Parasound Halo JC5 Power Amplifier

Features

• 400 watts x 2 @ 8 Ω RMS, both channels driven


• 600 watts x 2 @ 4 Ω RMS, both channels driven


• 1200 watts x 1@ 8 Ω, in bridged mode


• Circuitry designed by legendary John Curl


• Ultra-high bias Class A/AB operation


• 12 watts per channel of pure Class A power


• 90 amperes peak current per channel


• Stable with speaker impedance dips to 1.5 Ω


• Balanced inputs with discrete circuits


• CHK Infinium, custom 5-way speaker binding posts


• Neutrik locking XLR input connectors


• Vampire 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


• Dual-mono input stages with ±110 volt DC rails


• JFET input stage, MOSFET driver stage


• 24 beta-matched 15 amperes, 60 MHz bipolar output transistors


• 1.7 kVA shielded toroid power transformer with independent windings for each channel


• Independent power supplies for left & right channel input stages, driver stages, output stages


• 8,880 µF Nichicon Gold Tune filter capacitors for input stages


• 132,000 µF Rubycon 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


• 4 rack space chassis with rear carry handles


• Rackmount hardware is included


• Available in silver or black

Power Output — Both Channels Driven
400 watts x 2, 8 Ω
600 watts x 2, 4 Ω

Power Output — Bridged Mode
1200 watts x 1, 8 Ω
Bridged 4 Ω operation is not recommended

Power measurement parameters are at 120 VAC:
0.05% THD, RMS continuous power,
full audio band (20 Hz - 20 kHz)

Current Capacity
90 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)
< 0.05 % at full power
< 0.03 % at typical listening levels

IM Distortion
< 0.04 %

TIM
Unmeasurable

Inter-channel Crosstalk
> 87 dB at 1 kHz
> 72 dB at 20 kHz

Input Impedance
Unbalanced: 33 k&ohm;
Balanced: 66 k&ohm;,(33 k&ohm; per leg)

Total Gain
29 dB

Input Sensitivity for 28.28 V Output into 8 &ohm;
Unbalanced: 1 V
Balanced: 1 V per leg

S/N Ratio
> 116 dB, input shorted, IHF A-weighted
> 111 dB, input shorted, unweighted

Damping Factor
1000 at 20 Hz

DC Trigger Requirements
+9 Vdc to +12 Vdc, 5 mA

Audio Trigger Requirements
2 mV - 10 mV

XLR Pin Identification
1 = Ground (Shield)
2 = Positive
3 = Negative (Return)

Dimensions
Width: (448 mm)
Height without feet: (181 mm)
Height with feet: (197 mm)
Depth: (508 mm)
Depth with cables: (546 mm)

Net Weight: (33.1 kg)

Shipping Weight: (40.8 kg)

Power Requirement
Standby: 1 Watt
Idle (no music playing): 225 Watts
Typical listening levels: 400 Watts
Maximum: 1500 Watts