Computer Music

UltraTap $79

The doyens of DSP have converted one of their oldest and best-known hardware effects algorithms to a software plugin. Lucky us!

- Web www.eventideau­dio.com

There’s no shortage of excellent and innovative delay plugins on the market, but a new one from Eventide – one of the most respected developers of high-end hardware effects in the world – is always big news. The New Jersey-based company have ported a fair few of their sought-after processors to software now, and the latest, UltraTap (VST/AU/AAX), is an emulation of the algorithm of the same name originally found in the classic SP2016 rack mount multi-effect’s Factory Program Suite, then their various Ultra-Harmonizer­s, and most recently the H9 Harmonizer stompbox. In fact, UltraTap is the first in a new range of H9 algorithm plugins from Eventide – the H9 Plug-In Series, no less.

Spread ’em

UltraTap can, of course, be synced to host, set to the tempo of your choice (by dragging the tempo field or repeatedly clicking the Tap Tempo button), or run free with timings expressed in millisecon­ds, seconds and Hz, rather than BPM and note values.

The Taps knob sets the number of delay repeats from 1-64, while Pre-Delay holds off their onset by up to 1s. Length sets the duration over which the taps are spaced, from 0ms to 10s, and Spread tilts the spacing bias of the taps towards the start or end of the delay line. With Spread at 0, the taps are evenly distribute­d, each following the preceding one by the same amount of time. As the Spread parameter is positively increased, the taps being to bunch up at the end of the series, creating a sort of speeding up effect as they progress. Turn Spread anticlockw­ise and the taps start to group at the beginning, resulting in a slowing down effect. The distance the knob is turned affects the shape of the grouping, too. From 0 to +/-50 the spacing increase/decrease is linear, and beyond that – +/-51 to +/-100 – the progressio­n of spacing becomes exponentia­l, ramping up more steeply the further the parameter is pushed.

The Taper control applies the same operation to volume. At the 0 centre point, all taps output at the same level. Turning Taper clockwise dials in an increasing­ly deep fade-out through the taps, while turning it anticlockw­ise causes them to fade in. As with the Spread knob, the shape of

“In fact, UltraTap is the first in a new range of H9 algorithm plugins from Eventide – the H9 Plug-in Series, no less”

the fade curve varies across the parameter range – linear from 0 to +/-50 and exponentia­l from +/-51 to +/-100.

Ribbon and stealth

Panning of the taps is handled by the Width control. At the centre position, all taps come straight down the middle, but twisting it in either direction alternates them between left and right, starting on the side to which the knob has been turned, and ultimately resulting in hard panning at either extreme.

The Tone and Slurm parameters shape the character of the delay line. Tone is a one-knob EQ/filter – turn clockwise to brighten the sound and anticlockw­ise to darken it. Slurm combines feedback-based (we assume) slurring, stereo pitch modulation and filtering, for gentle chorusing, smearing and high-frequency blunting – all very effective when using UltraTap as a reverb.

At the bottom of the interface, the Ribbon slider – first seen in Eventide’s stupendous Blackhole (9/10, 181) – is a macro control that morphs between two complete plugin states. The left/right range of each knob is defined by dragging the two dots around its collar, or clicking the button at either end of the ribbon to put it into ‘learn’ mode, and moving knobs to capture their positions at that end of the range. Dragging the ‘electric arc’ left and right transition­s all knobs smoothly through their set ranges, and clicking anywhere in the Ribbon jumps them instantly to their interpolat­ed positions at that point.

The Hotswitch button is similar in concept, jumping between two parameter states. Hold it down til it starts blinking, position your knobs as desired, click again to return everything to the pre-blinking state, then click to toggle between the two states.

The Ribbon and Hotswitch open UltraTap up to experiment­ation and live manipulati­on, particular­ly when hooked up to the Tone, Slurm and Length controls. They’re both quick to set up, fun to play with (hardwired to MIDI CCs 1 and 3) and frequently inspiratio­nal.

Strange delays

UltraTap was clearly built for deployment at the more experiment­al end of the delay usage spectrum. The lack of per-tap delay timings make it comparativ­ely inflexible as a regular multitap delay, but the sheer number of taps it generates, the adjustment and modulation of their distributi­on and gain, and the fabulous Slurm control, define it as a splendid generator of wilder echoes, ‘bouncing’ effects, ping-pongs, crescendos, reverbs and weird spatialisi­ng treatments. The Chop section (see Chop shop), meanwhile, lends it enthusiast­ically to tremolo, stuttering, time-bending and all sorts of ‘microedit’-style processing. The sound is rich, clean and expansive, and a well-stocked library of presets, including the full H9 factory bank and plenty of artist submission­s (Sasha, Chris Carter, Headsnack et al), does a great job of demonstrat­ing the possibilit­ies.

A unique, versatile and powerful plugin for sound design and creative mixing, UltraTap brings Eventide’s classic effect to the DAW in style, and at a very fair price.

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 ??  ?? UltraTap’s preset library includes the full H9 factory bank and loads of artist setups
UltraTap’s preset library includes the full H9 factory bank and loads of artist setups

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