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Parasound Halo A23+ - 2 Channel Stereo Power Amplifier (Black)

Rs. 228,000.00
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Description

A 23+ Stereo Power Amplifier

Changes from the original A 23→A 23+

  • 125 → 160 Watts (8Ω)
  • 225 → 240 Watts (4Ω)
  • 400 → 500 Watts (bridged)
  • Filter cap: 40,000 uF →54,400 uF
  • Crosstalk (20kHz): 63dB → 70dB
  • Transformer size: 1.0 kVA → 1.1 kVA
  • Refined Halo cosmetic with aluminum end caps & gold highlights
  • Updated rear panel with heavy duty speaker terminals from HINT 6
  • Upgraded internal gold on gold audio connections
  • Updated auto turn on circuit

All Features

  • 160 watts x 2 @ 8 Ω RMS, both channels driven
  • 240 watts x 2 @ 4 Ω RMS, both channels driven
  • 500 watts x 1 @ 8 Ω, in bridged mode
  • Circuitry designed by legendary John Curl
  • High bias Class A/AB operation
  • 45 amperes peak current per channel
  • Stable with speaker impedance dips below 2 Ω
  • Balanced inputs with discrete circuits
  • Heavy-duty 24k gold-plated 5-way speaker binding posts
  • Gold-plated RCA input & loop output jacks
  • Direct-coupled signal path, no capacitors or inductors
  • DC Servo and relay protection circuits
  • AC turn-on inrush surge protection with relay bypass
  • JFET input stage, MOSFET driver stage
  • 12 beta-matched 15 ampere, 60 MHz bipolar output transistors
  • 1.1 kVA shielded toroid transformer w/ independent windings for each channel
  • Independent power supplies for input stage, driver stage and output stage
  • 54,400 µF filter capacitors for output stages
  • Full power is rated all the way down to 5Hz for unrestricted low-end bass
  • Harris hyper-fast soft-recovery bridge diode rectifiers
  • Automatic turn-on by 12 V trigger or audio sensing
  • 2 rack space chassis with rear carry handles
  • Rack mount hardware available separately

Additional Information

Specifications

Power Output
Stereo Mode (0.06% THD)
160 watts x 2, 8 Ω both channels driven
240 watts x 2, 4 Ω both channels driven
Total Harmonic Distortion (THD)
< 0.06 % at full power
< 0.03 % at typical listening levels
DC Trigger Requirements
+9 Vdc to +12 Vdc, 5 mA
Power Output
Stereo Mode (0.9% THD)
210 watts x 2, 8 Ω both channels driven
300 watts x 2, 4 Ω both channels driven
IM Distortion
< 0.04 %
Audio Trigger Requirements
2 mV - 10 mV
Power Output
Bridged Mode (0.06% THD)
500 watts x 1, 8 Ω
Bridged 4 Ω operation is not recommended
TIM
Unmeasurable
XLR Pin Identification
1 = Ground (Shield)
2 = Positive
3 = Negative (Return)
Power Output
Bridged Mode (0.9% THD)
600 watts x 1, 8 Ω
Bridged 4 Ω operation is not recommended
*All Power measurement are at 120 VAC, RMS continuous power, full audio band (20 Hz - 20 kHz)
Inter-channel Crosstalk
> 85 dB at 1 kHz
> 70 dB at 20 kHz
Dimensions
Width: 17-1/4" (437 mm)
Depth: 15"-1/4" (388 mm)
Depth, with cables 17" (432 mm)
Height, with feet: 4-1/8" (105 mm)
Height, without feet: 3-1/2" (89 mm), 2U
Input Impedance
Unbalanced: 33 kΩ
Balanced: 66 kΩ,(33 kΩ per leg)
Current Capacity
45 amps peak, per channel
Total Gain
29 dB
Net Weight
27 lb. (12.2 kg)
Slew Rate
> 130 volts per microsecond
Input Sensitivity for 28.28 V Out (8 Ω Load)
Unbalanced: 1 V
Balanced: 1 V per leg
Shipping Weight
34 lb. (14.4 kg)
Frequency Response
5 Hz - 100 kHz, +0/-3 dB
20 Hz - 20 kHz, +0/-0.25 dB
S/N Ratio
> 112 dB, input shorted, IHF A-weighted
> 107 dB, input shorted, unweighted
Power Requirement
Standby: <1 Watt
Idle (no music playing): 75 Watts
Typical Listening levels: 125 Watts
Maximum: 800 Watts
110-125 VAC 60 Hz or 220-250 VAC 50 Hz
AC mains voltage is set on rear panel
Damping Factor
> 800 at 20 Hz

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    AV Shack

    Parasound Halo A23+ - 2 Channel Stereo Power Amplifier (Black)

    Rs. 228,000.00

     

    • Free Shipping (India)
    • Brand New Unit(s)
    • Price Includes GST
    • Official Manufacturers Warranty
    • EMI Payment Option Available
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