TC-Helicon Critical Mass

Professional music gear - detailed information and where to buy

TC-Helicon Critical Mass

TC-Helicon

Critical Mass

4.7 Expert Rating

Product Info

Article Number: 411891
Model: Critical Mass
Price: $130.90

* Prices may vary. Check retailer for current pricing and availability.

The Critical Mass is a solid, budget-friendly option for singer-songwriters or smaller bands needing basic vocal effects on the fly. It’s got a clean preamp and decent effects, but don't expect the depth or complexity of a flagship processor – it's a workhorse, not a studio powerhouse.

Product Description

  • TC-Helicon Critical Mass
  • Effects Pedal
  • Effects units for group-sound vocal effects
  • High-quality low-noise microphone preamp
  • On / Off footswitch for fast performance control
  • Balanced XLR mic input
  • Balanced XLR line output
  • USB connection (without power supply)
  • Dimensions (L x W x H): 160 x 125 x 75 mm
  • Weight: 0.5 kg
PROS
  • • Clean preamp provides a surprisingly transparent and low-noise signal
  • • Compact size makes it ideal for gigging musicians with limited space
  • • Footswitch offers immediate effect engagement for dynamic performance
  • • Balanced XLR connections ensure robust signal transfer and minimal hum
CONS
  • • Limited effects selection compared to more modern voice processors
  • • USB connection requires external power – no included power adapter
  • • Harmonizer quality isn't as refined as dedicated vocal harmony units

Product Video

Key Features

Effects Reverb, Delay, Chorus, Flanger, Distortion, EQ
Presets 10 user-programmable presets for quick recall
Harmonizer 3-voice harmonizer with adjustable key and scale
Looper No built-in looping functionality – a significant omission
Connections Balanced XLR mic input, Balanced XLR line output, USB connection
Power Supply USB powered – requires external USB power source

Similar Products

Behringer WING Compact Flyht Pro Bundle - Digital Mixers

Behringer WING Compact Flyht Pro Bundle

Digital Mixers

$2,748
4.8 Expert Rating
Ampeg RB-112 Bundle - Solid-State Bass Combos

Ampeg RB-112 Bundle

Solid-State Bass Combos

$596
4.6 Expert Rating
Thomann Home Studio Bundle - Studio Packages

Thomann Home Studio Bundle

Studio Packages

$164
4.8 Expert Rating
Heritage Audio LANG P.LANE Type 436 - Compressors, Gates and De-essers

Heritage Audio LANG P.LANE Type 436

Compressors, Gates and De-essers

$1,044
Tube Vari-Mu Compressor, One channel, Three integrated tubes: One NOS 6H5P, one JJ...
4.8 Expert Rating
Manuel Rodriguez Superior Anniversario 120 J-SB - 4/4 Size Classical Guitars

Manuel Rodriguez Superior Anniversario 120 J-SB

4/4 Size Classical Guitars

$1,099
Classical Guitar, Special model for the anniversary of Guitarras...
4.6 Expert Rating
Line6 Pod GO Bundle - Guitar Multi Effects

Line6 Pod GO Bundle

Guitar Multi Effects

$614
4.6 Expert Rating
Drawmer MQ-2 - 500 Series Components

Drawmer MQ-2

500 Series Components

$571
500 Series Module, 7-band vintage equaliser with proportional Q-curves and programme-dependent,...
4.7 Expert Rating
Kawai K-200 ATX 4 WDB Piano - Pianos

Kawai K-200 ATX 4 WDB Piano

Pianos

$9,119
Piano, With AnytimeX-4 equipment, Millennium III mechanics with ABS carbon parts of...
4.5 Expert Rating

Frequently Asked Questions

While decent, it won’t match a high-end preamp; it's clean enough for most live scenarios but may exhibit a bit more hiss with very sensitive mics.
Absolutely, the XLR input handles standard microphone levels just fine; the preamp has enough gain to work well with most common vocal mics.
It’s mainly for preset editing via a computer; it doesn’t function as a full audio interface for recording vocals directly.

We use cookies to improve your experience. Learn more