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.

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Two-Way Complex Conic Loudspeaker System

The TRX121 features a 12-inch Heavy-Duty LF driver with carbon fiber cone and a 1-inch Extended Range Titanium HF Driver.
All TRX Series systems are non-powered.

Key Features

• Miniaturized Design
Outstanding, full-range 65 Hz to 18 kHz performance in a extremely compact, space-saving design.
• Exclusive Complex Conic Design
Complex Conic Horn provides superior pattern control with low distortion.
• Choice of Coverage Pattern
Complex Conic Horn provides smooth 90º by 60º or 120º by 60º coverage, may be rotated 90º within cabinet..
• 1" Extended Range Titanium HF Driver
Provides smooth, low distortion high frequency performance to 18 kHz and beyond.
• Heavy-Duty 12-inch Woofer
With carbon fiber cone easily handles 500 Watts of program power.
• Built-in Crossover
Eliminates need for a separate electronic crossover and bi-amplification.


• Virtually any application where size is a critical issue and high output and outstanding sonic performance is required.

• Ideal for many side and front fill applications; mounts inconspicuously in walls or ceilings, under and
over balconies, etc.

• Foreground music systems in shopping malls, retail stores, offices, etc.

• Multi-channel playback systems in dance clubs (with optional subwoofers), compact floor monitors, cue loudspeakers for live music, etc.

Technical Information

Sensitivity: 99 dB (1W/1m) @ 500 Hz
Max SPL: 126 dB Pgm, 129 dB Peak
Dispersion: (TRX121/9) 90° H x 60° V*
(TRX121/12) 120° H x 60° 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
Tripod socket & handles
Dimensions: 23" H x 14 1/4" W x 13" D
(58.4 cm x 36.2 cm x 33 cm)
Weight: 34 Lbs (15.4 Kg) Net
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Maotai, China | July, 2016 - "The installation is fully ready for all major networking protocols – Dante, AVB and Cobranet, which means in the future it can be extended in whichever way the owner requires. Almost any possible future network transport protocol can be connected to the existing system. Put simply, the theater is a working demonstration of the principle behind AES67. If future products need to be added or if a broadcasting system, for example, needs to be integrated, then the architecture will be able to support any transport protocols that are required." - Lu Cheng, TICO Digital Group.

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Gyeongju, Korea | May, 2016 - It's rare that a project is so essential that even its identity has to be protected. Yet near to South Korean city of Gyeongju, in the province of Gyeongsang, the recently opened headquarters of one of Asia's largest power companies is so important that its name can't even be printed. Yet even the largest projects can run into familiar challenges, and like thousands of less secretive installations, when this facility encountered acoustic problems, it turned to a name it already knew – Renkus-Heinz.

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Changzhou City, Jiangsu Province, China | May, 2014 - On a busy thoroughfare in Changzhou's Wujin District, the aptly named Phoenix Valley Cultural Center stretches its wings over more than 156,000 square feet. The vast complex is the largest and most modern of its kind, an urban nexus that is home to four cinemas, sports and dance halls, art galleries and an early childhood education center, as well as a retail hub, children's playgrounds, and a public square with canals and gardens.

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Data PDF2D PDF2D ACAD3D ACADA & EUser ManualSeries BrochureEASE Data
Additional Downloads
FileDocument TypeModelsDescription
ViewWeather Resistant OptionTRX121Weather Resistant Option

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Part #Description
TR100V400W 70/100 Volt Multitap Transformer, installed - Specify tap required
UBRKT/121BBlack Single U-Bracket (Weather Resistant)
UBRKT/121WWhite Single U-Bracket (Weather Resistant)