Tubbutec Juno-66 User Manual Download Page 18

PITCH BEND 

If the hardware is installed, the pitch bend can be controlled using midi by sending pitch bend commands. 
Use the Juno’s amount sliders next to the bender to set the amount of pitch bend and/or filter modulation. 

ADDITIONAL FILTER ADSR 

The Juno-66 features an additional ADSR envelope for the filter. It is a global envelope. This means there 
is not one envelope for each voice but one shared by each voice. In Poly, Duo, Three voice modes the 
envelope is retriggered after all keys had been released. in Mono A mode it is retrigged with each key 
press, in Mono B mode it is not retriggered when playing legato. 

Envelope parameters delay, attack, decay, sustain, release, and amount can be controlled via midi 
controller messages. The range of the parameters is very wide: From a couple of milliseconds on the low 
end up to 5 seconds on the longest setting. The parameter control low is logarithmic to ensure a good 
control over the whole range. 

The delay paramter is adjustable between 0 and 5 seconds is the time until the attack phase begins.

If the looping mode is turned on (midi controller value >63), the ADSR will start a new attack phase the 
moment the sustain level is reached. This way the ADSR is looped until the gate is turned off, after which 
the ADSR will continue its release phase like normally. 
If the polarity is set to inverted (midi controller >63), the hole envelope 

will be inverted. Since the Juno-66 can only output positive values, this means, that here the zero level 
equals the ADSR amount setting.

The midi controller numbers can be found in the Appendix. 

TRIANGULAR FILTER LFO 

The Juno-66 features an additional LFO for the filter which outputs a triangular waveform.Its frequency 
can be adjusted from 0,12Hz - 8kHz using a fine and coarse control. The amount can also be adjusted. 
See the midi controller chart for corresponding controller numbers. 

S/H FILTER LFO 

This is a build in sample and hold style LFO that controls the filter. A random value is created on every s/h 
clock event and sent to the filter. This simulates the effect of the sample and hold LFOs common in 
analog synthesizers, where a noise source is periodically sampled to get a new random value each time. 

You can choose between three different clock sources by using the config menu. The internal arp clock, 
midi clock and midi trigger. The midi clocks divider can be adjusted in the config menu or via midi. When 
midi trigger is selected, the S/H will trigger when note C#-2 is played (second lowest midi note). 
You can control the amount of this LFO by using the controller number shown in the midi controller chart 
or by using the config menu. 

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Summary of Contents for Juno-66

Page 1: ...Tubbutec Juno 66 User Manual for Firmware V1 25 1...

Page 2: ...2...

Page 3: ...Juno 6 60 Great care has been taken to not alter the original behaviour of the synths with the exception of the key transpose button The key transpose button has become the primary mode switch to prog...

Page 4: ...er midi Looping mode delay and polarity for ADSR ADSR and LFO are now reset with firmware reset Version 1 22 Polymode only kills every second voice and click sound when switching from very low to very...

Page 5: ...O A B 10 Chord Mode 11 Polychord 12 Portamento 13 Powerarp 14 Selecting Clock Source 15 MIDI 16 Arpeggiator and Sample Hold Trigger 17 FIlter Via MIDI 17 Program Change 17 Pitch Bend 18 Additional Fil...

Page 6: ...6...

Page 7: ...the Juno 66 into programming mode Pressing keys on the keyboard allow us to change the midi channel adjust the clock divider clock source and many of the things the Juno 66 can do MODE and RANGE swit...

Page 8: ...learning these features and discovering what they do and how they work POLY Poly mode is the normal 6 voice polyphonic mode also used in the original synth The voices are assigned in a rotary algorith...

Page 9: ...tays until released Use the config menu to select between Duo and Three voice modes THREE VOICE TRI The three voice mode optionally replaces the Duo mode Use the config menu to select which of the two...

Page 10: ...de ADJUST FATNESS VIA MIDI CC This is much more straightforward Connect any midi controller and assign MIDI CC 27 for fatness and CC 26 for detune to any rotary controller or fader you have handy and...

Page 11: ...e holding the chord press the Hold button 3 Press Key Transpose long press so it is blinking 4 Stop plaing the chord 5 Press Key Transpose short press so the light goes out PUT THE JUNO INTO CHORD MOD...

Page 12: ...lar notes and one chord is possible or arpeggiating between various types of chords is also possible It s really fun and accidents here can provoke inspiration It s dope RECORD A NEW CHORD 1 Play a ch...

Page 13: ...for the slide In Chord mode all the voices slide in paralel and the structure of the cord is preserved In Polychord mode the structure is preserved if the two chords are transpositions of each other e...

Page 14: ...2 Enter the notes of your sequence Tapping the HOLD button will create a rest Tapping the HOLD button while playing a key will create a TIE Don t actually latch the Hold button we re just trying to t...

Page 15: ...vider in the same way In programming mode select A4 and then select the clock division you would like to try When you re done with programming operations press the Key Transpose button again short pre...

Page 16: ...to the Juno 66 the synth will sound exactly the same as when you played it This is useful for using the Juno as a midi keyboard In this mode sustain pedal events will be sent as sustain midi messages...

Page 17: ...ous clock frequencies by sending midi controller messages see midi controller chart The table below shows the controller values and the resulting frequency in bars You can also set the dividers in the...

Page 18: ...il the gate is turned off after which the ADSR will continue its release phase like normally If the polarity is set to inverted midi controller 63 the hole envelope will be inverted Since the Juno 66...

Page 19: ...r octave UPLOAD A CUSTOM SCALE Custom scales can be uploaded via midi tuning standard bulk messages with Device ID 0 and MTS Preset 0 3 If you are using Scala set these parameters in the Options Synth...

Page 20: ...set their parameters The lowest key produces a very clean sound no fatness or detuning Increasing the parameters will make the sound more alive extreme parameter settings might sound detuned and exper...

Page 21: ...e the pitch bend wheel is at center and then use MIDI to send midi pitch bend messages until the synth is in tune In the config menu press pitch bend cal to save the current setting as the new pitch b...

Page 22: ...nd some sept chords in the third After recording a Powerarp sequence in the first octave you can transpose to play either single notes or chords You can use the same trick to transpose between differe...

Page 23: ...APPENDIX MIDI CONTROLLER CHART note controller numbers in the chart are in the range of 0 127 If your midi controller displays controller numbers as 1 128 you have to add 1 to the numbers below 23...

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Page 25: ...ot working as expected or similar problems you are most likely victim of midi loop back A possible cause could be your software sending the received midi back to the output or your midi interface havi...

Page 26: ...hmann Sebastian Huebner for feature suggestions and beta testing Tobias Munzer who wrote the original version of this manual Alexandra Cielas for everything else This manual is a remix by Sunshine Jon...

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