Moog MF-107 Technical Information

1Understanding and Using your moogerfooger® MF-107 FreqBox™ TABLE OF CONTENTSIntroduction...

10Electro DrumzThis setup requires an extra patch cable for connecting the envelope follower out into the Envelope Amount input. For the best results,

11the vibration in the sound. Different instruments playing the same pitch sound different, like an oboe and a violin playing A440. That’s because

12VCO Waveforms The timbre of the VCO is determined by its waveform. As dened earlier, a waveform is related to the timbre, and the number of har

13yet bright. Pulse waves contain all harmonics, but the amplitude of the harmonics varies with pulse width. A triangle wave is a symmetrical wav

14FM FM stands for frequency modulation. The term modulation refers to any process in which one waveform is changed in response to the contour of

15produce some wild and unpredictable results. Experimentation is key to discovering new timbres!VCA VCA stands for Voltage Controlled Amplier. A

16FREQBOX FUNCTIONSHere is a block diagram of the FreqBox signal and control path: The input is passed through a unity gain buffer, and then conn

17 The VCO signal is then routed to the mix effect VCA. The Mix control sets the ratio of the direct to effect signals, and the output level contro

18compressed and the envelope follower is not as responsive to the dynamics of your playing. It is perfectly OK to use the FreqBox with the Drive cont

19envelope follower CV is applied to the VCO frequency. Note that the envelope follower CV is ADDED to the setting of the Freq control. The VCO frequ

2 Welcome to the world of moogerfooger® Analog Effects Modules. Your Model MF-107 FreqBox™ is a rugged, professional-quality instrument, designed to

20voltages or expression pedals corresponding to the ve controls: Freq, Wave, Env. Amount, FM Amount, and Mix. All of these inputs accept an expressi

21ADVANCED APPLICATIONSUsing w/ other effectsThe FreqBox is a natural for using with other effects. It is the perfect type of signal to run into a lt

22Using the FreqBox with a CP-251 Control ProcessorSample and Hold SyncThis setup patches the Sample and Hold output of the CP-251 to the Frequency in

23pulse-width modulation or PWM. The rest of this setup is the basic sync setup, the PWM adds a cool shifting, swirling sound to the VCO. W/ Voyager/V

24TECHNICAL INFORMATIONNOTE: The following information is intended for use by people who understand analog electronic circuitry and have enough practi

25LIMITED WARRANTY Moog Music warrants that its products will be free from defects in materials or workmanship, and shall conform to specications c

26MF-107 SPECIFICATIONSDESCRIPTION:Analog effects module containing a VCO with continuously variable waveform which can be hard synced and/or Frequenc

27GENERAL SPECIFICATIONS:CASE: Black panel with hardwood sides – classic analog appearance.DIMENSIONS: 9” x 6” x 2-1/2”NET WEIGHT: 2 lbSHIPPING WEIGHT

28Notes:

3the complete user’s manual to unlock its fullest potential. Included in this manual is a section describing the theory of operation, a tour and expla

4GETTING STARTED RIGHT AWAY! We have never known musicians who don’t want to try a new effect out before reading the entire manual, so here is a q

55) Set levels: Turn on your amplier. Make sure the Bypass indicator is RED. Play your instrument and adjust the volume of the amplier so it is at

6BASIC APPLICATIONS The following are diagrams of basic settings of the FreqBox. They are good staring points for learning how to use the FreqBox

7Sync+FM This setup is the same as the previous, but adds a dose of FM, which gives the sound an extra bit of growl, especially when the frequenc

8DroneThis is a fun setup for modal jams or morning ragas – it uses just the sound of the VCO set to one frequency, tuned to the key that you’re playi

9FM GongsThis is a setup that just uses FM for sounds somewhat reminiscent of gongs. It works well with slow, guitar-like signals plucked and allowed