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Clipper Pro 1.3: a bug-fix release (cleaner fades, knobs, unison, tuning, faders)
A bug-fix release. Thanks to everyone who reported issues on GitHub: every fix below has its own test, and the whole firmware was checked again (the editor's protocol, MIDI in and a damaged flash fuzzed, every engine, sound and key measured).
Cleaner sound
- No more distortion at the end of notes. The mix rounded every part down to 16 steps of the 16-bit output, so a fading note carried a buzz that followed it, on the 3.5 mm output and on USB. The mix now rounds properly: about 10 times less error, the quiet tails are clean.
- UNISON no longer stacks its voices in phase. Most engines started every unison voice at the same phase, up to +18 dB louder than POLY on some sounds, and FMX and MACRO peaked far over full scale. Each voice now starts apart, as a unison should, and the level matches POLY.
- PHYS strings are in tune. They played sharp, by up to a semitone on the low notes of HARPSICH (STR PLUCK, BANJO, PLUCK BASS, the guitars). Now within 2 cents; KOTO, SITAR and TANPURA bend with their curved bridge, as designed.
- The top of the keyboard follows the keys. NOISE's NZ ARCADE, SAMPLE and GRAIN played one pitch over the upper keys (SAMPLE CHOIR from A6, VOX CLOUD from G6); they now go on rising. A GRAIN note played while the one before is fading out is no longer almost silent.
- VECTOR: changing the FILTER MODEL while a note plays no longer gives a loud click.
- FMX: a voice taken back from another note now starts clean (before, it kept the old note's state: a DC offset and a changing timbre).
Controls
- A firm press on a layer button (GLO, EDIT, ARP, SEQ, SEL) opens its pages. Before, a press longer than 0.45 s opened nothing; now up to one second counts as a tap.
- On REC READY, a knob changes only its own value: KNOB 3 (START) no longer moves the loop LENGTH too. The same fix covers every page: a knob turned alone changes one value.
- The faders follow a real volume curve: silent at the bottom, the power-on level at the middle, full at the top. Before, the whole lower half sounded muted.
- The sustain pedal can be held as long as you like: after two minutes it was let go, and then worked the wrong way round.
- TRS MIDI OUT: no more note left hanging on the other synth when many controls move at once.
- The pad and button lights no longer freeze after 25 days switched on.
Your data
- Projects loaded from SLOOP keep Clipper's own values (SPREAD, LFO 3, ENV 2 LOOP, the macros, matrix slots 7 to 12, the delay MODE) across a power cycle.
- Editor backups now include your user wavetables (WAVE USR1..4), which a restore used to erase, and every value of your user presets.
- Safer loading: a user drum kit with an odd root note, or a project file with out-of-range velocities, plays normally.
Install and go back
- Installing from Chrome on Windows no longer freezes the browser: the page releases the keyboard's MIDI while it restarts. Thanks to ChanceTheMaker, whose sloop-smk showed the way.
- Return to the official firmware accepts M-VAVE's new V16 (and V15). M-VAVE now offers only V16, which the installer refused.
Compatibility
- Projects, presets, samples and settings are kept when you update, and the project format is unchanged.
- A few sounds change a little on purpose: the PHYS strings (now in tune), the unison sounds, NZ ARCADE.
Install from the browser: https://isod89.github.io/clipper-pro/ (Chrome or Edge, the SMK-37 on USB).