Parasound Halo JC 1+
Features
Circuitry designed by legendary John Curl
Ultra-high bias Class A/AB operation
25 watts of pure Class A power
Stable with speaker impedance dips below 1Ω
Bybee Music Rails™ - active high frequency filters for input stage
New John Curl driver stage employs a cascode circuit for greater open loop bandwidth & superior linearity
Features
Circuitry designed by legendary John Curl
Ultra-high bias Class A/AB operation
25 watts of pure Class A power
Stable with speaker impedance dips below 1Ω
Bybee Music Rails™ - active high frequency filters for input stage
New John Curl driver stage employs a cascode circuit for greater open loop bandwidth & superior linearity
Features
Circuitry designed by legendary John Curl
Ultra-high bias Class A/AB operation
25 watts of pure Class A power
Stable with speaker impedance dips below 1Ω
Bybee Music Rails™ - active high frequency filters for input stage
New John Curl driver stage employs a cascode circuit for greater open loop bandwidth & superior linearity
PRODUCT DETAILS
Technical Specifications
Power Output-
450 x1 watts @ 8 Ω
850 x1 watts @ 4 Ω
1300 x1 watts @ 2 Ω
Power measurements are with 120 VAC-
0.15% THD, RMS continuous power,
full audio band (20 Hz - 20 kHz)
Class A Power Output-
25 Watts, bias switch set to high
10 Watts, bias switch set to low
Current Capacity- 180 amps, peak
Slew Rate- > 130 volts per microsecond
Frequency Response-
2 Hz - 120 kHz, +0/-2 dB
20 Hz - 20 kHz, +0/-0.25 dB
Total Harmonic Distortion (THD)-
< 0.15 % at full power
< 0.02 % at typical listening levels
IM Distortion- < 0.03 %
Damping Factor- > 1200 at 20 Hz
Input Impedance-
Unbalanced: 50 kΩ
Balanced: 100 kΩ, (50 kΩ per leg)
S/N Ratio, inputs shorted-
>122 dB, IHF A-weighted, bias set to Low
>120 dB, IHF A-weighted, bias set to High
>113 dB, Unweighted, bias set to Low
>111 dB, Unweighted, bias set to High
Total Gain-
29 dB (Gain switch set to normal)
23 dB (Gain switch set to low)
Input Sensitivity for 28.28 V Output into 8 Ω-
Unbalanced: 1 V
Balanced: 1 V per leg
(Gain switch set to normal)
DC Trigger Requirements- +9 Vdc to +12 Vdc, 5 mA
Audio Trigger Requirement- 2.5 mV - 10 mV
Physical Specifications
Dimensions-
Height without feet: 7-1/8" (181 mm)
Height with feet: 7-3/4" (197 mm)
Depth: 20" (508 mm)
Depth with cables: 21-1/2" (546 mm)
Shipping Carton Dimensions-
Width: 29-1/2" (750 mm)
Depth: 27-1/2" (700 mm)
Height: 15-3/4" (400 mm)
Net Weight- 83 lb. (37.6 kg)
Shipping Weight- 107 lb. (48.5 kg)
Power Requirement-
Standby: <1 Watt
Idle (bias set to low): 145 Watts
Idle (bias set to high): 275 Watts
Typical Listening levels: 400 Watts
Maximum: 1500 Watts
