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In           mode, the tuners change the pitches of the Keys 

Reset a key’s pitch to mid-range 

(~ 2.5 volts)

Restore saved tuning settings

Change a key’s pitch by semitones 

(0.083 volt per click)  

Turn the tuner 1 click. 
If you’ve reached the limit, the audible indicator sound changes.

Change a key’s pitch by octaves 

(1.00 volt per click)

Hold the tuner down while turning it 1 click.  
If you’ve hit the limit, the audible indicator sound changes.

Copy a key’s pitch to another key

Press and hold the tuner of the source key while double-tapping 
the tuner of the destination key

Save tuning changes to memory

Press and hold the tuner while tapping STOP

Tuning the Keys

2TAC’s V/OCT outputs are quantized in steps of 1 semitone equal temperament, or 0.083 
volts.  The pitches of the notes in your sequenced patterns can be adjusted with the Tuners 
(rotary encoders) above the Keys.  

2TAC has a tuning range of about 5 octaves. The voltages at its V/OCT outputs can cover 
the range of 0 to +5 volts.

2TAC does not have provision for fine-tuning its V/OCT outputs.  To make small 
corrections to pitch, use the Fine Tune knob on the synthesizer you’re controlling.

Keys

Tuners

Hold EDIT so its LED ashes.  Then hold EDIT again so the LED goes 
dark.  All tuning settings are saved to memory.

Hold EDIT so its LED ashes.  Then turn the Mode Switch to any 
different position.  Previously saved tuning settings will be restored.

After you’ve made some tuning changes, and you’re happy with the results, remember to save them to memory by holding EDIT twice.  
Otherwise, next time you undo any edits, the tuning changes will be lost also.

Summary of Contents for Grendel 2TAC

Page 1: ...2 Track Analog Control For CV Gate Music Synthesizers Rare Waves LLC RAREWAVES NET...

Page 2: ...ure In this case you can produce sequences that contain more than 4 pitches Sequencing You can easily create chains of patterns that play as a loop allowing simple song structures But 2TAC does not ha...

Page 3: ...Keypad Key I Key II Key III Key IV CV Gate Outputs Tuners 0V Gate Off 5V Gate On 1V octave 0 5V Range Gate Out V Oct Out...

Page 4: ...ulse per step 5V rising edge triggered CLK OUT CLK IN Only when Transport is Playing Also acts as Clock Thru 5V Gate or Pulse Pauses transport and resets sequencer RESET OUT RESET IN Transmitted when...

Page 5: ...Mode Switch Metronome Click Track Function Buttons...

Page 6: ...rs to adjust the pitches of Track 1 s Keys The Keypad and Tuners control CV Gate output on Track 2 The Key LEDs light up with the sequenced notes on Track 2 Press the Keys to play Track 2 s CV Gate ou...

Page 7: ...s of 1 semitone equal temperament or 0 083 volts The pitches of the notes in your sequenced patterns can be adjusted with the Tuners rotary encoders above the Keys 2TAC has a tuning range of about 5 o...

Page 8: ...make its V OCT outputs go beyond the range of 0 to 5 volts so if you apply large transpositions to a pattern the melodic relationship between its notes will be affected Normally its suggested to keep...

Page 9: ...the end of the currently active pattern then switch automatically at the end of the bar Sticky patterns Pattern layering Hold PLAY while tapping a Key The LED above it ickers while it is Sticky You c...

Page 10: ...utomatically shuts off when you press the Stop button The metronome s rate can be set to divide the clock by 1 2 3 or 4 The default on power up is divide by 4 or quarter note beats if the clock input...

Page 11: ...ase The sequencer will play to the end of the currently active pattern then switch automatically at the end of the bar Pattern Chain Single play Hold LOOP while tapping a sequence of Keys When LOOP is...

Page 12: ...al programmed loop length Clear Temp Loop Point on Track 2 While the transport is playing hold LOOP and STOP while tapping CUE2 Track 2 s pattern returns to its original programmed loop length You can...

Page 13: ...ng a Key tapping the CUE1 button shifts all events in the pattern to the left Each tap of the CUE2 button shifts all events in the pattern to the right by one step This is useful if you want to re ali...

Page 14: ...he pattern s loop point is reached providing an audible reference point If a Pattern Chain is active Real Time Edit will affect all the patterns in the chain as they appear during playback Results can...

Page 15: ...navigation Jump to Step 1 Press Stop Navigation Tap CUE1 to move back one step Tap CUE2 to move forward one step Trigger events are shown by a momentary LED Gate events have a steady LED The Audible I...

Page 16: ...PLAY and Key I Key II or Key III simultaneously The display ickers and all data in the selected bank is replaced with randomly generated note events random pattern lengths and random tuning settings M...

Page 17: ...D 1 7 Audition the pitches of the Keys by playing the keypad and adjusting the tuners according to the melody you have in mind 8 Next set the pattern s loop length see above to match your new idea 9 U...

Page 18: ...1 or CUE2 to loop the track s pattern Clear temporary loop point Hold STOP while tapping CUE1 or CUE2 While transport is playing hold the LOOP button down then While holding LOOP button down until LED...

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