Wzmacniacz uzywany okolo roku 100% sprawny , lekkie slady przytarcia na obudowie jak na zdjeciu pozatym stan idealny
Wiecej informacji pod nr tel: 602 573 502
Wzmacniacz 4-kanałowy klasy AB.
stereo: 4x100W/4Ohm, 4x155W/2Ohm,
mono: 2x310/4Ohm, 2x480/2Ohm,
wymiary: 350x200x50 mm,
waga: 3,5 kg,
SPECIFICATION
MOS SPECIFICATIONS (Tcase = 25 °C / 4 Ohm stereo / 0.2V input level @ 14.4 Volt if not otherwise specified)
TARGET POWERS:
100 Watt per channel @ 4 Ohm
155 Watt per channel @ 2 Ohm
310 Watt BTL mode @ 4 Ohm
480 Watt BTL mode @ 2 Ohm (*)
EFFECTIVE POWERS:
110 Watt (80 Watt @12V6) x 4 46.6 A (η = 65.5 %) @ 4 Ohm / ST mode / 1% THD / 1KHz
162 Watt (118 Watt @12V6) x 4 79.8 A (η = 56.4 %) @ 2 Ohm / ST mode / 1% THD / 1KHz
324 Watt (236 Watt @12V6) x 2 79.8 A (η = 56.4 %) @ 4 Ohm / BTL mode / 1% THD / 1KHz
THD @ 4 Ohm / ST mode: < 0.02 % (1KHz / 90% Power rating ref)
THD @ 2 Ohm / ST mode: < 0.03 % (1KHz / 90% Power rating ref)
DC-DC converter typology: Unregulated
Conversion frequency: 50 KHz (± 6 %)
Absolute maximum operation supply voltage range: 10 V ÷ 16 V
Recommended operation supply voltage range: 11 V ÷ 14.4 V
Power-on/Power-off Voltage Threshold: 9 V / 7.5 V
Mute delay time: 3 secs
Secondary voltages (Amp. / Driver / Pre.): ±34 V / ±7.7 V / ±13.5 V
Max output offset voltage (each channel): ±15 mV
Standby current: 1.8 mA (typical)
Quiescent consumption @ 12V6 / 14V4: 0.61 A / 0.65 A (no idle current regutation)
Idle current regulation (no signal): 0.04 A (each channel)
Quiescent consumption @ 12V6 / 14V4: 0.77 A / 0.81 A (with idle current setted)
Thermal protection consumption: 1 A
Battery ground vs secondary ground decoupling: 1 KOhm
Body ground vs battery ground decoupling: 70 Ohm
Bandwidth (-3dB ÷ 1 Watt): < 5 Hz ÷ 200 KHz
Input sensitivity (Power rating ref): 0.2 V ÷ 5 V
Input impedance @ 1 KHz (STEREO input): 11 KOhm
Input capacitance @ 1 KHz (STEREO input): 220 pF
Input ground decoupling: 15R
S/N ratio (AP filter 10 Hz - 500 KHz ) – Power rating ref: 90 dB
S/N ratio (AP filter 10 Hz - 22 KHz ) – Power rating ref: 110 dB (“A” weighted)
Eq. Input noise (AP filter 10 Hz - 500 KHz ): 6.42 uV
Eq. Input noise (AP filter 10 Hz - 22 KHz ): 0.64 uV (“A” weighted)
Channel separation@ 100Hz / 1KHz / 10KHz – 10 Watt ref: 79 dB / 72 dB / 54 dB
Xover functions: HIGH Pass & LOW Pass (BAND Pass allowed)
(20 ÷ 175Hz) & (50 ÷ 300Hz)
Filter slope - Filter "Q": 12 dB/oct - 0.7 (Stereo & Mono)
Thermal cutoff Threshold: 88 °C (±5°C)
ProSPEED® Fan Controller Threshold: 55 °C (±5°C)
Damping factor @ 100 Hz - 10 Watt ref (Right / Left): 89 / 108 [Front] - 133 / 175 [Rear]
Damping factor @ 1 KHz - 10 Watt ref (Right / Left): 89 / 109 [Front] - 131 / 170 [Rear]
Damping factor @ 10 KHz - 10 Watt ref (Right / Left): 82 / 99 [Front] - 115 / 151 [Rear]
Output impedance @ 1 KHz - 10 Watt ref: 45 mOhm / 37 mOhm [Front] - 30 mOhm / 23 mOhm [Rear]
Load drive limitations (*): 1 Ohm / 2 Ohm (Stereo / Bridged)
Suggested fuse: 80 A (Internal)
Size: 350x200x50 mm
Weight: 3 Kg
(*) 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 1 Ohm ST or 2 Ohm BTL – MUSICAL SIGNAL – speaker load only