Hertz Mille S8 32 bit Hi Res Digital Signal Processor
SKU: 78260025
R9,599.00
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1-3 Days Delivery Time Nationwide

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S8 DSP
The ultra-compact S8 DSP is ideal for integrating any OEM source into car, motorcycle, and boat audio upgrades. It combines advanced technology with high audio quality in a corrosion-free metal and composite case.
S8 DSP processes audio at 96 kHz / 24-bit resolution and has received Hi-Res certification from the Japan Audio Society (JAS), confirming its exceptional audio performance.
The 32-bit DSP manages 6 high/low-level analog input channels, one digital coaxial input, and 8 output channels, offering maximum configuration flexibility. The SPDIF coaxial input allows digital connection to Hi-Res players for superior listening quality. Each output channel includes level control, a 15-pole parametric equalizer, time delays, and a crossover filter. The 7-band parametric equalizer on the input signal ensures a flat response from OEM sources, which often have exaggerated low-frequency emphasis.
Technical Specs
| Nominal Power Supply Voltage / Fuse | 7 ÷ 20 VDC / 1A |
| Pulse Operating Voltage | 5 ÷ 24 VDC |
| Idling Current | 0.34 A |
| OFF Current (ART= OFF) | <80 µA |
| OFF Current (ART= ON) | <80 µA |
| Remote IN | 6 ÷ 20 VDC (10 mA) |
| Remote OUT | 4 ÷ 20 VDC (150 mA) |
| ART (Automatic Remote Turn On/Off) | 1.5 ÷ 7 VDC |
| Analog Low Level Inputs | 6 ch. (Differential input) (Molex microfit to RCAs) |
| Analog High Level Inputs | 6 ch. (Differential input) (Molex microfit to tripped ends) + USS (Universal Speakers Simulator) |
| Digital Inputs | Coaxial SPDIF; up to 24bit 96kHz (Molex microfit to RCA) |
| Input Sensitivity (Low Level) | 0.8V – 6V RMS |
| Input Sensitivity (High Level) | 2.5V – 21V RMS |
| Analog Inputs EQ | 7 bands parametric per input channel |
| Analog Outputs | 8 channels (RCA) |
| Max Output Level (RMS @ 0.05% THD) | 4V |
| Bandwidth | 10Hz – 40KHz (+/-3dB) |
| Signal to Noise Ratio | 105dBA (Analog Input), 112dBA (Digital Input) |
| THD+N (@ 1Vrms out, 1kHz) | <0.005% |
| Crosstalk (@ 1kHz) | >95dBA |
| Sample Rate | 96 kHz |
| Bit Depth | 24 |
| Output Equalizer | 15 bands per channel with adjustable Q and frequency |
| Time Alignment (Distance) | 0 ÷ 468.4 cm / 0 ÷ 184.4 in |
| Time Alignment (Time) | 0 ÷ 13.5 ms |
| Time Alignment (Step) | 0.08 ms; 2.8 cm / 1.1 in |
| Time Alignment (Fine Set) | 0.02 ms; 0.7 cm / 0.27 in |
| Crossovers | AP / HP / LP / BP all channels |
| Crossover Type | Butterworth, Linkwitz-Riley, Bessel |
| Crossover Slope | 6 dB/oct – 30 dB/oct (6 dB steps) |
| Crossover Steps | 120 steps, 20Hz – 20kHz |
| Mute Function | Each channel individually or all channels |
| Presets | 4 presets |
| Preset Selection | 2 specific wires to control 4 preset selection via external switches |
| Input Selection by Wire | One wire to select input between Analog or Digital |
| Audio Signal Compressor on Output Stage | Yes (enable/disable) |
| DSP Chipset | Analog Device: ADAU1451 |
| DSP Management by BT App | Configurator mode for tuning all DSP functions; DRC mode as remote control for volume, SUB level, setup files |
| Setup File Sharing via BT | Upload setup files via BT in Configurator or DRC mode |
| DSP Management by PC/Mac/iOS/Android | Windows 10/11 (USB and BT BLE), Mac OS 10.13+, iOS/Android via app |