Owner's Manual

10
SPECIFICATIONS
MODEL- PUNCH PBR300X4
Continuous Power Rating (RMS) - Measured at 14.4 Battery Volts
4 Load Stereo 75 Watts x 4
Dimensions: Height 1.53" (3.90cm)
Width 4.25" (10.8cm)
Length 6.75" (17.2cm)
External Battery Fuse Rating 30A
“A” Weighted Signal to Noise Ratio
Referenced to 1 Watt into 4 ohms ≥80 dB
“A” Weighted Signal to Noise Ratio
Referenced to rated output into 4 ohms ≥100 dB
Crossover Slope 12dB/octave Butterworth
Crossover Frequency 80Hz LP/AP/HP
Frequency Response 20Hz to 20kHz ±1.0dB
Signal Voltage Adjustment Range Variable from 150mV to 11V
Protection Short circuit protection shut downs the amplifier in
case of very low impedance, shorted speaker wires, or
shuts down the am pli fi er in case of overheating.
Input Impedance 20K ohms
Operating Voltage 9 to 16 Volts DC
CMRR (Common Mode Rejection Ratio) >55dB @ 1kHz
Damping Factor >200
THD+N (Total Harmonic Distortion+Noise) < 0.5% @ 4 ohm
These specifications are Amplifier Power Standard CEA-2006 Compliant
Specifications subject to change without notice