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PITTSBURGH MODULAR

VOLTAGE INFLUENCED

LOW FREQUENCY OSCILLATOR 

(VILFO)

Manual Rev 1 1/2011

www.PittsburghModular.com

Pittsburgh Modular VILFO Manual

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Summary of Contents for VILFO

Page 1: ...PITTSBURGH MODULAR VOLTAGE INFLUENCED LOW FREQUENCY OSCILLATOR VILFO Manual Rev 1 1 2011 www PittsburghModular com Pittsburgh Modular VILFO Manual 1 ...

Page 2: ...rks by using a CV input to directly control the oscillation frequency The more voltage sent to the CV input the higher the frequency of the ocsillator The lower the voltage the lower the frequency of the oscillator Voltage Influence works by using the CV input to attenuate the frequency of the oscillator while at the same time injecting some of the voltage from ICV Input to the feedback loop of th...

Page 3: ...ontrol Voltage Input ICV Input Influence Control Voltage Attenuator Knob ICV Knob Voltage Controlled Variable Waveform Controls Variable Control Voltage Input Output VCV Input Variable Waveform Shift Variable CV Knob VCV Knob Outputs Triangle Wave Output Variable Wave Output V Pittsburgh Modular VILFO Manual 3 ...

Page 4: ...iable Waveform Controls The two controls for the Variable Waveform are the VCV Variable Control Voltage Input and the VCV Knob The shape of the Variable Output can be modified using the VCV Input and the VCV Knob Turned all the way left the VCV Knob sets the Variable Output to a triangle wave As the knob is turned clockwise the Variable Output shifts towards a square The VCV Knob also acts as an a...

Page 5: ...nto the ICV Input of the VILFO Adjust the Frequency Knob to the desired speed and adjust the ICV Knob until the Influence affects the output of the VILFO Basic Variable Control Voltage Modulation Set the Frequency Knob to 12 o clock the ICV Knob full counterclockwise and the VCV Knob full counterclockwise Switch the S F Switch to S low Patch the Variable Output of the VILFO into an oscillator filt...

Page 6: ...LFO into an oscillator filter or other module that accepts CV modulation Adjust the Frequency Knob to the desired speed and adjust the VCV Knob to taste Setting the VCV full counterclockwise will produce a Triangle wave from the VCV Input Setting the VCV full clockwise will produce a different version of the Variable Output Influencing Reset Set the Frequency Knob to 8 o clock the ICV Knob full co...

Page 7: ...VILFO Specs Frequency Range Minutes to audible mid bass range Size 8hp Depth 53mm Power 12v or 15v Power Usage 30mA The VILFO was designed by Richard Nicol Pittsburgh Modular VILFO Manual 7 ...

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