Features Classic 1004 dual analog VCO module from the 70s Authentic reproduction of the circuitry from the 2500 Series VCO features 5 waveforms: sine, triangle, square, sawtooth and pulse Waveforms can be combined and inversed into the audio outputs Output frequency range from 0.03 Hz to 16 kHz in 2 ranges VCO range selectable between Low (LFO) or High (Audio) Coarse frequency control allows adjustment over 10 octaves Fine frequency control adjusts over +/- 1 octave Frequency modulation with 2 inputs and controls responding to 1 V/octave The width of the pulse waveform can be set manually and controlled dynamically Eurorack specs: 16 HP, XX mA +12 V, XX mA -12 V Specifications Inputs FM 1/2 Type: 2 x 3.5 mm TS jacks Impedance: 50 kΩ, unbalanced Max input level: 10 V, 1 V/octave Keyboard Type: 3.5 mm TS jack Impedance: 50 kΩ, unbalanced Max input level: 10 V, 1 V/octave PWM Type: 3.5 mm TS jack Impedance: 50 kΩ, unbalanced CV range: ±10 V, 10% per volt Outputs Out Type: 2 x 3.5 mm TS jacks Impedance: 1 kΩ, unbalanced Max output level: 10 V p-p Controls Coarse: Sets oscillator frequency (8 octave range) Fine: Oscillator fine adjustment (±1 octave) Range: Select LFO (0.06 Hz - 16 Hz) or audio band (31 Hz - 8 kHz) Enable: Oscillator on/of PW: Pulse width adjustment (5% - 95%) PWM: Modulation depth adjustment (- to unity gain) FM 1/2: Attenuate FM inputs (- to unity gain) Waveform switches: Select up to 5 waveforms (sine, tri, square, saw, pulse) Power Power supply: Eurorack Current draw: 60 mA (+12 V), 50 mA (-12 V) Physical Dimensions: 46 x 81 x 129 mm (1.8 x 3.2 x 5.1") Rack units: 16 HP Weight: 0.17 kg (0.37 lbs)