AMPLIFIER OWNER’S MANUAL
Introduction
Features
| CONGRATULATIONS... |
ENGLISH | on your purchase of a new MTX Audio |
the latest Intelligent Surface Mount | |
| Road Thunder Amplifier! MTX has long |
| been the industry leader in mobile audio, |
| and we have reached new heights with |
| the development of the new MTX Road |
| Thunder amplifiers. You couldn’t have |
| chosen a more reliable, powerful, or |
| better performing amplifier. |
| We manufacture every amplifier using |
| Technology. Some of the advantages of |
| the new design are significant improve- |
ments to the amplifier’s electrical and mechanical properties. ISMT devices feature substantially shorter internal and external lead lengths. This reduces stray capacitance and inductance, which results in cleaner and
HOW TO USE THIS MANUAL
If you are installing this amplifier yourself, we recommend that you read the manual cover-
mtx.com
If you have any questions, write or call us:
MTX Audio
4545 E. Baseline Rd. Phoenix, AZ 85042
technical@mtx.com
mtx.com
•Unique rubber Insulated
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•Speaker and low level inputs
•Input select 2CH/4CH switch on RT404 functions as a
•
•
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•RT404 front channel crossover is a defeatable18dB/octave, high pass, at 85Hz
•Adjustable input sensitivity
•Bridgeable,
•Regulated PWM Mosfet Switching Power Supply
•New, more reliable high powered transformers
•Buffered, isolated output for daisy chaining multiple amplifiers
•Pure
•Intelligent Surface Mount Technology
•Class A 100% discrete driver circuit topology
•
•
•Acoustically Seamless
Specifications
more accurate musical reproduction with sig- nificantly less noise interference. The ISMT mounter produces amplifier boards with smaller and lighter components, which are more resistant to vibrations inherent in the automotive environment.
We want to ensure you get continuous high performance from your MTX Road Thunder amplifier, so we recommend that you have it professionally installed by your authorized MTX dealer.
Please take a moment to register your
purchase online at mtx.com.
Please, also record the serial number of your amplifier in the space provided below, and keep this manual for future reference, as well as your sales receipt as proof of ownership. (The serial number of your amplifier is marked on the bottom of its metal chassis.)
RT202
RMS Power measured at 14.4 Volts DC:
37.5Watts x 2 into a 4 Ohm load with < 1% THD 75 Watts x 2 into a 2 Ohm load with < 1% THD
150 Watts bridged into a 4 Ohm load with < 1% THD
Dynamic Power measured at 14.4 Volts DC:
50 Watts x 2 into a 4 Ohm load
100 Watts x 2 into a 2 Ohm load
200 Watts bridged into a 4 Ohm load
Signal to Noise Ratio: 100dB
Frequency Response: 20-20,000 Hz ±.25dB
Crossover: Defeatable, 18dB/octave at 85 Hz, selectable for high pass, low pass
Dimensions: Including
7.98" x 9.75" x 2.1" (20.3cm x 24.8cm x 5.3cm)
RT404
RMS Power measured at 14.4 Volts DC:
37.5Watts x 4 into a 4 Ohm load with < 1% THD 75 Watts x 4 into a 2 Ohm load with < 1% THD
150 Watts x 2 bridged into a 4 Ohm load with < 1% THD
Dynamic Power measured at 14.4 Volts DC:
50 Watts x 4 into a 4 Ohm load
100 Watts x 4 into a 2 Ohm load
200 Watts x 2 bridged into a 4 Ohm load
Signal to Noise Ratio: 100dB
Frequency Response:
Crossover: Defeatable, 18dB/octave at 85 Hz, selectable for high pass, low pass, or full range on rear channels and high pass or full range for front channels
Dimensions: Including
11.5" x 9.75" x 2.1" (29.2cm x 24.8cm x 5.3cm)
Serial Number: Date of Purchase:
2
3