INTRODUCTION
Notes:
Band-pass capability is available in CH3/4 of the QM75.4 model when its crossover mode
*
switch is set to LPF(BP), enabling both the HPF and LPF frequency adjustments.
Ÿ All specifications are subject to change without notice.
2
Thanks and congratulations for choosing STEG for your audio amplification needs.
These amplifiers have been significantly improved throughout the years in order to
assure quality and reliability. The latest technology has been incorporated into every
product, providing you with incredible power and unparalleled sound quality. Our
highly developed and simplified circuitry contributes to low distortion and the
ultimate in efficiency. That's why we are sure that your new amplifier will provide you
with a sound value you can enjoy for years to come.
Note: All specifications are subject to change without notice.
QM75.4 QM500.1
4Ω, 14.4V 75W x 4 200W x 1
2Ω, 14.4V 105W x 4 350W x 1
4Ω BTL, 14.4V 210W x 2 -
1Ω, 14.4V - 500W x 1
Frequency Response +0/-3dB, 1W, 4Ω <10Hz to >50kHz 15-255Hz
1W, 4Ω >85dBA >80dBA
Rated Pwr, 4Ω >103dBA >103dBA
Damping Factor 50Hz, 4Ω >125 >175
Distortion (THD+N) ½ Rated Pwr, 4Ω <0.1% <0.3%
RCA 500mV-8V 200mV-6V
High Level 2V-12V 2V-12V
Fuse Rating End Panel, ATC 30A x 2 30A x 2
High-Pass (HPF) 15Hz-3.5KHz, 12dB/oct. -
Low-Pass (LPF) 35Hz-3.5KHz, 12dB/oct. 45-255Hz, 12dB/oct.
Band-Pass (BPF)*
Subsonic - 15-55Hz, 12dB/oct.
Level 0 to +12dB 0 to +12dB
Freq (Fc) 45Hz 45Hz
Remote Level Control Volume Range - 0 to -20dB
Phase Shift Degrees -
Idle Current <1.0A <1.0A
Sleep Current <1.1mA <1.4mA
Operating Voltage DC Supply 10-16V 10-16V
13.1"x7.2"x2.2" 10.4"x7.2"x2.2"
334x184x56mm 264x184x56mm
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