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ZCAT Pedals ZCAT Big Reverb TI Stereo
Photo: Reverb
Z.Cat Pedals

ZCAT Pedals ZCAT Big Reverb TI Stereo

Reverb
Key facts
Typereverb pedal (hall style)12
MakerZCAT Pedals1
Bypassselectable true bypass or buffered bypass with trails1
Power9V DC, standard "Boss" type, negative tip1
Current draw80 to 90 mA at 9V DC1
Inputs/outputsstereo or mono inputs and outputs1
Input impedance1 M ohms1
Output impedance1 k ohms1
Recommended load impedance10 kohms or greater1
Enclosuredie cast aluminum1
Dimensions72 (W) x 111 (D) mm1
Weight200 g1

The ZCAT Big Reverb TI Stereo is a reverb pedal from ZCAT Pedals, a stereo version of the company's Big Reverb TI. ZCAT describes it as "the same great big reverb sound, but now in stereo," a versatile reverb pedal aimed at creating lush ambient soundscapes1. The original Big Reverb TI is described by the maker as a medium sized hall type reverb2, so the Stereo version gives that hall character in a two-output format for players running stereo rigs.

The pedal works in stereo or mono, so it fits a standard single-amp pedalboard as easily as a two-amp setup1. Its reverb trails hang over naturally after the pedal is disengaged, and it can be set for either true bypass or buffered bypass with trails1.

A hall-style reverb, now in stereo

The Big Reverb TI line is ZCAT's take on a medium sized hall reverb2. Hall reverbs simulate the long, blended reflections of a large room, which suits sustained chords, ambient parts and adding depth to a dry amp. ZCAT positions the Stereo version as a good choice for "creating lush ambient soundscapes"1.

The step up from the mono Big Reverb TI is the stereo path. With stereo or mono inputs and outputs1, the pedal can feed two amplifiers for a wide, spacious reverb image, or sit in a mono chain like any other compact reverb. For players who already know the mono pedal, ZCAT frames the Stereo version as the same sound in a two-channel format3.

The controls and infinite decay footswitch

The front panel keeps things simple with three controls1:

ControlWhat it does
MixBalances the dry signal with the reverb
DecaySets how long the reverb tail lasts
Reverb LevelSets the level of the reverb itself

The standout feature is the footswitch. Pressing and holding it activates an infinite decay that you can play over3, freezing the reverb tail into a sustained wash while you play new notes on top. ZCAT calls this a nearly infinite decay, triggered by pressing and holding the momentary, silent soft touch footswitch1. A momentary switch means the effect lasts only as long as you hold it, which makes it easy to grab a swell of ambience for a bar or two and release.

Bypass and trails

The pedal offers selectable true bypass mode or buffered bypass with trails1. In buffered mode, reverb trails hang over naturally after the pedal is disengaged, so a long decay does not get chopped off mid-tail when you click the pedal off1. In true bypass mode the effect cuts out immediately, which some players prefer for keeping the bypassed signal path completely passive. The mono Big Reverb TI, by contrast, uses a true bypass switch2.

Power and specifications

The Stereo version is powered with a 9V DC power supply of the standard "Boss" type, with a negative tip (center negative)1. Current draw is 80 to 90 mA at 9V DC1.

The mono Big Reverb TI can be powered by a 9V battery or a 9V DC supply2, but the Stereo version's page lists only the 9V DC supply. At 80 to 90 mA it also draws more than basic analog pedals, so plan a power supply accordingly.

The rest of the maker's specifications1:

SpecificationValue
ADC-DAC HF response (-3dB)20 Hz to 14 kHz
THD (1 kHz, -1 dB from clipping)0.015 to 0.03%
Input impedance1 M ohms
Output impedance1 k ohms
Recommended load impedance10 kohms or greater
Dimensions72 (W) x 111 (D) mm
Weight200 g

The enclosure is die cast aluminum1, and the footprint matches the mono Big Reverb TI1.

How it differs from the mono Big Reverb TI

The two pedals cover the same hall reverb ground, but the differences matter depending on your rig:

  • Outputs: the Stereo version has stereo or mono inputs and outputs1; the mono TI is a single in, single out pedal1.
  • Bypass: the Stereo version offers selectable true bypass or buffered bypass with trails1; the mono TI uses a true bypass switch2.
  • Power: the mono TI can run on a 9V battery or 9V DC2; the Stereo version lists only the 9V DC supply1.
  • Controls: the Stereo version has Mix, Decay and Reverb Level1; the mono TI's page lists Time, Repeats, Delay Level and Reverb Level2.

Both share the same 80 to 90 mA current draw at 9V DC12 and the same enclosure size12. The mono Big Reverb TI is listed at €199.00 EUR3; the Stereo version's page does not state a US price.

Videos

ZCAT Big Reverb TI with Trails and nearly Infinite Decay
ZCAT Pedals
ZCAT Stereo Big Reverb TI
ZCAT Pedals
ZCAT Big Reverb TI - now with silent soft touch footswitch
ZCAT Pedals

Questions

Does the ZCAT Big Reverb TI Stereo have true bypass?

Yes, and it is selectable. The pedal offers a true bypass mode, or buffered bypass with trails, so you can choose whether the reverb cuts immediately when you disengage it or hangs over naturally. The mono Big Reverb TI uses a true bypass switch.

Does the ZCAT Big Reverb TI Stereo have trails?

Yes. In buffered bypass mode, reverb trails hang over naturally after the pedal is disengaged. If you switch to true bypass mode instead, the effect cuts off when the pedal is turned off.

What power supply does the ZCAT Big Reverb TI Stereo use?

It runs on a 9V DC power supply of the standard Boss type, with a negative tip (center negative). Current draw is 80 to 90 mA at 9V DC. The mono Big Reverb TI can also run on a 9V battery, but the Stereo's page lists only the DC supply.

Can the ZCAT Big Reverb TI Stereo be used in mono?

Yes. The pedal has stereo or mono inputs and outputs, so it works on a standard mono pedalboard and can be expanded to a stereo rig with two amplifiers later.

How big is the ZCAT Big Reverb TI Stereo?

The enclosure measures 72 mm wide and 111 mm deep, and weighs 200 g. It is housed in a die cast aluminium enclosure, the same size as the mono Big Reverb TI.

What is the difference between the Big Reverb TI and the Stereo version?

The Stereo version carries the same big hall reverb sound as the Big Reverb TI but adds stereo or mono inputs and outputs, and selectable true bypass or buffered bypass with trails. The mono TI uses a true bypass switch and can run on a 9V battery.

Sources (3)
  1. ZCAT Big Reverb TI Stereo, ZCAT Pedals
  2. ZCAT Big Reverb TI, ZCAT Pedals
  3. ZCAT Big Reverb TI & Big Reverb TI Stereo, ZCAT Pedals