Moog CP-251 Spécifications

Understanding and Using Yourmoogerfooger®CP-251 Control ProcessorMoog Music Inc. Asheville, NC USA©2000, 2003 by Moog Music Inc.

10• Set knobs as follows:a) All four MIXER knobs to midposition,b) LFO RATE to 9 o'clock. A mixture of triangular and square waveforms will be

11c) from the ATTENUATOR OUT jack to your VCTG pitch control input.• Set knobs as follows:a) both RISE and FALL fully counterclockwise,b) ATTENUATOR k

12a) from one of the unused MULTIPLE jacks, to the IN jack of an ATTENUATOR,b) from the ATTENUATOR OUT jack, to the PEDAL IN jack of the LFO. These

13NOISE SOURCE The NOISE SOURCE has a single output jack. It delivers a waveform that is completelyrandom. When you listen to this waveform directly

14the LFO rate, so turning the LFO RATE knob affects how smooth the OUT 2 waveform is. When no patch cord is plugged into the IN jack, the NOISE wav

15USING THE CP-251 WITH OTHER MOOGERFOOGER MODULES The following examples show a few ways that you can use your CP251 with othermoogerfooger modules

16BASIC SETUP: RANDOM STEP FILTER• Connect patch cords as follows:a) Expression Pedal to CP251 LFO PEDAL IN jack.b) CP251 S+H OUTPUT 1 jack to MF101 C

17 Play a staccato line. The filter cutoff will change after every note that you play, soeach note has a different tone color. However, the cutoff g

18that the rise of the modulation waveform is much faster than the falling part. Nowchange to RISE knob to “ 7” and the FALL knob to “ 0” to produce

19Talking Bass” (A patch that uses both an MF101 Lowpass Filter and an MF102Ring Modulator)Figure 13 - Setup for “ Talking Bass” .• Connect patch cor

2 Welcome to the world of moogerfooger® Analog Effects Modules! Your Model CP251Control Processor is a rugged, professional-quality instrument, desi

20b) Output of your instrument to MF101 AUDIO IN,c) MF102 AUDIO OUT to input of your monitor amp,d) Expression Pedal to CP251 LFO PEDAL IN jack,e) CP2

21 Turn down the monitor amp to a comfortable level. You’ll hear frequency modulationof the carrier oscillator by the two LFO waveforms. MIXER IN 1

22 “ Phaser-rhythm” This patch uses the voltage steps at the CP251 S+H OUT 1 jack as the audio input toan MF103 12-Stage Phaser. The sharp voltage ri

23b) CP251 S+H OUT 1 jack to MF103 AUDIO IN jack,c) MF103 AUDIO OUT jack to Monitor Amp.• Set Knobs and Switches as follows:a) CP251: LFO RATE to 1 o’

24TECHNICAL INFORMATION This section contains technically-oriented information which is somewhat moredetailed than the previous sections . Some user

25maximum frequency is greater than 100 Hz. The nominal peak voltage of the triangular and square waveforms is ±2.5 volts . Thenominal output (sou

26novel control devices that are powered by the CP251’s red jacks (as well as by any ofthe pedal/control jacks on moogerfooger MF-Series products).

27LIMITED WARRANTY Moog Music warrants that its products will be free from defects in materials orworkmanship, and shall conform to specifications c

3SOME BASIC THEORY When you first try out an audio processor like a ring modulator or phaser, you plugyour instrument into the AUDIO IN jack, connec

4control input jack to change the oscillator's frequency, or you can use both together.We call this kind of oscillator a voltage-controlled oscil

5applied to the VCO's pitch control input. The mixer in Figure 3 contains a circle with a"+" in it. This is a way of showing that the t

6GETTING STARTED We are about to embark on a tour of your CP251's functions. To do this, you'll needthe following items:• Your CP251,• A

7receptacle. (See Page 28 for more detailed information on power adapters for theCP251.) Note that the LED in the LFO section lights up. Before we b

8octaves. Turn the RATE knob slowly to hear the LFO's full speed range.•Turn the RATE knob counterclockwise.•Plug an expression pedal into the P

9LFO's square wave output. Turn the ATTENUATOR knob back and forth. Note that theshape of the effect is determined by the signal that is fed to t