ONE 120. 4 DSP
4-channel AB class amplifier with Digital Signal Processor [ Rev 2.0 – 2012.04 ]
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CEA-2006-A SPECIFICATIONS
POWER RATING: 120 Watt per channel @ 4 Ohm < 1% THD+N
SN RATIO: >67 dBA (reference: 1 Watt into 4 Ohm)
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MOS SPECIFICATIONS (Tcase = 25 °C / 4 Ohm stereo / 0.2V input level @ 14.4 Volt if not otherwise specified)
TARGET POWERs: 120 Watt x 4 - ST @ 4 Ohm
165 Watt x 4 - ST @ 2 Ohm
330 Watt x 2 - BTL @ 4 Ohm
EFFECTIVE POWERs: 120 Watt (92 Watt @12V6) x 4 @ 4 Ohm / ST mode / 1% THD / 1KHz - 51.9 A (η = 64.1 %)
168 Watt (129 Watt @12V6) x 4 @ 2 Ohm / ST mode / 1% THD / 1KHz - 87.2 A (η = 53.5 %)
336 Watt (258 Watt @12V6) x 2 @ 4 Ohm / BTL mode / 1% THD / 1KHz - 87.2 A (η = 53.5 %)
THD @ 4 Ohm / ST mode: < 0.20 % (1KHz / 90% Power rating ref)
THD @ 2 Ohm / ST mode: < 0.20 % (1KHz / 90% Power rating ref)
DIM @ 4 Ohm / ST mode: < ---- % (Power rating ref)
DIM @ 2 Ohm / ST mode: < ---- % (Power rating ref)
DC-DC converter typology: Unregulated
Conversion frequency: 45 KHz (± 6 %)
Absolute maximum operation supply voltage range: 10.5 V ÷ 15 V
Recommended operation supply voltage range: 11 V ÷ 14.4 V
Power-on/Power-off Voltage Threshold: 9.5 V / 8.0 V
Mute delay time: 3 secs
Secondary voltages (Amp. / Driver / Pre.): ±36.7 V / ±13.6 V / ±14.9 V
Max output offset voltage (each channel): ±15 mV
Standby current: < 0.1 mA (typical)
Quiescent consumption @ 12V6 / 14V4: 0.82 A / 0.88 A (no idle current regutation)
Idle current regulation @ 14V4 (no signal): 0.05 A (each trimmer)
Quiescent consumption @ 12V6 / 14V4: 0.90 A / 0.98 A (with idle current set)
Thermal protection consumption: ≈ 0.2 A
Battery ground vs secondary ground decoupling: 1 KOhm
Body ground vs battery ground decoupling: 68 Ohm
Bandwidth (-3dB ÷ 1 Watt): < 5 Hz ÷ 20 KHz
Input sensitivity (Power rating ref): 0.28 Vrms ÷ 5.7 Vrms [Low Level] / 0.8 Vrms ÷ 16 Vrms [High Level]
Input impedance @ 1 KHz (STEREO input): 11 Kohm [Low Level] / 47R [High Level]
Input capacitance @ 1 KHz (STEREO input): 10 nF [High Level]
Input ground decoupling: 47R [Low Level] / 50 Kohm [High Level]
S/N ratio (AP filter 10 Hz - 500 KHz ) – Power rating ref: 68 dB
S/N ratio (AP filter 10 Hz - 22 KHz ) – Power rating ref: 87 dB (“A” weighted)
Eq. Input noise (AP filter 10 Hz - 500 KHz ): 118 uV
Eq. Input noise (AP filter 10 Hz - 22 KHz ): 13.3 uV (“A” weighted)
Channel separation@ 100Hz / 1KHz / 10KHz – 10 Watt ref: 61 dB / 61 dB / 56 dB
Features: DSP onboard (configurable with PC)
AUX-IN autosensing mode
High Low Adapter Front & Rear [auto switch-on (BTL/SE)]
Thermal cutoff Threshold: 88 °C (±5°C)
Cooling Fan Temperature Threshold: 50 °C (±5°C)
Damping factor @ 100 Hz - 10 Watt ref (Right / Left): 104 / 128 [Front] - 100 / 118 [Rear]
Damping factor @ 1 KHz - 10 Watt ref (Right / Left): 104 / 131 [Front] - 97 / 118 [Rear]
Damping factor @ 10 KHz - 10 Watt ref (Right / Left): 89 / 109 [Front] - 95 / 85 [Rear]
Load drive limitations (*): 2 Ohm / 4 Ohm (Stereo / Bridged)
Suggested fuse: 2x40 A (onboard)
(*) VERY IMPORTANT NOTE - READ CAREFULLY
4 Ohm ST or 8 Ohm BTL – CONTINUOUS SINEWAVE SIGNAL – pure resistive load or speaker load
2 Ohm ST or 4 Ohm BTL – MUSICAL SIGNAL – pure resistive load or speaker load
MOS di Ivan Mosconi - via La Villa, sn 61034 loc. Ghilardino di Fossombrone - PU (ITALY) Tel. +39-0721728570 – All Right Reserved.
- Features may change without notice -