

0–100% 

Fade In 

Amount of fade-in time applied to the LFO 
signal.

 

0.00 – 15000.00 ms 

 

Summary of Contents for OPx-4

Page 1: ...OPx 4 User Guide English Manual Version 1 1...

Page 2: ...your software s documentation for adding and using plugin instruments System Requirements Product Support For complete system requirements and compatibility information visit airmusictech com For tech...

Page 3: ...3 Operation Overview Setup Section Global Controls Macros Operators and FM Matrix Global Sample Filter 1 2 Modulation Envelopes 1 6 LFO 1 2 FX 1 3 Bus Mix Global FX 1 2 Utilities...

Page 4: ...enu to set your audio system s latency Lower values result in a more immediate playing response but also more CPU consumption If you are working with larger projects this may cause audible clicks and...

Page 5: ...ange Mix FX Toggles the main view between the Operators and the Mix FX parameters Off On Macros These eight macro controls are unique to each preset Varies Pan Stereo panning of the instrument L64 C R...

Page 6: ...PW Depth of pulse width modulation 0 100 Formant Increases resonant frequencies to adjust the timbre of the sound 0 00 10 00 FM Matrix Controls the modulation levels for the four Operator voices Use...

Page 7: ...Enables or disables pitch gliding for legato notes Off On Time Amount of time to slide from the pitch of one note to the next note played 0 0 2000 0 ms Sample Layer Select the sample layer sound Vari...

Page 8: ...Click the LFO1 and LFO2 icons to view each LFO s controls Parameter Description Value Range Global Enables or disables the selected LFO Off On Sync Sync the LFO Speed to the Global Tempo or turn Off t...

Page 9: ...ndom A random number is generated within the value range each time a voice is played Ping Pong Alternates between high and low values within the range Wrap Random Ping Pong Velocity Curve Determines h...

Page 10: ...One Shot Delay Amount of time between note start and envelope start 0 00 15000 00 ms Attack Length of time for the note to reach full level 0 50 10000 00 ms Attack Curve Adjust the shape of the envel...

Page 11: ...elay envelope amount 0 100 Attack Adjust the overall Attack envelope amount 0 100 Decay 1 Adjust the overall Decay 1 envelope amount 0 100 Decay 1 Level Adjust the overall Decay 1 Level 0 100 Decay 2...

Page 12: ...point Off On Mod Amount of modulation applied 0 100 Type Type of modulation applied Bipolar Unipolar Bipolar scaled Unipolar reverse Min Minimum modulation level of the selected parameter 0 100 Max Ma...

Page 13: ...to FX 1 3 Rows 1 and 2 are also routed through Filter 1 and 2 respectively Row 3 does not pass through either filter All submix outputs will be routed through the Global FX 1 2 if active Parameter De...

Page 14: ...Wet dry amount of the chorus effect 0 100 Delay Amount of delay between the original signal and modulated signal 0 00 24 00 ms Feedback Amount of signal feed back into the delay line 0 100 Offset Deg...

Page 15: ...Tempo or turn Off to adjust Delay by milliseconds or seconds Off On Type Type of delay applied Mono Stereo Cross Delay Amount of time between the dry signal and the delayed signal When Sync is Off 1...

Page 16: ...delay effect 0 100 Tap 1 5 Enable or disable each tap delay which create multiple delay points Off On Tap Delay 1 5 Percent from the original Delay value that each tap delay is set to At 100 the tap d...

Page 17: ...n a triangle wave and sine wave 0 100 Offset Degree of offset that at the start of the LFO wave 180 0 180 deg Phase vintage Rate Speed of modulation 0 10 10 00 Hz Depth Amount of modulation applied 0...

Page 18: ...cts as the threshold is reached Lower values apply a soft knee compression is applied more slowly as signal approaches the threshold and higher values apply a hard knee compression is immediately appl...

Page 19: ...effect Parameter Description Value Range Chorus See FX1 3 description above MultiChorus Rate Modulation speed of the chorus effect 0 01 10 0 Hz Depth Modulation depth of the chorus effect 0 00 24 00 m...

Page 20: ...e dry signal and the delayed signal When Sync is Off 1 4000 ms When Sync is On 16 8T 16D 8 4T 8D 4 2T 4D 2 1T 3 4 4 4 5 4 6 4 7 4 8 4 Speed Rate that the simulated tape moves 0 0 15 0 ips Input Level...

Page 21: ...f the low mid EQ band 18 0 0 0 18 0 dB Low Mid Q Width of the EQ band 0 40 10 00 Low Mid Freq Center frequency of the low mid EQ band 40 0 Hz 8 00 kHz High Mid Gain Level of the high mid EQ band 18 0...

Page 22: ...4 6 4 5 4 4 4 3 4 1T 2 4D 2T 4 8D 4T 8 16D 8T 16 Depth Amount of modulation applied to the delay time 0 00 12 00 ms Delay Amount of time between the dry signal and the delayed signal 0 00 12 00 ms Mi...

Page 23: ...the simulation is mono or stereo Mono Stereo TalkBox LFO Wave Type of waveform used for the LFO Sine Tri Saw Square S H Random LFO Sync Sync the LFO Rate to the Global Tempo or turn Off to adjust LFO...

Page 24: ...owpass Bandpass Highpass Mod Modulation source for the wah s filter sweep LFO Env Min Freq Frequency of the wah filter at the minimum pedal point 50 0 Hz 4 00 kHz Max Freq Frequency of the wah filter...

Page 25: ...sh Hard Soft Wrap Stereo Set the effect to stereo or mono output Off On Output Output level of the overdriven signal 0 100 Mix Wet dry amount of the overdrive effect 0 100 Pre Shape Increases or decre...

Page 26: ...Hz When LFO Sync in On 8 4 16 LFO Depth Amount of modulation applied 100 0 100 Attack Adjust the time it takes to respond to increases in the audio signal level 0 1 10 0 s Release Adjust the time it...

Page 27: ...verb Type Type of reverb applied Hall Stadium Room Abstract Time Length of reverb tail 0 4 s Inf s Low Cut Center frequency for the reverb low pass filter 1 1000 Hz High Cut Center frequency for the r...

Page 28: ...iform 0 100 Low Cut Center frequency for reverb signal low cut filter 20 0 Hz 1 00 kHz High Cut Center frequency for reverb signal high cut filter 20 0 Hz 1 00 kHz Width Stereo width of the gated reve...

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