Two-Way Complex Conic Loudspeaker System

TRX Series loudspeakers employ advanced technology and application-driven engineering to bring live sound closer to the ultimate reference point: reality. Cutting-edge driver technology and unique innovations like our Complex Conic horns deliver natural sounding music and intelligible speech.

Versatile enclosure designs, combined with a wide range of mounting options and associated hardware, provide unrestricted flexibility for both portable and installed applications. Wherever audiences and operators demand superior performance and ease of use, TRX Series loudspeakers are the choice for unequalled value.


Two-Way Complex Conic Loudspeaker System

The TRX121T features a 12-inch Heavy-Duty LF driver with carbon fiber cone and a 1-inch Extended Range Titanium HF Driver in a 20º trapezoidal enclosure.
All TRX Series systems are non-powered.

Key Features

• 20º Trapezoidal Design
Outstanding, full-range 65 Hz to 18 kHz performance in compact, 20º trapezoidal enclosures.
• Exclusive Complex Conic Design
Complex Conic Horn provides superior pattern control with low distortion.
• Choice of Coverage Pattern
Complex Conic Horn provides smooth 60º by 40º or 90º by 40º coverage, may be rotated 90º within cabinet.
• TRAP (TRue Array Principle) Design
TRX121T Loudspeakers with horn rotated 90º become true 40º TRAP array modules.
• Heavy-Duty 12-inch Woofer
With carbon fiber cone easily handles 200 Watts of program power.
• Built-in Crossover
Eliminates need for a separate electronic crossover and bi-amplification.


• Virtually any application where directional control and arrayability are critical issues and outstanding sonic performance is required.

• Multi-channel A/V playback systems, live sound and music systems in dance clubs (with optional subwoofers).

• Distributed sound reinforcement systems in sport arenas and stadiums.

• Side fill in large sound reinforcement systems of all types.

• Array modules for theatrical and concert sound systems, sound reinforcement systems in Houses of Worship, Performing Arts centers, etc.

Technical Information


Sensitivity: 99 dB (1W/1m) @ 500 Hz
Max SPL: 126 dB Pgm, 129 dB Peak
Dispersion: (TRX121T/6) 60° H x 40° V*
(TRX121T/9) 90° H x 40° V*
Freq. Response: 65 Hz to 18 kHz
HF Driver: 1″ SSD202-8 driver, 40 W RMS, 80 W Pgm
LF Driver: 12″model SSL12-12 woofer, 2.5″ VC, treated fiber cone; 250 W RMS, 500 W Pgm
Crossover Point: 1.8 kHz
Power Rating: 500 W Pgm @ 8 Ohms
Enclosure: Multi-ply hardwood, perforated metal grille
Connectors: Screw terminals or Neutrik 4-pin connectors
Finish: Black, White or Natural (unfinished) paint
Custom color optional
Weather resistant optional (TuffTex (black only) or Fiberglass (custom colors available))
Hardware: 12-point Universal Mounting Hardware
Omnimount Series 120 nut-plate
R-HANG arraymounting hardware
Tripod socket & handles
Dimensions: 26 1/2″ H x 15 1/2″ W x 13 3/4″ D
(67.3 cm x 39.4 cm x 34.9 cm)
Weight: 40 Lbs (18.1 Kg) Net