HERTZ (HMD1) HIGH POWER MARINE MONO AMPLIFIER - 800 WRMS X 1 AT 2-OHM HMD1 mono amplifier is the perfect solution to add one or more marine subwoofer to your vassel, being the ideal power extension of HMD8 DSP. At 1 Ohms it is stable and can supply up to 1000 W of power with extremely compact dimension. GENERAL SPECIFICATIONS: Channels : 1 POWER SUPPLY Power supply voltage / fuse : 11 ÷ 15 VDC / 2 x 30A Operating power supply voltage : 6.5 ÷ 17 VDC Idling current : 1.3 A Idling current off : 0.05 mA Consumption @ 14.4 VDC, 2Ω, Max Musical Power : 50 A Remote IN : 6.5 ÷ 15 VDC (1 mA) ART - Automatic Remote Turn on/off from OUTPUT BTL speakers (Selectable) : 2 ÷ 7 VDC AMPLIFIER STAGE Distortion - THD @ 1 kHz, 4Ω, 70% Rated Power : 0.1% Damping factor @ 1 kHz, 4Ω, 2 VRMS : 140 Bandwidth @ -1.5 dB : 10 Hz ÷ 500 Hz S/N ratio (A weighted @ 1 V Input) Master Input : 110 dBA Input sensitivity Pre-In : Selectable: 0.6 - 2.0 - 6.0 VRMS Input sensitivity Speaker-In : Selectable: 2.0 - 6.5 - 20 VRMS Minimum load impedance : 1Ω Adjustable Crossovers : Yes OUTPUT POWER 1Ch @ 4Ω : 500 W 1Ch @ 2Ω : 800 W 1Ch @ 1Ω : 1000 W Total Power RMS : 1000 W INPUTS / FILTERS Pre-In Inputs : RCA Speaker-In Inputs: Wired PHYSICAL SPECS: Max size W x H x D (mm/inch) : 243 x 48 x 159, 9.56 x 1.8 x 6.25 Weight (kg/lbs) : 1,98 (4.36)