Hertz SP 4.500 Bedienungsanleitung

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All Specifications Subject to Change Without Notice_23.A

1.Up to 87% efficiency thanks to ADC (Advanced D-Class) output stage.

2.USS (Universal Speakers Simulators) allows SP 4.500 to work with head units

featuring the “speaker load detection” circuit.

3. 90 W RMS x 4 (4Ω) with ultra-compact size: 192.7 x 130 x 49 / 7.59 x 5.12 x 1.93

(mm/inch)

4.IP55 aluminium chassis for maximum protection against humidity and external

agents.

5.No cooling fan to prevent internal accumulation of dirt.

6.Sealed power cord, line inputs and speaker outputs to prevent oxidation.

7.Crossovers filters and controls on a single side to facilitate calibration when the

product is installed.

8.Balanced fully-differential high-noise rejection inputs.

9. ART (Automatic Remote Turn-On/Off) automatically turns on/off theamplifier

when the OEM head-unit turns on/off (can be enabled/disabled).

SP 4.500

D-CLASS MONO AMPLIFIER

600 W

A185.7 mm7.31 in.

B192.7 mm7.59 in.

C107 mm4.21 in.

D130 mm5.12 in.

E49 mm1.93 in.

Sealed connectors

E

POWER SUPPLY

Nominal power supply voltage11 15 VDC ÷

Pulse Operating voltage6 16 VDC÷

Idling current1.1 A

Idling current when off0.03 mA

Consumption @ 14.4 VDC, MIN load

impedance (Max Musical Power)

27 A

Remote IN6 15 VDC (9 mA)÷

DC-REM - Remote Turn on by SPK DC

from BTL speakers outputs

3.5 7 VDC÷

AMPLIFIER STAGE

Distortion - THD @ 1 kHz, 4Ω, 70% Rated Power<0.02%

Damping factor @ 1 kHz, 4Ω, 2 VRMS>150

Bandwidth @ -3 dB10 Hz 35 kHz÷

S/N ratio (A weighted @ 1 V Input)100 dBA

Pre-In sensitivity0.6 6 VRMS÷

Speaker-In sensitivity2.2 22 VRMS÷

Minimum load impedance

@ 4Ch: 2Ω

@ 3Ch: 2Ω + 2Ω + 4Ω

@ 2Ch: 4Ω

Output power (RMS) @14.4 VDC, 1% THD:

4Ch90 W x 4 (4Ω)

4Ch150 W x 4 (2Ω)

3Ch80 W x 2 (4Ω) + 330 W x 1 (4Ω)

3Ch145 W x 2 (2Ω) + 300 W x 1 (4Ω)

2Ch300 W x 2 (4Ω)

INPUTS / OUTPUTS / FILTERS

InputsPre IN / Speaker IN

Filters:

Full

Hi-pass: 50 5k Hz @ 12 dB/Oct.÷

Lo-pass: 50 5k Hz @ 12 dB/Oct.÷

Filters:

Full

Hi-pass: 50 5k Hz @ 12 dB/Oct.÷

Lo-pass: 50 5k Hz @ 12 dB/Oct.÷

Bass Boost 45Hz (adjustable)OUT 3 - 4 (0 8 dB) [LP = ON only]÷

CEA SPECIFICATION

Output power @ 4Ω

1% THD+N, 14.4 V

75 W x 4 Ch

SN ratio (ref. 1 W output)81 dBA

SIZE / WEIGHT

Max size (mm/inch)192.7 x 130 x 49 7.59 x 5.12 x 1.93/

Weight (kg/lbs)1.9 4.18/

GENERAL

IP RatingIP55

Operating Temperature Range0°C (32°F) to 55°C (131°F)

Maximum versatility

Produktspezifikationen