User’s Manual
63
SP 1.900
POWER SUPPLY
Nominal power supply voltage 11 ÷ 15 VDC
Pulse Operating voltage 6 ÷ 16 VDC
Idling current 0.9 A
Idling current when off 0.03 mA
Consumption @ 14.4 VDC, MIN load impedance
(Max Musical Power)
50 A
Remote IN 6 ÷ 15 VDC (9 mA)
DC-REM - Remote Turn on by SPK DC from
OUTPUT BTL speakers
3.5 ÷ 7 VDC
INPUTS / OUTPUTS / FILTERS
Inputs Pre IN / Speaker IN
Filters:
Full
Lo-pass: 50 ÷ 250k Hz @ 24 dB/Oct
Bass Boost 45Hz (adjustable) 0 ÷ 8 dB
Phase (adjustable) 0 ÷ 180°
Subsonic 25 Hz @ 24 dB/Oct.
Remote Volume Control (not included) -21 + 5 dB
GENERAL
IP Rating IP55
Operating Temperature Range 0°C (32°F) to 55°C (131°F)
SIZE / WEIGHT
Max size (mm/inch)
211.6 x 130 x 49 / 8.33 x 5.118 x 1.929
Weight (kg/lbs) 2.15 / 4.74
AMPLIFIER STAGE
Distortion - THD @ 1 kHz, 4Ω, 70% Rated Power 0,01%
Damping factor @ 1 kHz, 4Ω, 2 VRMS 200
Bandwidth @ -3 dB 5 Hz ÷ 500Hz
S/N ratio (A weighted @ 1 V Input) 102 dBA
Pre-In sensitivity 0.6 ÷ 6 VRMS
Speaker-In sensitivity 2.2 ÷ 22 VRMS
Minimum load impedance 1Ω
Output power (RMS) @14.4 VDC, 1% THD:
1Ch 600 W (4Ω)
1Ch 1000 (2Ω)
1Ch 1000 (1Ω)
CEA SPECIFICATION
Output power @ 4Ω
1% THD+N, 14.4 V
550 W x 1 Ch
SN ratio (ref. 1 W output) 75 dBA
9
TECHNICAL SPECIFICATIONS
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