Mosconi PRO 4|10

RMS Vermogen: 4 x 120 Watt, 2 x 320 Watt @ 4 Ohm.
High-Level Input met Auto-sense power-on.
Bas remote (RTC) ready.

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4-channel AB class amplifier. 

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POWER RATING: 120 Watt per channel @ 4 Ohm < 1% THD+N. 

SN RATIO: >74 dBA / >95 dBA (DDSP) [reference: 1 Watt into 4 Ohm]

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TARGET POWERs:

• 120 Watt per channel @ 4 Ohm
• 160 Watt per channel @ 2 Ohm
• 320 Watt BTL mode @ 4 Ohm

EFFECTIVE POWERs:

• 121 Watt (92 Watt @12V6) x 4
• 167 Watt (127 Watt @12V6) x 4
• 334 Watt (254 Watt @12V6) x 2

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THD @  4 Ohm / ST mode: < 0.035 % (1KHz)

THD @  2 Ohm / ST mode: < 0.04 % (1KHz)

DIM @  4 Ohm / ST mode: <  —-  % (Power rating ref)

DIM @  2 Ohm / ST mode: <  —-  % (Power rating ref) 

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• DC-DC converter typology / Conversion frequency: Unregulated Push-Pull / 50 KHz (± 6 %)
• Supply voltage range operation: 10 V ÷ 16 V (Absolute maximum) / 11 V ÷ 14.4 V (Recommended)
• Power-on/Power-off Voltage Threshold: 9 V / 7.5 V Mute delay time: 4 secs.
• Secondary voltages (VDD / DRIVE / SERV): ±38.2 V / ±12.5 V / ±13.3 V
• Max output offset voltage (each channel): ±15 mV Standby current: < 1 mA (typical)
• Quiescent consumption @ 12V6 / 14V4: 0.52 A / 0.59 A (no idle current regutation)
• Idle current regulation (no signal): 0.15 A (each channel)
• Quiescent consumption @ 14V4: 0.89 A (with idle current setted)
• Thermal protection consumption: 140 mA Ground decoupling: 47R (RCA Input) / 1 KOhm (battery vs secondary) / 68 Ohm. 
• Bandwidth (-3dB ÷ 1 Watt): < 5 Hz ÷ 135 KHz
• Input sensitivity (Power rating ref): 0.35 V ÷ 12 V (5.3 V in DDSP mode)
• Input impedance @ 1 KHz (STEREO input): 15 KOhm (LL) / 47 Ohm (HL)
• S/N ratio  (with AP filter) –  Power rating ref: 81 dB (filter: 10 Hz – 500 KHz )/ 94 dB (filter: 10 Hz – 22 KHz “A” weighted)
• S/N ratio DDSP  (with AP filter) –  Power rating ref: 89 dB (filter: 10 Hz – 500 KHz )/ 116 dB (filter: 10 Hz – 22 KHz “A” weighted)
• Eq. Input noise (with AP filter): 31.9 uV (filter: 10 Hz – 500 KHz )/ 6.44 uV (filter: 10 Hz – 22 KHz “A” weighted)
• Channel separation@ 100Hz / 1KHz / 10KHz – 10 Watt ref: 58 dB / 56 dB / 45 dB
• Xover functions (selectable filters):
  • CH1/2= HP: 43 ÷ 500 Hz(x1) or 430 ÷ 5000Hz(x10) [12 dB/oct – Q: 0.7]
  • CH3/4= HP: 50 ÷ 200Hz & LP:(430 ÷ 5000Hz) [12 dB/oct – Q: 0.7] S
• Special features:
  • DDSP – Direct DSP (bypass all the preamplifier circuitry but the differential input interface)
  • HL/LL – High Level / Low Level selectable input Controlled via uC – Internally controlled via Atmel Processor
• Thermal cutoff Threshold: 95 °C (±5°C)
• ProSPEED® Fan Controller Threshold: 50°C (±5°C)
• Damping factor @ 100 Hz – 10 Watt ref: 453 / 396 [CH1/2] – 219 / 374 [CH3/4]
• Damping factor @ 1 KHz – 10 Watt ref: 455 / 398 [CH1/2] – 220 / 399 [CH3/4]
• Damping factor @ 10  KHz – 10 Watt ref: 199 / 245 [CH1/2] – 94 / 246 [CH3/4]
• Output impedance @ 1 KHz – 10 Watt ref: 8.8 mOhm / 10.1 mOhm [CH1/2] – 18.2 mOhm / 10.0 mOhm [CH1/2]
• Load drive limitations (*): 2 Ohm / 4 Ohm (Stereo / Bridged)
• Suggested fuse: 80 A (Internal)
• Size (mm): 235 / 205 / 55
• Weight (Kg): 2,4