Koma Elektronik Field Kit FX User Manual Download Page 29

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2. User Manual

Input 1- 4

▪

4 colour-coded CV inputs. Range: ± 5V (above/
below clipped).

▪

Input Impedance: 150k

Ω

Inputs

Control

Outputs

Push button 1-11

▪

11 buttons to assign the 4 CV inputs into 11 desti-
nations.

11 CV Destinations

▪

Internal routing from the CV Interface inputs to 11
controllable parameters. The value of the routed
CV signal is added together with the value dialed
in with the potentiometer on the corresponding
effects block.

BLUE PINK GREEN ORANGE

Summary of Contents for Field Kit FX

Page 1: ......

Page 2: ...2 The KOMA Elektronik Team...

Page 3: ...2 2 4 Digital Delay 13 2 2 5 Spring Reverb 16 2 2 5 1 Spring Tanks 18 2 2 5 2 Choosing a Tank 21 2 2 6 4 Channel VCA Mixer 24 2 2 7 CV Interface 28 2 2 8 Roll O Decks 30 2 2 8 1 4 Step Mini Sequencer...

Page 4: ...3 3 Effect Patches The Looper 51 3 4 Effect Patches Frequency Shifter 56 3 5 Basic Patches 60 3 6 Plug It In 68 3 7 CV Patches 73 3 8 Feedback Patches 82 3 9 Field Kit FX with the Field Kit 86 4 Frequ...

Page 5: ...l also get many tips on how to use the device The Glossary at the end of the manual explains some of the most important and commonly used terms which are underlined throughout the book For the hackers...

Page 6: ...eld Kit FX is an effect box which allows you to use several effects at the same time including reverb delay an envelope genera tor frequency shifter looper a bitcrusher a sample rate reducer and even...

Page 7: ...s With the Field Kit FX Looper you can loop your music up to 3 5 sec onds and create loops on top of each other overdubbing The hi fi looper can be controlled by the RGB loop button under the CV Inter...

Page 8: ...omething else Just press and hold the LOOP button while playing back the loop They will be mixed and saved together This has no limits so you can overdub as many times as you like Note that the length...

Page 9: ...sounding perfect for those industrial techno expeditions Plug any instrument into the Input jack of the Looper Frequency Shift er flip the switch to the SHIFT mode and play with the two controls for t...

Page 10: ...requency Shifter to enable ring modulation Fully counterclockwise the output of the effect only presents the lower sideband of the frequency shift er meaning the harmonics are reversed compared to the...

Page 11: ...re aliasing artifacts will appear and thus change the timbre of the output audio The Crush Control pot reduces the number of bits per sample of the loop and doing so introduces quantization noise to t...

Page 12: ...of the looper s state They do not become part of the recorded audio unless you also recorded the loop with these effects engaged This allows you to use the looper of the Field Kit FX in an armed stat...

Page 13: ...ring Reverb you can manually feed the signal into the delay path with the GAIN IN control With TIME you control the delay time The FBACK knob routes the delayed signal back into the input of the delay...

Page 14: ...k unity gain 0dB Fully CW 2x gain 6dB TIME Controls the delay time Range Fully CCW 30ms Fully CW 5 5s Longer delay times also gradually degrade the audio quality of the echoes and introduce additional...

Page 15: ...control Range 5V to 5V FBACK insert point Breaks the feedback path and allows processing of the echoes with external effects Use a stereo to 2 x mono insert cable to tap the signal Tip from Digital De...

Page 16: ...harmonic structure by playing around with the on board resonant low pass and band pass filters The Feedback section which is based on an analog VCA sends wet reverberated signal from the spring tank b...

Page 17: ...t ed signal comes out the Output Finally the FBACK control lets you send the reverberated signal back into the input filter Both the CUTOFF and FBACK can be controlled via the CV Interface giving your...

Page 18: ...uced reverberation effect When selecting a spring tank to use a careful examination to these properties should be taken Spring Tank Properties Commercially available spring tanks are most often specif...

Page 19: ...transmitting the sound changes the density of the perceived reverberation with early spring tanks having only one or two springs and the modern ones up to six On multi spring spring tanks the springs...

Page 20: ...re designed following a num ber of common circuit topologies In order for the chosen topology to work the input and output coils inside the spring tank should be either insulated or grounded depending...

Page 21: ...ed This corresponds to a spring tank of a type 8BB_C__ A tank of the men tioned type is included in the Field Kit FX Expansion Pack When you want to use a different tank make sure that its coupled as...

Page 22: ...ce inf dB 12 o clock unity gain 0dB Fully CW 2x gain 6dB CUTOFF Sets the cutoff frequency of the filter Range Fully CCW 10Hz Fully CW 10kHz CUTOFF CV Automated cutoff frequency control via external CV...

Page 23: ...he dialed cutoff setting and the type of spring tank used FBACK CV Automated Feedback control via external CV The CV is mixed with the value set with the Feedback control Range 5V 6dB to 5V 6dB Output...

Page 24: ...an INPUT a TONE control and a VOLUME control The TONE control serves as an overall tonal control over the specific channel It is set up as a tilt EQ with a center frequency of around 600Hz Turning th...

Page 25: ...tectors contact microphones etc It is configured to work exponentially giving more fine control over small amounts of gain Having the pot fully counterclockwise corresponds to unity gain and turning t...

Page 26: ...the signal connected to Channel 4 Range Fully CCW unity gain 0dB 12 o clock 2x gain 6dB Fully CW boosts the highs 600Hz VOLUME Channel 1 4 Serves as a level control for the specific channel Range Full...

Page 27: ...nce with the two Volume controls Dry uneffected signal Wet effected signal 2 User Manual Outputs MASTER Overall level for the signals mixed together Range Fully CCW 0x gain silence inf dB 12 o clock u...

Page 28: ...y Time or Reverb Feedback To route a CV signal first connect a desired signal to one of the CV Interface inputs Each of the 11 destinations has an LED light and a little black push button above them W...

Page 29: ...sh button 1 11 11 buttons to assign the 4 CV inputs into 11 desti nations 11 CV Destinations Internal routing from the CV Interface inputs to 11 controllable parameters The value of the routed CV sign...

Page 30: ...erent parameters you can control Let s explore them in detail 2 2 8 1 The 4 Step Mini Sequencer In SEQ mode the Roll O Decks becomes a 4 step sequencer A sequencer is always a handy source to have aro...

Page 31: ...e a gate trigger or clock signal into it via the CV Interface the sequencer will move to the next step whenever there s a rising edge at the corresponding CV input Clock or gate signals work best for...

Page 32: ...ing clock or gate signal CV assigned and THRESH not fully CCW The sequence proceeds to the next step whenever the signal envelope crosses the threshold 4 Sequencer Potentiometers Each pot sets the CV...

Page 33: ...volume of a sound in time from a short click to a sound fading in and out as you please If no threshold is set THRESH fully CCW and there is no CV signal assigned the envelope is retriggered every ti...

Page 34: ...urning the THRESH potentiometer Fig 6 Fig 6 2 User Manual Inputs Control Outputs CV signal from the CV interface Threshold Potentiometer No CV in Dictates the duration of the envelope CV in and THRESH...

Page 35: ...evel and the cutoff frequency set manual ly by the CUTOFF potentiometer but will not go lower than that In other words set the Cutoff manually with the potentiometer to the desired lowest value and us...

Page 36: ...ting Here we are going to cover everything you need to know about using the Field Kit FX in a Eurorack system 2 2 9 Field Kit FX In A Eurorack System 2 2 9 2 Panel and Connecting to Eurorack To use th...

Page 37: ...he hardware like potentiometers knobs and jack The lower board contains all of the circuitry For changing the power source you have to separate the two boards They are connected with 6 connectors You...

Page 38: ...ly in order to work with your power input If you want to power your Field Kit FX via the 9VDC input in the back of the unit ALL three jumpers must sit in the lower position 2 User Manual If you are po...

Page 39: ...s This is how you upload the updated code to this device There is a USB port hidden behind the front panel that will allow reflashing the micro controller in the Field Kit FX Just unscrew the front pa...

Page 40: ...ER Mixer Section at once for about 3 seconds The Field Kit FX will switch to the Input Gain Setting Menu The LED Bar which is usually used to display the active CV routing will show the amplitude of t...

Page 41: ...annel 1 of the VCA Mixer Digital Delay Output Channel 2 of the VCA Mixer Master Out Main Output Set Delay TIME short to medium and FBACK all the way down Control the dry wet balance with VCA Mixer Cha...

Page 42: ...the VCA Mixer Digital Delay Output Channel 2 of the VCA Mixer Master Out Main Output Set the Delay s TIME to short and FBACK all the way to down Mix you dry and wet signal together with the VCA Mixer...

Page 43: ...aster Out Main Output Set your Delay s TIME short increase FBACK Mix the original and effected signal together and you ll end up with a comb filtering effect as the delayed signal sums with the origin...

Page 44: ...Input Channel 1 of the VCA Mixer Digital Delay Output Channel 2 of the VCA Mixer Master Out Main Output Raise the Delay s TIME over 12 o clock and raise the amount of FBACK Treat yourself and dive in...

Page 45: ...the Digital Delay with short bursts of sound Set your Delay s TIME short and crank up the FBACK The Digital Delay will now function as a Karplus Strong type string synthesis Very pleasing Control the...

Page 46: ...Connect the spring tank Audio Signal Spring Reverb Input Spring Reverb Input Channel 1 of the VCA Mixer Spring Reverb Output Channel 2 of the VCA Mixer Master Out Main Output Set the Filter into LP M...

Page 47: ...el 1 of the VCA Mixer Spring Reverb Output Channel 2 of the VCA Mixer Master Out Main Output Set the Filter into BP Mode Raise the CUTOFF around the mid range and set the FBACK down The filter will cu...

Page 48: ...ing Reverb Input Channel 1 of the VCA Mixer Spring Reverb Output Channel 2 of the VCA Mixer Master Out Main Output Set the Filter into LP Mode Turn the CUTOFF all the way clockwise to let the full aud...

Page 49: ...ing Reverb Output Channel 2 of the VCA Mixer Master Out Main Output Set the Filter into either LP or BP Mode Crank up the FBACK over 12 o clock to lenghten the reverb tail by feeding back a portion of...

Page 50: ...ring Reverb Output Channel 2 of the VCA Mixer Master Out Main Output Set the Filter into either LP or BP Mode Crank up the FBACK past 3PM to drive the Spring Reverb into self oscillation Set the CUTOF...

Page 51: ...samplers Audio Signal Looper Input Looper Input Channel 1 of the VCA Mixer Looper Output Channel 2 of the VCA Mixer Master Out Main Output Set the LOOP SHIFT switch to LOOP position Set the SRR around...

Page 52: ...tput Channel 2 of the VCA Mixer Master Out Main Output Set the LOOP SHIFT switch to LOOP position Set the SRR over 3PM to complete break the transients of your in put sound and let the aliased higher...

Page 53: ...er Input Channel 1 of the VCA Mixer Looper Output Channel 2 of the VCA Mixer Master Out Main Output Set the LOOP SHIFT switch to LOOP position Set the CRUSH around 12 o clock to enhance the high frequ...

Page 54: ...r Input Channel 1 of the VCA Mixer Looper Output Channel 2 of the VCA Mixer Master Out Main Output Set the LOOP SHIFT switch to LOOP position Set the CRUSH over 12 o clock to destroy your input sound...

Page 55: ...per Input Channel 1 of the VCA Mixer Looper Output Channel 2 of the VCA Mixer Master Out Main Output Set the LOOP SHIFT switch to LOOP position Crank up both SSR and CRUSH and Well you know what s gon...

Page 56: ...Down Audio Signal Frequency Shifter Input Frequency Shifter Input Channel 1 of the VCA Mixer Frequency Shifter Output Channel 2 of the VCA Mixer Master Out Main Output Set the LOOP SHIFT switch to SHI...

Page 57: ...requency Shifter Output Channel 2 of the VCA Mixer Master Out Main Output Set the LOOP SHIFT switch to SHIFT position Turn the AMOUNT pot CW from 12 o clock and set CONTROL all the way CCW to shift th...

Page 58: ...nnel 1 of the VCA Mixer Frequency Shifter Output Channel 2 of the VCA Mixer Master Out Main Output Set the LOOP SHIFT switch to SHIFT position Turn the AMOUNT pot away from 12 o clock and turn up CONT...

Page 59: ...Shifter Output Channel 2 of the VCA Mixer Master Out Main Output Roll O Decks Output Channel 1 CV Interface Set the LOOP SHIFT switch to SHIFT position Roll O Decks SEQ mode Modulate the shift AMOUNT...

Page 60: ...iny microphone or turning the right knob can make a lot of noise Patch 20 Basic Spring Reverb Configuration Audio signal Spring Reverb Input Spring Reverb TO Spring tank IN Spring tank OUT Spring Reve...

Page 61: ...Microphone The Channel 4 of the VCA Mixer Turbo channel packs a lot of gain so you can amplify delicate sounds Contact Microphone Turbo Channel VCA Mixer Channel 4 Master Out Main Output Set the amoun...

Page 62: ...e loops with the Looper Audio Signal Looper Input Looper Output Main Output Set the LOOP SHIFT switch to LOOP position Pressing the LOOP button will create loops allowing you to overlay sounds create...

Page 63: ...3 DisThor Use the VCA Mixer Channel 4 as a distortion effect Audio Signal VCA Mixer Channel 4 Turbo Channel Master Out Main Output Crank up the GAIN to overdrive the VCA Mixer and use Channel 4 as a d...

Page 64: ...ntrol to tilt the spectrum of the delay effect Audio Signal Digital Delay Input Digital Delay Output VCA Mixer Channel 1 Master Out Main Output The TONE control of VCA Mixer Channel 1 gives you the po...

Page 65: ...ectrum of the reverb effect Connect the spring tank Audio Signal the Spring Reverb Input Spring Reverb Output VCA Mixer Channel 1 Master Out Main Output The TONE control of VCA Mixer Channel 1 gives y...

Page 66: ...onnect the spring tank Audio Signal Digital Delay Input Digital Delay Input VCA Mixer Channel 1 Digital Delay Output Spring Reverb Input Spring Reverb Output VCA Mixer Channel 2 Master Out Main Output...

Page 67: ...tomation Use the CV Interface to automate the effect parameters with external CV CV Source CV Interface Channel 1 Route the CV Source to your desired destination using the CV Inter face In the example...

Page 68: ...Mixer Channel 1 VCA Mixer Channel 1 Looper Digital Delay and Spring Reverb hint use stackable cables multiples splitter cables etc Effect Outputs VCA Mixer Channels 2 3 and 4 Master Out Main Output V...

Page 69: ...t Digital Delay Input Digital Delay Output Spring Reverb Input Spring Reverb Output VCA Mixer Channel 2 Master Out Main Output VCA Mixer Channel 2 now contains all of the effects mixed together while...

Page 70: ...he Dark Forest Master Output Looper Input Looper Output Multi Track Recording Device Fool around with different sound sources and effects settings make overlapping loops out of them and record the out...

Page 71: ...CV Source 2 CV Interface Channel 2 CV Source 3 CV Interface Channel 3 CV Source 4 CV Interface Channel 4 Route the 4 different CV sources to your desired destinations using the CV Interface In the ex...

Page 72: ...2 ex Synthesizer VCA Mixer Channel 2 Sound Source 3 ex Sampler VCA Mixer Channel 3 Sound Source 4 ex Microphone VCA Mixer Channel 4 Master Out Main Output Control the levels of the different sound sou...

Page 73: ...ulate amplitudes and even create oscillators Patch 33 Basic VCA Cofigure the VCA Mixer to work as a basic VCA Audio Signal VCA Mixer Channel 1 Roll O Decks Output CV Interface Channel 1 Master Out Mai...

Page 74: ...udio Signal VCA Mixer Channel 1 Roll O Decks Output CV Interface Channel 1 Master Digital Delay Input Digital Delay Output Main Output Roll O Decks either SEQ or ENV mode Automate the Volume of VCA Mi...

Page 75: ...Signal VCA Mixer Channel 1 Roll O Decks Output CV Interface Channel 1 Master Spring Reverb Input Spring Reverb Output Main Output Roll O Decks either SEQ or ENV mode Automate the Volume of VCA Mixer C...

Page 76: ...Digital Delay Input Digital Delay Output VCA Mixer Channel 2 Roll O Decks Output CV Interface Channel 1 Master Out Main Output Roll O Decks either SEQ or ENV mode Automate the Volume of VCA Mixer Cha...

Page 77: ...pring Reverb Input Spring Reverb Output VCA Mixer Channel 2 Roll O Decks Output CV Interface Channel 1 Master Out Main Output Roll O Decks either SEQ or ENV mode Automate the Volume of VCA Mixer Chann...

Page 78: ...ift the reverb tail Connect the spring tank Audio signal Spring Reverb Input Spring Reverb Output Looper Frequency Shifter Input Looper Frequency Shifter Output Main Output Set the LOOP SHIFT switch t...

Page 79: ...n SEQ mode CV Source CV Interface Channel 1 Roll O Decks Output Voltage Sequence Roll O Decks SEQ mode Assign the CV Interface Channel 1 to THRESH Depending on the THRESH setting the sequencer will ad...

Page 80: ...in ENV mode CV Source CV Interface Channel 1 Roll O Decks Output Envelope Output Roll O Decks ENV mode Assign the CV Interface Channel 1 to THRESH Depending on the THRESH setting the envelope will tr...

Page 81: ...Output VCA Mixer Channel 1 Master Output Main Output Roll O Decks SEQ mode Assign the CV Interface Channel 1 to THRESH The external CV will make the Roll O Decks advance steps in audio rate thus turn...

Page 82: ...path for further processing Audio Signal Digital Delay Input Insert Cable FBACK Digital Delay Output Main Output By plugging an insert cable into the FBACK jack the feed back path of the Digital Delay...

Page 83: ...eat by a set amount with this patch Start with Patch 42 FBACK tip Frequency Shifter Input Frequency Shifter Ouptut FBACK ring Set the LOOP SHIFT switch to SHIFT position Shift the repeats with Frequen...

Page 84: ...the metallic primitive oscillator Digital Delay Output VCA Mixer Channel 1 Roll O Decks Output CV Interface Channel 1 Master Out Main Output Roll O Decks SEQ mode Turn the Delay s FBACK fully CW so i...

Page 85: ...the Metallizer by using the Frequency Shifter Start with Patch 44 FBACK tip Frequency Shifter Input Frequency Shifter Ouptut FBACK ring Set the LOOP SHIFT switch to SHIFT position Adjusting the AMOUN...

Page 86: ...CV Interface Channel 1 Field Kit Envelope Follower CV Interface Channel 2 Field Kit Digital Signal Interface Ramp Out CV Interface Channel 3 Field Kit Analog Signal Interface Out CV Interface Channel...

Page 87: ...l 1 Parallel Effects Follow Patch 28 Series Effects Follow Patch 29 Depicted below Field Kit FX Master Out Field Kit Mixer Channel 4 Field Kit Master Out Main Output Control the mixdown of the effects...

Page 88: ...Source 2 Field Kit Mixer Channel 2 Signal Source 3 Field Kit Mixer Channel 3 Signal Source 4 Field Kit Mixer Channel 4 Field Kit Master Out Field Kit FX VCA Mixer Input 1 Field Kit FX Master Out Main...

Page 89: ...TRIG Input Solenoid DC Interface Driver Spring Reverb Output Channel 1 VCA Mixer Input Field Kit FX Master Out Main Output Roll O Decks SEQ mode Field Kit DC Interface in Pulse mode Adjust the Roll O...

Page 90: ...ank before it goes back into the Field Kit FX using an electromagnetic pickup coil and a contact microphone The spring tank send and return coils are good sources for electromagnetic waves to be picke...

Page 91: ...its wooden box with the lid on are 20 0 x 13 0 x 5 2 cm 7 9 x 5 1 x 2 0 The avail able Eurorack panel is 36HP wide Are the inputs mono or do they accept a stereo signal All of the inputs on the Field...

Page 92: ...s defects that KOMA Elektronik determines are no fault of the user Returning your product PLEASE DO NOT SHIP US SOMETHING UNSOLICITED ONLY SHIP AFTER RECEIVING A RMA NUMBER You must obtain prior appro...

Page 93: ...KOMA Elektronik GmbH is a subsidiary company of KOMA Elektronik B V Managing Director Christian Zollner Wouter Jaspers Registered Office Berlin Germany Court of Registration Amtgericht Berlin Charlot...

Page 94: ...of a filter describes the frequency at which the system starts to attenuate the signal For example if you have the CF of a Highpasss Filter set to 1kHz it will attenuate all signals below 1kHz while...

Page 95: ...on types of filters The low pass filter lets low frequencies through and attenuates high frequencies determined by its cutoff fre quency The hi pass filter lets high frequencies through while attenuat...

Page 96: ...e like frequency components in the reconstructed signal Tilt EQ A tilt equalizer is a form of equalizer used for emphasizing one end of the frequency spectrum of a signal while attenuating the other T...

Page 97: ...100 9 Patch Sheets...

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