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Prism II

Stereo Filter-Pad

User Guide

Summary of Contents for Prism II

Page 1: ...Prism II Stereo Filter Pad User Guide ...

Page 2: ...trol 12 Working with the Config File 13 Fine Tuning via USB 13 Introduction 13 General Settings 13 Firmware Version Rules 13 BEAT Switch Settings 14 Program Switching Settings 14 EXT TAP External Parameter Control Settings 14 MIDI Config 15 Favorite Preset Control Settings 15 Patch Settings 15 Patch Position in Banks 15 Input and Output Level Settings 16 Additive Synthesis Section 16 Filter Blocks...

Page 3: ...ng the pedal with a mono signal source use that input exclusively Connect the signal source to the LEFT IN input then connect the LEFT OUT output to the signal receiver Using RIGHT IN in mono setups is not recommended MONO TO STEREO In order to convert a mono signal to stereo connect the signal source to LEFT IN the main input jack then connect LEFT OUT and RIGHT OUT to the signal receiver The dry...

Page 4: ...to go all the way from slight signal coloration to huge pad like tails The MIX knob controls wet signal volume The Prism II was designed as a send effect where the processed signal is mixed in with the dry one however you can use the Kill Dry mode to exclude the dry signal from the output In Kill Dry mode the MIX knob controls output volume The MODE switch selects the algorithm patch For a detaile...

Page 5: ...e 0 2 2s range In tap tempo mode scaling the tempo this way lets you access tempos that are inconvenient to tap in The available division multiplication range is 2x to 32x Turn the knob CCW to slow the LFO rate down divide or CW to speed it up multiply While turning the STEREO knob to control stereo width The knob s main function is to offset LFO phase in one of the channels Offset depth varies fr...

Page 6: ...is mode is highly recommended when using the Prism II as an insert effect where only the wet signal is needed or in external wet dry mixing setups The bypass mode is displayed upon selection and upon power up The LED above the ON footswitch flashes five times in one of the following colors Red No tails mode Blue Tails mode White Kill Dry with tails mode ON HOLD LED The ON HOLD LED has five functio...

Page 7: ...ilter interactions can result in numerous sonic flavors ranging from classic wah sounds to complex notch filtering and even phasing Since each of the two channels has its own set of four filters the Prism II has a very broad sonic palette After the two filter blocks the signal goes into the modulation section The mod section has its own LFO which runs independently from the main rate settings This...

Page 8: ...FO MAIN triangle wave rate is set via the RATE knob or TAP footswitch This LFO controls the overall movement but can be altered by LFO2 and LFO3 as well as by the LFO COMMON settings This LFO s phase is reset when you turn on the effect and press the TAP footswitch LFO2 sine wave rate and amplitude are set via the config file this LFO has no physical controls This wave is summed with LFO MAIN addi...

Page 9: ...he Prism 9 Some of the algorithms have a similar character to the original ones but their functionality has been greatly improved Blue Bank The ON LED glows blue MODE switch position UP Synthation Flow The Prism at its finest This patch pays homage to Michael Garrison particularly to his Images album which still sounds amazing 35 years since its release Finally this kind of sound is available in a...

Page 10: ...h the pre and post reverb filter blocks are still used The reverb is turned down a bit to highlight the stepping sequence in the filter mod Magenta Bank The ON LED glows magenta MODE switch position UP MEOW The name speaks for itself this patch can meow like a clowder of cats The frequencies highlighted by the filters have different LFO depths This algorithm combines long reverb decay with soft sp...

Page 11: ...Favorite preset press and hold the TAP footswitch and the ON footswitch simultaneously for 3 seconds The preset will be recorded into the pedal s internal memory and the ON LED will light up in green To recall or exit the Favorite preset briefly press the ON footswitch twice If the ON LED is glowing green the Favorite preset is active If the Favorite preset has been recalled but the pedal is bypas...

Page 12: ...te preset control Use a passive controller a quick tap on a normally open button or an S trigger signal to recall or exit the Favorite preset To record a new Favorite preset send an active Gate signal into the pedal or hold down the external controller for over 3 seconds In order to sync LFO phase with the tempo of the song make sure to press the ON footswitch on time When the pedal is engaged LFO...

Page 13: ...ou can also configure your system to open SET files with your text editor of choice The PRISM2 SET file is a set of configurations which the pedal accepts to edit the sound processing programs We recommend editing the config file to users with at least a basic programming background While editing the PRISM2 SET file can go wrong by entering improper values or erasing vital data for instance no har...

Page 14: ...e pedal to be used both with passive and active external clock sources Choose the value for this parameter according to your needs 0 Use this value if you only want to use the pedal with a passive external controller a normally open momentary button With this setting the EXT TAP signal has the exact same functions as the TAP footswitch 1 Use this value if you plan to use an S trigger short circuit...

Page 15: ...ff Set the GLOBAL_FAV_OFF parameter s value accordingly 0 The Favorite preset is accessible 1 The Favorite preset is inactive it also cannot be recalled via an external controller connected to the EXT TAP input Patch Settings Patch Position in Banks Patch number PATCH 0 By changing the value from 0 to 11 you can assign the patch to a position in the preset table When editing the config file make s...

Page 16: ... mix Signal mixing block MIX_OCTDN_VOL 1 0 MIX_QUINT_VOL 0 8 MIX_OCT_VOL 1 0 MIX_CLEAN_VOL 0 4 The parameters in this block control the volumes of the dry signal and the generated ones MIX_OCTDN_VOL for the lower octave MIX_QUINT_VOL for the fifth MIX_OCT_VOL for the upper octave and MIX_CLEAN_VOL for the dry signal The recommended value range for each of these parameters is 0 0 removed from the m...

Page 17: ...g with the rest F1_Q controls the filter s resonant peak The value range is 0 001 to 1 0 The lower the value the higher the peak 3dB at 0 75 6dB at 0 5 11dB at 0 25 16dB at 0 125 It is recommended to keep this value over 0 08 The pedal has four resonant filter sections You can turn each one on and off independently as well as set individual parameters for each of the filters Experiment away Modula...

Page 18: ...ame way as for the IN_GAIN parameter RV_kDK controls feedback depth The higher the value is the quicker the reverb will go into self oscillation The range is 0 0 to 2 0 however we recommend always starting at 1 0 and tweaking the value to taste You can also pass negative values to this parameter in order to invert the phase of the signal This parameter determines the max decay value for the REVERB...

Page 19: ...HASE_R determines the phase of LFO_MAIN in the right channel The value range is 0 0 to 359 0 degrees LFO2 parameters LFO2_RATE 0 1 LFO2_AMP 0 1 LFO2_PHASE_L 0 0 LFO2_PHASE_R 180 0 LFO2_RATE sets LFO2 rate This parameter has no physical controls The value range is 0 005 to 4000Hz LFO2_AMP sets LFO2 amplitude which is then summed with LFO_MAIN The value range is 0 0 to 1 0 LFO2_PHASE_L determines th...

Page 20: ...file Simply delete the unwanted config file from the AFXSETUP folder and the pedal will go back to factory settings MIDI Config The stability of MIDI Clock messages depends on the source which may or may not be perfect particularly when Clock and CC messages are transmitted simultaneously For best performance the interval between two consecutive messages should be set accordingly We recommend sett...

Page 21: ...p 3 Open the PRISM 2 drive and delete the AFXSETUP folder remove it from the bin too NB If you need to save a previously edited config file save it to a different destination on your computer before deleting the AFXSETUP folder 4 Copy the update file p2update bin to the root folder of the PRISM 2 drive NB Do not rename the update file 5 After the files have been copied safely eject the PRISM 2 dri...

Page 22: ...ance LEFT OUT is the main mono output EXT TAP 6 3mm normally open momentary button MIDI Type A or 5V analog trigger S trig V trig with up to a 2 second interval between two consecutive signals Power 2 1 5 5mm negative tip The pedal can t be battery powered Use a regulated PSU only 9V DC 150mA 12V DC 100mA Dimensions LхWхH 110х104х56mm 4 3x4 1x2 2 Weight 350g 0 77lbs ...

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