Parasound Halo JC5 Power Amplifier

Parasound's mission is to put great sound into stunning packages, priced magnitudes lower than any competitor. The results have been clear: Parasound products have won best-in-class awards in the most popular audiophile publications year after year.

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 ampere, 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

Rack mount hardware is included

Available in silver or black

Specifications

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 %

Total Gain: 29db

S/N Ratio 

> 116 dB, input shorted, IHF A-weighted 

> 111 dB, input shorted, unweighted 

Damping Factor: 1000 at 20 k Hz 

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

Dimensions 

Width: 17-5⁄8" (448 mm) 

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) 

Net Weight: 73 lb. (33.1 kg) 

Shipping Weight: 90 lb. (40.8 kg) Power Requirement 

Standby: 1 Watt 

Idle (no music playing): 225 Watts 

Typical listening levels: 400 Watts 

Maximum: 1500 Watts