TECHNE
TAPER

Envelope Shaper

A volume and filter shape that restarts on every hit.

Tighten a snare, chop a pad to the beat, or open a bass’s filter on every kick. It hears each hit, or follows your grid, another track or MIDI.

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  • macOS · Windows
  • VST3
  • CLAP
  • 5 machines
Techne Taper: a drum loop in the strip with the shape on each hit, above the Amplitude and Filter panels and the rhythm, swing and output controls

One shape, every hit

On every hit

Taper listens to the track and starts the shape on each hit. Keep the crack of a snare and lose the ring, or pull a roomy drum loop in tight. Start from Tight Drums or Gated Room.

On the beat

Or let it follow your song in quarters, eighths or sixteenths. A held pad or a chord turns into a rhythm, and SWING gives it a shuffle. Start from Sixteenth Chop.

From another track

SC lets the kick on another track start it, so a bass brightens on every kick. MIDI starts it from notes you draw in a clip, so the pattern is yours.

See every hit

Taper draws what it’s doing: every hit it caught and the shape it put on it. FREEZE holds the picture still so you can read it.

The strip: a drum loop, the input in gray behind the shaped output in copper, the shape restarting over each hit, and the IN, OUT and ENV meters
Gray is what went in, copper what comes out. The line over them starts again on each hit.
The Amplitude panel: the shape of one hit, held at full level, then falling, with the square, diamond and circle handles, and the trigger choices below
Hold, then fall

The square sets how long a hit stays at full level. The diamond bends the fall: down for a drum’s natural decay, up for a hard, gated stop.

As long as you like

Drag the circle to set how long the shape lasts, from a click to a long fade. SYNC counts it in notes instead, so it follows the tempo.

A filter on every hit

The second panel moves a filter the same way: bright on the hit, darker as it falls, or the other way round. LINK gives both shapes the same timing.

Loose on purpose

CHANCE lets some hits through untouched, so they ring out whole. SPREAD makes each shape a little longer or shorter. Play from the same spot and it comes out the same.

Specs

Formats
VST3 · CLAP
macOS
12 Monterey or later · Apple silicon and Intel
Windows
10 (64-bit) and 11 · x64
Not yet
Audio Unit and AAX — Logic Pro and Pro Tools cannot load it.
Latency
A tiny delay, so the shape starts exactly on each hit. Your DAW lines it up.
Licensing
Activate with your Techne account or your key, on up to five of your machines. No dongle. The demo is the full plugin; until activated, the output goes silent for 5 seconds every minute.
Technical details The triggers and the detector, the two envelopes, the filter and the latency.
Triggers

TRANS: onsets detected in the input. 1/4, 1/8, 1/16: the host’s grid from its beat position, once per step, refired after a loop or a seek, nothing while the transport is stopped. SC: onsets in the sidechain bus while the main input is shaped. MIDI: every note-on at its sample; velocity and note-off are ignored.

The detector

The first difference of the louder channel into a peak follower (13 ms hold, 5 ms release), judged against the level just before the rise, above a −54 dB floor. SENSITIVITY is the jump that counts: 18 dB at 0 %, 3 dB at 100 %, about 9 dB at the default 60 %. GAP 5 to 500 ms; HPF (off to 500 Hz) filters the detector only.

Amplitude envelope

Unity at the onset, HOLD (0 to 100 % of LENGTH), then a fall to zero of shape (1 − u)^k, k = 2^(2.5 · CURVE), closed until the next event. LENGTH 1 ms to 4 s, or synced from 1/64 to 2 bars with triplets. SOFTEN: a 0 to 50 ms one-pole on every transition. A retrigger ramps from the current gain, never jumps.

Filter envelope

A trapezoidal state-variable low-pass, 12 or 24 dB/oct (two in series), swept from OPEN to REST (20 Hz to 20 kHz) in the log domain and capped at 0.45 × the sample rate. RESONANCE up to about +16 dB per stage, bounded so it never rings on its own. The panel’s switch is the bypass, an 8 ms crossfade.

LINK

Couples timing only: LENGTH, HOLD, CURVE, SOFTEN and SYNC. Turning it on copies the panel touched last onto the other. The cutoffs, the resonance and the two ON switches stay separate.

CHANCE · SPREAD · SWING

CHANCE: the odds an event is shaped; a skipped one leaves the envelope open until the next. SPREAD: LENGTH scaled by up to 2^±1 per event. One draw per event, shared by both channels unless L/R is on, reseeded from the transport position. SWING 50 to 90 % on every second 1/8 or 1/16, grid triggers only; 1/4 never swings.

Latency

1.5 ms of lookahead (72 samples at 48 kHz), reported to the host, so the opening ramp ends on the onset sample. The dry path, BYPASS and the strip are delayed with it: MIX is a linear blend of one aligned signal, free of comb filtering.

LOW CUT · MIX · OUTPUT

LOW CUT: a 12 dB/oct Butterworth high-pass on the audio path before the filter, off to 500 Hz; off is a true bypass. INPUT and OUTPUT trims ±24 dB. BYPASS: the delayed input, an 8 ms crossfade.

Meters

Peak IN and OUT with held peaks and OUT MAX (red once the true peak passes 0 dBTP); ENV, the envelope’s attenuation, 0 to 12 dB. The strip: the aligned input under the output as min / max columns, the applied envelopes over them, a tick per event (gray when skipped). SPAN 1, 2 or 4 bars; FREEZE.

TRY IT ON YOUR DRUMS

Taper is due in November. Leave your email and we’ll tell you the day it lands.