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Below is a basic trouble-shooting guide to assist in seeking out and correcting a problem that may occur in the installation
process. Although lengthy, this chart cannot address every single problem possible but mainly the ones most common.
PARAMETER/FEATURE PCA 450
Channels 4/3/2
Size ( W x H x D) 9.2x2.0x12.9 inches (234x51x328mm)
Weight (with housing) 5.0 lbs (2.27 kg)
Spade screw speaker terminals? YES
Maximum terminal wire size 14 ga.
Subsonic filter YES (10 Hz)
Separate front/rear or left/right gains? F/R YES, L/R NO
Fuse Type ATC spade -Two 25 A
Speaker short, short to +12V, and short to ground protection? YES
High, low, and reverse voltage protection? YES
Power output transistors BTL
Switching power supply transistors BTL
Minimum speaker impedance (non-bridged) 2 ohms
(bridged) 4 ohms
PERFORMANCE DATA
Rated power output @ 0.1% THD, 14.4V
4 channels into 4 ohms / 2 ohms (watts rms) 4 x 50 W / 4 x 75 W
2 channels into 4 ohms (watts rms) 2 x 150 W
Total Harmonic Distortion @ rated full output 0.1% THD
Rated Signal/Noise ratio (averaged value)
Measured @ 1 watt / 1 kHz dBA 85
Measured @ full rated power (0.1% THD) dBA >100
Damping factor >100
Frequency response (full-range mode) 20 - 30,000 Hz
High-pass crossover frequency limits 50 H z - 250 Hz (variable), 12dB/oct
Low-pass crossover frequency limits 50 H z - 250 Hz (variable), 12dB/oct
Input impedance 10 kohms
Input signal voltage control range 0.3 - 6.0 vrms
Current Draw @ 13.8 VDC (typical values @ X watts / Efficiency %)
@ full rated power, unbridged (@ 4 ohms) 27 A (50%)
@ 33% rated power, unbridged (@ 4 ohms) 16 A (30%)
@ idle (@ 4 ohms) 1.5 A
Minimum battery voltage to maintain rated power 12.6 VDC
Usable battery voltage 10 - 16 VDC
Trigger line voltage range 10 - 16 VDC
Trigger line current draw <10 mA
Turn on delay time @ 2.0 seconds
Thermal shutoff temperature (average heat-sink temp) @ 85˚ C (185˚ F)
NOTE: DUE TO ONGOING PRODUCT IMPROVEMENTS, DESIGN AND SPECIFICATIONS ARE SUBJECT TO CHANGE
WITHOUT ADVANCED NOTICE TO THE CONSUMER OR RETAILER.
BLAUPUNKT SPECIFICATIONS -
PCA 450 4/3/2 C
HANNEL
A
MPLIFIER