Product Description
SP 4.900
Ch: 4 - 3 - 2 |
SP 4.900 is the first Hertz amplifier featuring the renewed?Hertz ADC (Advanced D-Class)?output stage, reaching up to 85% efficiency and delivering an impressive power rating of?160 x 4 (4?) W RMS?or?500 W x 2 (4?) W RMS when bridged, with an ultra-compact size of 211.6 (8.3) x 130 (5.1) mm (in.). Being ultra-compact with impressive power, SP 4.900 is the ideal choice for Motorcycle application and for under-seat in sports cars and behind-seat installations in trucks.
General Specs
| Channels | 4 - 3 - 2 |
| Nominal power supply voltage | 11 ? 15 VDC |
| Pulse Operating voltage | 6 ? 16 VDC |
| Idling current | 1.1 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 |
| Distortion - THD @ 1 kHz, 4?, 70% Rated Power | 0.02% |
| Damping factor @ 1 kHz, 4?, 2 VRMS | 200 |
| Bandwidth @ -3 dB | 10 Hz ?35 kHz |
| S/N ratio (A weighted @ 1 V Input) | 105 dBA |
| Pre-In sensitivity | 0.6 ? 6 VRMS |
| Speaker-In sensitivity | 2.2 ? 22 VRMS |
| Minimum load impedance: | |
| @ 4Ch | 2? |
| @ 3Ch | 2? + 2? + 4? |
| @ 2Ch | 4? |
| IP Rating | IP55 |
| Operating Temperature Range | 0?C (32?F) to 55?C (131?F) |
| 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 |
| Adjustable Crossovers | yes |
Product Videos
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Amp Channels 4
