User Guide 1.3
Contents
1. you to sequence the Grenadier from a computer music workstation The housing is built from tough steel and has a built in roll cage to protect the control surface POWER SOU AnAC adapter is required to use the Grendel RA 9 Grenadier There is no internal battery The unit is on whenever power is applied There is no power switch The Grenadier uses very little power less than the AC adapter itself To save electricity it is wise to unplug the AC adapter when the unit is notin use Aregulated 9VDC tip positive AC adapter is supplied with the unit The Grenadier is flexible with regard to its DC power source Nearly any adapter can be used that is rated for 7 5 volts to 12 volts output and has a 2 1mm center pin connector s Itis OK to use tip positive or tip negative power source s It is OK to use a daisy chain cable to power the Grenadier from a 9V adapter that is shared with other FX Don t connect an unregulated adapter that is rated for more than 500 mA If its large and heavy avoid it Don t connect an adapter that is rated for more than 12 volts output TEMPERATURE RESTRICTIONS FRAGILE PROTECT FROM IMPACT Operating outside temperature range of 60 90 F 16 32 C may affect Never drop unit onto hard surface Package carefully with bubble wrap performance For indoor use Avoid moisture and high humidity when shipping don t use newspaper or foam peanuts Credits Eric Archer hardware and graphics Nathan W2. at 12 o clock Patching a CV source toALPHAIN or BETAIN will modulate the filterbank The full range of control is 0 5 volts External LFOs with bipolar output may not behave as expected The DRIVE knob mainly affects the low frequency qualities of the signal If the RESO switch is on self oscillation will occur when DRIVE is set to maximum position The self oscillation is accompanied by overdrive distortion in the filterbank The volume level can increase significantly when self oscillation sets in The filterbank can process external audio via the EXT IN patch point For this purpose cancel the internal VCO by plugging a dummy cable into OSC OUT Use the PAD 20cB switch if the external signal overdrives the filterbank such as from a modular VCO or 4dBu mixing desk line output Note that the filterbank is not designed for full cutoff hi pass or low pass Instead it is designed to emphasize low and mid frequencies in a way similar to a vowel formant filter Therefore setting the FILTER knob to its extremes will still allow some sound through 6 Grendel RA 9 Grenadier User Guide 1 3 IUU O AW Ns GATE SYNC LFO 7 X FREELFO TORO RATE SYMMETRY DEPTH OUT anw MAA 2 5v om 6 YE LFO 0 5 VOLTS So REPEAT PROG R YO O O Se X 0 10 ENVELOPE ENVELOPE TIME DEPTH FADE Vas ENVELOPE TO VCA f A VCA ALWAYS ON etn Pe PITCH ENV mO kepe 2
3. the Grenadier s TUNE and VCO trimmers Locate a digital volt meter DMM with 3 5 digits precision or better Connect the DMM to the Grenadier s CV OUT patch point You can use a pair of alligator clips to make connection between the DMM s test probes and a patch cable Connect the patch cable s tip to the DMM s red probe and the patch cable sleeve to the black probe Turn DRONE on All other switches should be off including PITCH ENV Set LFO DEPTH to zero 12 o clock The Grenadier should be sounding a steady tone without modulation Give the Grenadier s TUNE and VCO trimmers some exercise for cleaning purposes Do this by rotating them from one end to the other two or three times These are single turn trimmers Procedure 1 2 Sound A440 reference with the pitch piper or tuner Press the Il key and set the knob above it so the DMM reads 2 270 volts DC Adjust the TUNE trimmer so the Grenadier s pitch sounds exactly 2 octaves below the reference Press the IV key and set the knob above it so the DMM reads 4 270 volts DC Adjust the VCO trimmer so the Grenadier s pitch matches the reference As further verification you can set the I key to 1 270 volts and the Ill key to 3 270 volts Now all four keys I II III IV should play a sequence of ascending octaves in tune with the reference Note that at 2 270 volts the VCO s pitch is independent of the VCO trimmer setting Final adjustment 7 Use a MIDI key
4. 5 2015 Rare Waves LLC rarewaves net The LFO modulates the filterbank and also serves as the clock source for the Grenadier s sequencer The LFO offers triangle and square wave output Activate the LFO WAVE switch to select square wave An LED flashes in time with the LFO The LFO frequency range is approximately 0 05 Hz to 60 Hz The TRIG switch can make it appear that the LFO cycles are synchronized with the tempo of the music s When the TRIG switch is off the LFO runs freely When the TRIG switch is on the LFO is reset when the keypad is pressed or when the GATE IN patch is active The SYMMETRY knob affects the LFO s triangle wave by varying its ratio of rise time to fall time It also affects the duty cycle of the square wave in the range of 20 to 80 The normal position of the SYMMETRY knob is 12 o clock This control also has a slight effect on the LFO frequency The LFO DEPTH knob is used to modulate the filterbank It is a bipolar control To cancel LFO modulations the LFO DEPTH knob should be set near 12 o clock Listen carefully the exact position for zero modulation can be tricky to find and may not correspond perfectly with the indicator at 12 o clock LFO DEPTH works in conjunction with the BETA knob affecting the filterbank the same as if you were manually turning the BETAknob The LFO s waveform is available at the LFO OUT patch point Its voltage range is approximately 1 4 volts The LFO OUT patch p
5. ETA DRIVE ALPHA BETA HO O FILTERBANK CV 0 5V X MORE BASS SELF OSC 7 X LESS BASS LIGHTER TONE EXT IN EXTERNAL AUDIO INPUT 2015 Rare Waves LLC rarewaves net ANALOG SEQUENCER STEPPED BY TRIGGER LOOP The Grenadier s programmable sequencer generates trigger pulses in a 32 step 2 bar endless loop To step the analog sequencer with the trigger loop SEQ and PROG switches To trigger the envelope generator with the trigger loop activate the REPEAT and PROG switches The sequencer is controlled by the PROG and PROG X buttons The LED between the buttons flashes to visually indicate the programmed pattern Set the LFO or external clock for a 16th note tempo Ifthe LFO is very slow or if there is no valid clock signal patched to CLK IN the sequencer will appear inoperable Erase the old sequence by pressing and holding PROG X while tapping PROG Add trigger events to the loop by tapping rhythmically on the PROG button After 2 bars or 32 clock cycles the LED will begin flashing the recorded pattern It is quantized to match the clock In other words you can t program notes faster than the clock rate tis not possible to change the loop length Erase unwanted trigger events by pushing PROG X over the event as it comes around You can erase a longer portion of the sequence by holding down the PROG X button like an eraser Press and hold PROG while tapping PROG X to make the sequence
6. an be patched to CLK IN This is normally a square wave signal at 16th note intervals DIN SYNC is not supported unless you use a DIN SYNC to clock converter The OSC OUT and EXT IN patch points can be used as an effects insert point or to mix in external audio for processing through the Grenadier s filter Inserting a patch cord into OSC OUT cancels the connection of the VCO to filterbank The signal levels of OSC OUT and EXT IN are compatible with FX pedals portable audio players and 10dBu consumer equipment In some cases you will need to add gain to the signal with external equipment The PAD 20dB switch is an attenuator for the EXT IN jack Activate the pad if unwanted distortion is heard when processing external audio Using an external preamp or buffer pedal is suggested when connecting guitar or bass guitar to EXT IN maos OR ER MAIN OUT SEQUENCER amp KEYPAD f lt 7 d eee e ENVELOPE ih post ENVELOPE DEPTH GENERATOR Sain ed ne 9 Grendel RA 9 Grenadier User Guide 1 3 x VCO Tuning Method 1 Using a voltmeter and A440 reference This is a fast and accurate way to tune the VCO It requires a digital voltmeter and a pitch pipe or tuner with A440 tone output SEQ DRONE FADE REPEAT PROG 0 6 0 OO vco SET TO 440 HZ 2015 Rare Waves LLC rarewaves net Getting ready Power on the Grenadier for 30 minutes before beginning the procedure Locate a small screwdriver suitable for adjusting
7. board to control the Grenadier by patching your MIDI CV converter to the Grenadier s CV and Gate inputs Play a pitch of A on the MIDI keyboard Listen to the Grenadier s audio and adjust its TUNE trimmer so it sounds in tune with the reference pitch Now your Grenadier will play in tune with a synthesizer ensemble controlled by your MIDI workstation and MIDI CV converter You may need to octave transpose MIDI parts from your existing compositions so they will sound correct on the Grenadier 10 Grendel RA 9 Grenadier User Guide 1 3 x VCO Tuning Method 2 Using a MIDI CV converter and MIDI keyboard This is the quick and dirty method of tuning the VCO The accuracy ofits results are limited by your pitch perception and monitoring environment Getting ready SEQ DRONE FADE REPEAT PROG e Power on the Grenadier for 15 minutes before beginning the procedure Nas O 8 5 O O O e Locate a small screwdriver suitable for adjusting the Grenadier s TUNE and VCO trimmers EET Saou Turn DRONE on All other switches should be off including PITCH ENV Set LFO DEPTH to CONVERTER zero 12 o clock The Grenadier should be sounding a steady tone without modulation e Connect your MIDI CV converter to the Grenadier s CV IN and GATE IN Connect a MIDI keyboard or workstation to the converter Procedure 1 Pick two notes one octave apart on the MIDI keyboard Use the middle of its pitch range Play these notes alternately while
8. e with envelope filter effects SEQ DRONE FADE REPEAT PROG O pa Programmed rhythm with fading notes CX LEN Fading notes are triggered in a rhythmic pattern Press PROG to add events and use PROG X to erase events Play the keypad to make pitch transitions Activate PITCH ENV for bass drops and sound effects SEQ DRONE FADE REPEAT PROG Ny NY NU Vv Ms s Four note melodic sequence with programmed rhythm PX EN EN oN FN Fading notes are played in rhythm changing pitch as the sequencer steps l ll Ill IV in an endless cycle 2015 Rare Waves LLC 3 Grendel RA 9 Grenadier rarewaves net User Guide 1 3 Table 1 Reference information for switchable functions OFF ON 7 X Keypad behaves like a keyboard Analog sequencer steps once per trigger SER Manual real time performance event endless cycle l Il Ill IV DRONE Gate controls VCO output VCO always on FADE VCA always on no fade out Envelope controls VCA fade out REPEAT Keypad Gate In triggers envelope Sequencer triggers envelope lng mnggar event er Wo A Programmable trigger loop engaged PROG steady 1 8 notes g 99 p engag TRIG LFO runs freely LFO restarts at the beginning of each note LFO generates triangle wave LFO generates square pulse wave LFO WAVE variable symmetry variable pulse width WAVE VCO generates triangle wave VCO generates square wave XMOD Normal tone Filterbank modulated by VCO Filterbank hig
9. er OV 2V no limiter Limiter is engaged when input exceeds working voltage range Grendel RA 9 Grenadier AC adapter 7 5 12 VDC 100mA nominal Accepts tip negative or tip positive Internal voltage regulator self resetting fuse NO 1 4 mono 10 dBu Analog surface mount Subtractive synthesis all analog 1 Voice monophonic 1xVCO 1xVC LFO 1xDecayEG 1xFilterbank 3 BPF 1xVCA Sequencer Keypad 14 rotary knobs 12 switches 6 buttons YES NO NO 14 total 1 8 3 5mm mono phone plug 1 volt octave OV off 5V on 0 5 volts 150 ohm limiter for input outside working voltage range 11 5 W x 4 D x 2 5 H 29x 10 x 6 3 cm 1lb 15 oz 0 875 kg Assembled in USA 13 Grendel RA 9 Grenadier User Guide 1 3 For technical inquiries and service information Service RareWaves net Rare Waer 2015 Rare Waves LLC 14 Grendel RA 9 Grenadier rarewaves net User Guide 1 3
10. geendel em i A LFO TUNE PITCH ENV DCV R SGE MAIN OUT F A A ee OC Ge m N IN w Le REPEAT F L y AS TE E pine ec oY a apa O x T WAVE XMOD RESO S o 6 o o 4 a 0 10 5 5 1 cant 4 l 4 ENVELOPE ENVELOPE ALPHA O O QO O TIME DEPTH E E e SV 0 P o 5 0 P Wl TRIG 90 WAVE en Vtg VTU wy Bc ARR W AAR Y PE Sas eae 2 5 ea e 7 ORATORS TNS RZ E s vS T Y aw 4 Vl 20 80 5 5 B 5 0 109 0 CFO PROG X SYMMETRY DEPTH BETA DRIVE VOLUME in Rare waver 2015 Rare Waves LLC Grendel RA 9 Grenadier rarewaves net User Guide 1 3 The Grendel RA 9 Grenadier is a monophonic true analog synthesizer with CV Gate control and a built in keypad for manual play It was designed to seek a balance between simple controls and maximum flexibility while adhering to a strict knob per function layout Fourteen patch points multiply the creative possibilities for sound manipulation via interconnection with other analog equipment The Grenadier offers a unique filterbank with three voltage controlled filters in parallel It can produce a wider range of midrange and low frequency timbres than one filter alone Vowel effects are possible A built in sequencer can be activated for minimal melodic and rhythmic lines Connecting a MIDI CV converter not included allows
11. gives better low frequency output with staccato sequences Activate the DRONE switch to hold GATE on for continuous sound When DRONE is on the VCO continues to produce tone regardless of the GATE IN and keypad buttons Also turn off FADE for endless drones The VCO follows the 1 v oct standard It responds to CV input in the range of 0 5 volts Voltages outside this range are ignored The scale response can be trimmed with the VCO trimmer Insert a small flat or Phillips screwdriver through the opening It is a single turn type trimmer Fine tuning the VCO is possible with the TUNE trimmer Insert a small flat or Phillips screwdriver to adjust TUNE Itis a single turn type trimmer The fine tuning range is slightly greater than one octave Adjusting this control is recommended when using a MIDI CV converter This will allow you to put the Grenadier in tune with other synthesizers in your system The keypad is active when the SEQ switch is off The Grenadier s keypad can be played in real time like the keys ona keyboard This makes it easy to experiment with phrases and jam along with a beat The keys are numbered l Il Ill IV Above each key is a knob that sets its pitch You can adjust these knobs to tune the keys to notes from a scale that fits your composition The keypad remembers the last key that was pressed and the VCO will continue to sound that pitch if the DRONE switch is on orif GATE IN is active The CV OUT patch point sends a
12. h resonance and self RESO Normal tone oscillation when DRIVE knob 10 PITCH ENV Normal tone VCO pitch bend by envelope Normal external audio level High level external audio input nala Best for portable music players Best for modular systems and pro audio 2015 Rare Waves LLC 4 Grendel RA 9 Grenadier rarewaves net User Guide 1 3 TUU O 0 5 VOLTS 1v oct 5 VOLTS VCO ON SYNC 0 VOLTS VCO OFF VCO ALWAYS ON GATED VCO O 1V OCT ADJUST TUNE FINE TUNE SEQ KEYPAD ACTIVE E H LAE LE O O o O O OOO CV GATE 0 5 VOLTS Ns SEQUENCER ACTIVE aN ANALOG SEQUENCER r gt I gt ll KILI PIV PROG SEQUENCER STEP PATTERN Ns PROGRAMMABLE LOOP 7 X STH NOTES 2015 Rare Waves LE The VCO offers triangle and square waveforms It covers a frequency range of approximately 20 500 Hz or 4 5 octaves Activate the WAVE switch to select the square wave The square wave output is pre filtered internally to emphasize low and upper mid frequencies The VCO s pitch is normally controlled by the tuning knobs I II III IV on the keypad Connecting a patch cable to CV IN overrides the keypad s control of the VCO However keypad activity will still be available at CV OUT and can be patched to control other functions The VCO responds directly to GATE When GATE is off the VCO is disabled silent The VCO is synced reset to reference phase by the GATE signal This
13. input to sequencer LEO GATE IN LFO CV IN Filterbank Brand Model Power Source Adapter Voltage Power Source Polarity Protection Battery Audio Output Output Line Level Technology Synthesis Topology Polyphony Functions Included Physical Controls CV Gate IN OUT MIDI IN OUT USB IN OUT Patch Points Patch Cable Type CV IN Format GATE IN Format Voltage Range All Inputs Outputs Input Output Protection Dimensions Mass minus power source Origin 2015 Rare Waves LLC rarewaves net VCO frequency control voltage input VCO gate input VCO enable VCO audio oscillator w aveform output Clock signal from LFO square pulse w ave Control voltage output from LFO tri pulse w ave LFO frequency control voltage input Control voltage input to Formant Processor Alpha parameter Control voltage input to Formant Processor Beta parameter External audio input to filterbank AC coupled MAIN OUT Master audio output 1 4 AC coupled Internal normal patch Working voltage 0 5V 0 V off 5 V on 0 V off 5 V on 0 V low 5 V hi 0 5V 0 V off 5 V on 2 5V 2 0V Working impedance Limiter impedance acts as thru of GATE IN normaled to CLK OUT normaled to keypad CV OUT normaled to keypad GATE OUT half normaled to VCF input 2 5V 2 0V 0 V low 5 V hi 2 5V 1 2V 0 45V acts as thru of CLOCK IN normaled to ENV OUT normaled to LFO OUT 150 Q 150 Q no limit
14. listening carefully to the Grenadier s pitch O 1V OCT ADJUST 2 Adjust the VCO trimmer so the Grenadier is sounding notes exactly one octave apart vco 3 Now play a repeating sequence of octave spaced notes over a wider range such as A A A A Listen carefully to the Grenadier s output and adjust the VCO trimmer carefully so it is playing true octaves Final adjustment 4 Set the MIDI keyboard to control another synthesizer which you know is already in tune TUNE FINE TUNE 5 Play middle C on the external synthesizer and sustain the note 6 Play middle C on the Grenadier and adjust its TUNE trimmer to match the pitch of the external synth Now your Grenadier should play in tune with an ensemble of instruments controlled by your MIDI workstation and MIDI CV converter You may need to octave transpose MIDI parts from your existing compositions so they will sound correct on the Grenadier 2015 Rare Waves LLC 11 Grendel RA 9 Grenadier rarewaves net User Guide 1 3 SEQ DRONE FADE REPEAT PROG 0 6 0 OO ce U voc TUNE SET TO 110 Hz O SETTO 440 HZ vco 2015 Rare Waves LL rarewaves ne C t VCO Tuning Method 3 Using a voltmeter MIDI CV converter and A 440 tone source This is a fast and accurate way to tune the VCO when you have a MIDI workstation and MIDI CV converter It requires a digital voltmeter and a tuner with A440 tone output The results will be in tune regardless of any 1V oc
15. mer so the Grenadier s pitch sounds exactly 2 octaves below A 440 Hz 6 On your MIDI controller now play the key that is located 2 octaves above the reference note 7 Adjust the VCO trimmer so the Grenadier s pitch is in unison with the A 440 tone Note that this procedure works because at 2 270 volts the VCO s pitch is independent of the VCO trimmer setting If you have a frequency counter in your modular setup you can skip listening to the A440 tone reference Connect OSC OUT to the frequency counter s input Use the frequency counter to find your target of 110 Hz at step 5 and 440 Hz in step 7 fast silent accurate tuning Final adjustment 8 Play an A note on your MIDI controller Compare the Grenadier s pitch to the A 440 tone 9 Adjust the TUNE trimmer so the Grenadier is playing a pitch of Ain unison or perfect octave interval If you practice this procedure several times it will become a painless and intuitive way to put the Grenadier in tune with your other instruments at the beginning of a session Hint If you remember the reference note for 2 270 volts output from your MIDI CV converter you can begin at step 3 next time and you won t need the voltmeter any more 12 Grendel RA 9 Grenadier User Guide 1 3 Table 2 Grenadier patch points technical data Block Name Description Sequencer Keypad and sequencer control voltage output Programmable trigger sequencer output GATE OUT Keypad gate output Clock
16. n FOH is far away 8 Grendel RA 9 Grenadier User Guide 1 3 LFO CV GATE CLK ALPHA BETA CV PAD 20dB ON E Diagram 1 Grenadier internal signal flow including patch points Open arrows gt indicate a connection that is broken when a plug is inserted LFO CVIN 2015 Rare Waves LL rarewaves ne C t CV OUT CV IN GATE ou GATE IN GRENADIER TRIGGER SEQUENCER The Grenadier has 14 patch points for connecting analog signals between its own modules another Grenadier MIDI CV converter or some Eurorack modules All ofthe Grenadier s patch points are designed to operate within a voltage range of 0 5 volts Voltages outside this range are limited by the internal protection circuitry Negative voltages have the same effect as 0 volts Voltages more positive than 5 volts are limited to 5 volts Never apply voltage above 15 or below 15 volts Never connect an external module s output to a Grenadier output The patch points are designed for 3 5mm 1 8 mono phone plugs such as Eurorack patch cords Shielded cable is not essential but may improve sound quality when patching audio to EXT IN All of the jacks on the top row are inputs All of the jacks on the bottom row are outputs Connect a MIDI CV converter to CV IN and GATE IN If there are auxiliary CV outputs such as mod wheel or expression try patching these to ALPHAIN BETAIN or LFO CV IN AMIDI CV converter s analog clock output c
17. nalog voltage corresponding to the active key The range of output is 0 5 volts The GATE OUT patch point is active whenever a key is pressed You can use the Grenadier s keypad to control another CV Gate synthesizer by patching CV OUT and GATE OUT toit When the SEQ switch is on the analog sequencer is active The LEDs above the keys I II III IV will cycle automatically in a loop from left to right The Grenadier s LFO supplies clock to the analog sequencer You can supply an external clock to the sequencer by connecting it to the CLK IN point Typically a 16th note square wave clock is recommended The external clock should be a 5 volt square wave 0 5 volts The sequencer steps on the rising edge The rhythm pattern of the analog sequencer is controlled by the PROG switch When PROG is off the sequencer will step once for every two clock transitions half time or 8th notes s When PROG is on the sequencer will step once for each trigger event in the programmable loop The next page explains how to use the programmable trigger loop for interesting rhythmic sequences 5 Grendel RA 9 Grenadier rarewaves ne User Guide 1 3 REPEAT PROG Ns Ns ENVELOPE GENERATOR TRIGGERED BY LOOP PROG x ADD ERASE EVENT EVENT 30 JI add 1100 16th ROLL TRIG 5 ULM gt lt 10ms EB K s0 viy s a K 1 r s r s aN Pann B 5 0 10 ALPHA FILTER vo vi s a a a k E a dA nN 5 5 0 10 B
18. oint is post LFO DEPTH CLK OUT sends raw square wave LFO output The LFO rate can be modulated over a wide range by patching a control voltage to the LFO CV IN patch point It has exponential frequency control but not 1v oct The Grenadier s envelope generator is of the exponential decay type The ENVELOPE TIME knob adjusts the length of the decay Very long decay times gt 1 min are possible when this knob is setto 10 When the REPEAT switch is off the envelope is triggered by playing the keypad or GATE IN When the REPEAT switch is on the envelope is triggered automatically The trigger pattern will depend on the position of the PROG switch and the programmed loop in the sequencer When PROG is off the trigger pattern is regular metronomic pulses at 1 2 the rate of the LFO s WhenPROGis on the programmed loop triggers the envelope Use the ENVELOPE DEPTH knob to apply the envelope to the filterbank This is a bipolar control To cancel filterbank modulation ENVELOPE DEPTH should be set near its 12 o clock position ENVELOPE DEPTH works in conjunction with the ALPHA knob to control the filterbank timbre Activate the FADE switch to apply the envelope to the VCA This makes the tone fade away to silence For full fade out the DRONE switch should also be on Turn on the FADE DRONE SEQ REPEAT and PROG switches for a sequenced melody effect The rear panel slide switch PITCH ENV ON applies the envelope to modulate the VCO pi
19. ooster firmware Manufactured by Rare Waves LLC P O Box 729 Llano TX 78643 United States 2015 Rare Waves LLC 2 Grendel RA 9 Grenadier rarewaves net User Guide 1 3 cou Patch Points Envelope Filterbank FX Loop Generator L P LED CV GATE CLK ALPHA BETA CV aes ENV LFO TRIG HOOOSOO ENVELOPE ATA FILTER 0 O O Oo LFO RATE SYMMETRY DEPTH Keypad amp Sequencer LFO Tone amp Volume Left hand side Pitch and rhythm controls Right hand side Tone and modulation controls PLAY N SEQ DRONE FADE REPEAT PROG OOO OO gt Manual play Key gate The keypad responds like an electronic organ sustaining a note for as long as the key is pressed down The envelope generator is triggered by playing the keypad and its output can modulate the filterbank via the ENVELOPE DEPTH knob SEQ DRONE FADE REPEAT PROG ae Nas O OO s Manual play Fading notes EN OLN The keypad triggers a note with exponential loudness decay The envelope generator is applied to both VCA and filterbank SEQ DRONE FADE REPEAT PROG O O O O Steady drone with LFO modulation T A The synthesizer plays a steady tone Play the keypad to change notes Apply slow LEO modulation for drone effects SEQ DRONE FADE REPEAT PROG Nas Ns Loe d s s O O s Basic analog sequenced VCO with filter envelope oN FN TX The sequencer walks from step I II III IV in an endless cycle producing a melodic sequenc
20. r play a steady 16ths note roll one event per clock cycle Tap the buttons again to get out of roll mode Use this function if you want to trigger the Grenadier from an external rhythm machine Once you have created an interesting rhythm pattern try alternating the PROG switch near ENVELOPE to switch back and forth between metronomic 8th notes and your programmed pattern The sequencer can trigger external modules from the TRIG OUT patch point When SEQ is on the analog sequencer always steps in order I II III IV repeating from step I it is not possible to program the sequencer to play in a different order Use CV Gate control instead for complex patterns The Grenadier s filterbank contains three voltage controlled bandpass filters working in parallel The filterbank processes the VCO s output It is also capable of being a signal source of its own it can be set to generate low frequency self oscillations This can be useful for percussion effects Use the ALPHA BETA FILTER and DRIVE knobs to modify the frequencies that the filterbank emphasizes and sculpt interesting tones The FILTER knob affects the overall frequency range of the filterbank It adjusts all three VCFs in parallel The ALPHA and BETA knobs primarily affect the positions of the midrange resonators and affect the color of modulations from the LFO and Envelope Generator ALPHAand BETAare bipolar controls The normal position forALPHA and BETAis zero located
21. tave scale inaccuracy within your MIDI CV converter Getting ready e Power on the Grenadier for 30 minutes before beginning the procedure Locate a small screwdriver suitable for adjusting the Grenadier s TUNE and VCO trimmers e Locate a digital volt meter DMM with 3 5 digits precision or better Connect the DMM to the MIDI CV converter s CV output You can use a pair of alligator clips to make connection between the DMM s test probes and a patch cable Connect the DMM s red probe to the patch cable s tip and the black probe to the patch cable sleeve Turn DRONE on All other switches should be off including PITCH ENV Set LFO DEPTH to zero 12 o clock The Grenadier should be sounding a steady tone without modulation e Give the Grenadier s TUNE and VCO trimmers some exercise for cleaning purposes Do this by rotating them from one end to the other two or three times These are single turn trimmers Procedure 1 Find the key on your MIDI controller which produces an reading of 2 270 volts DC on the voltmeter f it doesn t read exactly 2 270 volts select the key that is approximately closest Remember this key it is your reference note 2 Disconnect the voltmeter from the MIDI CV converter 3 Patch the MIDI CV converter to the Grenadier s CV IN Play the reference note on the MIDI controller 4 Listen to the A 440 tone from your tuner and compare it to the Grenadier s pitch 5 Adjust the TUNE trim
22. tch Adjusting ENVELOPE DEPTH will vary the pitch envelope from rising to falling This can make pitched bass drops as well as other sound effects Use the ENV OUT patch point to control other functions or CV inputs on external equipment The range of voltages is approximately 1 4 volts The ENV OUT is post ENVELOPE DEPTH knob 7 Grendel RA 9 Grenadier User Guide 1 3 TUU SAA VCO MODULATES VCF NORMAL TONE MORE BASS RESONANCE NORMAL TONE 2015 Rare Waves LLC rarewaves net The controls on the right hand side of the Grenadier affect tone and volume The WAVE switch chooses between triangle and square wave from the VCO The XMOD switch applies the VCO waveform to modulate the filterbank cutoff frequency The RESO switch converts one of the filterbank s three VCFs to lowpass mode and increases its Q factor When RESO is active the low frequency output will increase and self oscillation begins when the DRIVE knobis rotated to near its maximum position y Activating RESO and turning DRIVE to 10 will increase the output volume with heavy low frequency distortion VOLUME is an attenuator for the Grenadier s main output The main output is a 1 4 mono phone jack Use a guitar cable or any shielded instrument cable Connect MAIN OUT to an instrument amplifier FX pedal FX processor mixing desk line input 10dB tape input computer sound card input microphone preamplifier or Hi Z DI box for stage use whe
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