Summary of Contents for Stoel DISCRETE FILTER
- Page 1 S Y S T E M S LEVEL FREQUENCY RESONANCE CV 2 AMOUNT CV 1 BP OUT CV 2 AUDIO IN LP OUT D I S C R E T E F I L T E R DISCRETE FILTER USER MANUAL...
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Page 2: Table Of Contents
Table of Contents Warranty Information Installation Requirements Front Panel Overview Controls and Jacks Basic Operation Low Pass Band Pass Example Configurations Changing the Timbre of an Audio Source Controlling Frequency with CV toel M U S I C S Y S T E M S... -
Page 3: Warranty Information
(1) repair the product (please see repair rates here), (2) or, send the product back at the expense of the customer. Stoel Music Systems is not liable, either explicit or implied, for any damages to persons or other equipment during the operation of the product. -
Page 4: Installation
Installation Before installation: UNPLUG EURORACK CASE!! Connect the 10-pin side of the power cable to the module with the red stripe as indicated. Connect the 16-pin side of the power cable to the bus board with the red stripe facing down, as shown. Check to verify the location of the red strip on your bus board. -
Page 5: Requirements
Requirements HP Required 8 HP Mounting Depth 22mm +12 Volt Current Draw -12 Volt Current Draw +5 Volt Current Draw 5V Requirement Mounting Screws Required Power Cable 10 pin to 16 pin Unit Weight 2 oz toel M U S I C S Y S T E M S... -
Page 6: Front Panel Overview
Front Panel Overview toel M U S I C S Y S T E M S LEVEL FREQUENCY RESONANCE CV 2 AMOUNT CV 1 BP OUT CV 2 AUDIO IN LP OUT D I S C R E T E F I L T E R toel M U S I C S Y S T E M S... -
Page 7: Controls And Jacks
Controls and Jacks (1) LEVEL: The control attenuates the signal output. (2) FREQUENCY: The control adjusts the frequency of the filter. The knob turned counter-clockwise causes the filter to be close. The knob clockwise causes the filter to be fully open. (3) RESONANCE: The control adds filter resonance or “Q”... -
Page 8: Basic Operation
Basic Operation Low Pass The subtractive low pass filter reduces the high frequencies in the audio signal. The filter has a gentle slope of 12dB per octave. (fig. 1) 12dB/0ct Slope Fig. 1 Band Pass The bandpass is similar to the lowpass but it also restricts high frequencies as well. -
Page 9: Example Configurations
Example Configurations Changing the Timbre of an Audio Source Patch the desired waveform from an oscillator directly into the audio in. The Frequency and Resonance will change the tone. It is best to choose a waveform with rich harmonics. (Fig. 3) toel toel M U S I C... - Page 10 toel M U S I C S Y S T E M S Just make music...
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