Parasound Halo A 23+
Features
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
Features
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
Features
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
PRODUCT DETAILS
Technical 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
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
Power Output – Bridged Mode (0.06% THD)-
500 watts x 1, 8 Ω
Bridged 4 Ω operation is not recommended
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)
Current Capacity- 45 amps peak, per channel
Slew Rate- > 130 volts per microsecond
Frequency Response-
5 Hz - 100 kHz, +0/-3 dB
20 Hz - 20 kHz, +0/-0.25 dB
Total Harmonic Distortion (THD)-
< 0.06 % at full power
< 0.03 % at typical listening levels
IM Distortion- < 0.04 %
Inter-channel Crosstalk-
> 85 dB at 1 kHz
> 70 dB at 20 kHz
Input Impedance-
Unbalanced: 33 kΩ
Balanced: 66 kΩ,(33 kΩ per leg)
Total Gain- 29 dB
Input Sensitivity for 28.28 V Out (8 Ω Load)-
Unbalanced: 1 V
Balanced: 1 V per leg
S/N Ratio-
> 112 dB, input shorted, IHF A-weighted
> 107 dB, input shorted, unweighted
Damping Factor- > 800 at 20 Hz
DC Trigger Requirements- +9 Vdc to +12 Vdc, 5 mA
Audio Trigger Requirements- 2 mV - 10 mV
Circuitry designed by legendary John Curl
Physical Specifications
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
Net Weight- 27 lb. (12.2 kg)
Shipping Weight- 34 lb. (14.4 kg)
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
