Blaupunkt PCA 250 Manuale Utente

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.  

Channels 2/1

2/1

Size ( W x H x D) 

9.2x2.0x9.5 inches  (234x51x241mm)

9.2x2.0x12.6  (234x51x320mm)

Weight (with housing)

3.5 lbs (1.59 kg)

4.8 lbs (2.18 kg)

Spade screw speaker terminals? 

YES

YES

Maximum terminal wire size 

14 ga.

14 ga.

Subsonic filter 

YES (10 Hz)

YES (10 Hz)

Separate front/rear or left/right gains? 

NO

NO

Fuse Type

ATC spade -20A

ATC spade -Two 20A

Speaker short, short to +12V, and short to ground protection? 

YES

YES

High, low, and reverse voltage protection? 

YES

YES

Power output transistors 

BTL

BTL

Switching power supply transistors 

BTL

BTL

Minimum speaker impedance  

(non-bridged)

2 ohms

2 ohms

(bridged)

4 ohms

4 ohms

Rated power output @ 0.1% THD, 14.4V

2 channels into 4 ohms / 2 ohms 

(watts rms)

2 x 50 W / 2 x 75 W 

2 x 100 W / 2 x 150 W 

1 channel into 4 ohms 

(watts rms)

1 x 150 W

1 x 300 W

Total Harmonic Distortion @ rated full output 

0.1% THD

0.1% THD

Rated Signal/Noise ratio (averaged value)

Measured @ 1 watt / 1 kHz  

dBA

85

85

Measured @ full rated power (0.1% THD)  dBA

>100

>100

Damping factor 

>100

>100

Frequency response (full-range mode) 

20 - 30,000 Hz

20 - 30,000 Hz

High-pass crossover frequency limits 

50 H z - 250 Hz (variable), 12dB/oct

50 H z - 250 Hz (variable), 12dB/oct

Low-pass crossover frequency limits 

50 H z - 250 Hz (variable), 12dB/oct

50 H z - 250 Hz (variable), 12dB/oct

Input impedance 

10 kohms

10 kohms

Input signal voltage control range 

0.3 - 6.0 vrms

0.3 - 6.0 vrms

Current Draw @ 13.8 VDC (typical values @ X watts / Efficiency %)

@ full rated power, unbridged

(@ 4 ohms)

13.3 A (50%)

26 A (52%)

@ 33% rated power, unbridged

(@ 4 ohms)

7.5 A (35%)

15 A (50%)

@ idle 

(@ 4 ohms)

1.5 A

1.5 A

Minimum battery voltage to maintain rated power 

12.6 VDC

12.6 VDC

Usable battery voltage 

10 - 16 VDC

10 - 16 VDC

Trigger line voltage range 

10 - 16 VDC

10 - 16 VDC

Trigger line current draw 

< 10 mA

< 10 mA

Turn on delay time 

@  2.0 seconds

@  2.0 seconds

Thermal shutoff temperature (average heat-sink temp) 

@ 85˚ C (185˚ F)

@ 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.