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StereoPlus / Benchmark AHB 2
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Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2
Benchmark AHB 2

Benchmark AHB 2

3990.00

AHB2 ir lineārais pastiprinātājs. Mazā, pasīvi dzesētā šasija tīri nodrošina 480 vatu monofrekvences jaudu 6 omos, ar papildu rezervēm, lai vadītu sarežģītu skaļruņu slodzi. AHB2 nodrošina jaudas efektivitāti, kas konkurē ar D klases (pārslēgšanas) jaudas pastiprinātāju.

Description

CONTINUOUS AVERAGE OUTPUT POWER

< 0.0003 % THD+N at full rated power, 20 Hz to 20 kHz

  • 100 Watts per channel into 8 Ohms, both channels driven
  • 130 Watts per channel into 6 Ohms, both channels driven
  • 190 Watts per channel into 4 Ohms, both channels driven
  • 240 Watts per channel into 3 Ohms, both channels driven
  • 200 Watts into 16 Ohms, bridged mono
  • 380 Watts into 8 Ohms, bridged mono
  • 480 Watts into 6 Ohms, bridged mono

OUTPUT VOLTAGE INTO VARIOUS LOAD IMPEDANCES

< 0.0003 % THD+N at the following output voltages and load impedances, 20 Hz to 20 kHz

  • 29.03 dBV, 31.25 dBu, 28.28 Vrms into 8 Ohms, both channels driven
  • 28.92 dBV, 31.14 dBu, 27.93 Vrms into 6 Ohms, both channels driven
  • 28.81 dBV, 31.03 dBu, 27.57 Vrms into 4 Ohms, both channels driven
  • 28.57 dBV, 30.79 dBu, 26.83 Vrms into 3 Ohms, both channels driven
  • 27.14 dBV, 29.36 dBu, 22.76 Vrms into 2 Ohms, both channels driven
  • 35.05 dBV, 37.27 dBu, 56.57 Vrms into 16 Ohms, bridged mono
  • 34.83 dBV, 37.05 dBu, 55.14 Vrms into 8 Ohms, bridged mono
  • 34.59 dBV, 36.81 dBu, 53.67 Vrms into 6 Ohms, bridged mono
  • 33.16 dBV, 35.38 dBu, 45.52 Vrms into 4 Ohms, bridged mono

SNR & DYNAMIC RANGE

Rated output relative to output noise, inputs shorted

  • 132 dB A-weighted, Stereo Mode
  • 135 dB A-weighted, Mono Mode
  • 130 dB Unweighted, 20 Hz to 20 kHz, Stereo Mode
  • 133 dB Unweighted, 20 Hz to 20 kHz, Mono Mode

NOISE VOLTAGE

Output noise voltage, A-weighted, inputs shorted

  • -103 dBV, -101 dBu, 7.1 uVrms, Stereo Mode
  • -100 dBV, -98 dBu, 9.8 uVrms, Mono Mode

NOISE RELATIVE TO 2.83 VRMS

Output noise relative to 2.83 Vrms, A-weighted, inputs shorted

  • -112 dB, Stereo Mode
  • -109 dB, Mono Mode

THD+N

1 kHz, 80 kHz LPF, at full rated output into any rated load

  • < -118 dB (< 0.00013%), Stereo Mode
  • < -118 dB (< 0.00013%), Mono Mode

THD

1 kHz, 20 kHz LPF, at full rated output into any rated load

  • < -119 dB (< 0.00011%), Stereo Mode
  • < -120 dB (< 0.00010%), Mono Mode

CROSSTALK

  • Better than -115 dB at 1 kHz
  • Better than -92 dB at 20 kHz

FREQUENCY RESPONSE

  • Better than 0.1 Hz to 200 kHz, +0/-3 dB
  • -0.01 dB at 20 Hz, -0.17 dB at 20 kHz, 8-Ohm Load
  • -0.23 dB at 20 Hz, -0.32 dB at 20 kHz, 4-Ohm Load

DAMPING FACTOR

  • 350 at 20 Hz, 8-Ohms
  • 254 at 1 kHz, 8-Ohms
  • 34 at 20 kHz, 8-Ohms
  • 7 at 200 kHz, 8-Ohms

MAXIMUM AUDIO OUTPUT CURRENT

  • 29 A peak, per channel, both channels driven

INPUT SENSITIVITY

  • Low-Gain = 22 dBu (9.8 Vrms), Gain = 9.2 dB
  • Mid-Gain = 14.2 dBu (4 Vrms), Gain = 17.0 dB
  • High-Gain = 8.2 dBu (2 Vrms), Gain = 23 dB
  • Use Mid-Gain or High-Gain settings for unbalanced inputs
  • Unbalanced inputs require RCA to XLRM adapter cables

INPUT IMPEDANCE

  • 50 k Ohms, normal mode
  • 1 M Ohm, common mode

INPUT CMRR

  • 80 dB at 20 Hz, typical
  • 80 dB at 1 kHz, typical
  • 65 dB at 20 kHz, typical

TRIGGER I/O

  • 12 VDC 200 mA current-limited output to trigger turn-on of remote devices
  • DC input for slaving to remote devices
  • Input responds to 3.3 V logic and higher, VIL = 1.26 V, VIH = 2.7 V
  • Absolute maximum input voltage = 30 VDC
  • Absolute minimum input voltage = -0.3 VDC
  • Input Impedance = 20 k Ohms

PROTECTION CIRCUITS

  • Fully Electronic, No Relays
  • Mute Sequencing
  • Distortion Detection
  • Short Circuit Detection
  • Over Current Detection
  • Over Temperature Detection
  • SOA Detection (Output device safe operating area)

DIMENSIONS

NON-RACK-MOUNT VERSION:

  • 11.04″ W x 3.88″ H x 9.34 ” D – Including feet and binding posts
  • 11.04″ W x 3.47″ H x 8.33 ” D – Excluding feet and connectors
  • Faceplate height is 2RU

RACK-MOUNT VERSION:

  • 19.00″ W x 3.88″ H x 10.62 ” D – Including binding posts, handles and removable feet
  • 19.00″ W x 3.47″ H x 8.33 ” D – Excluding feet and connectors
  • 9.09″ rack depth, including binding posts, excluding cables
  • 11″ rack depth, including cables
  • Faceplate height is 2RU

WEIGHT

  • 12.5 lbs., 16 lbs. shipping – Non-rack-mount version
  • 13.5 lbs., 17 lbs. shipping – Rack-mount version

AC INPUT

  • Auto-ranging AC Input
  • 100 to 120 VAC +/- 10%, 8 Amps, 50 – 60 Hz
  • 220 to 240 VAC +/- 10%, 8 Amps, 50 – 60 Hz
  • Idle Power Consumption = 20 W
  • Standby Power Consumption < 0.5 W