Parasound - John Curl Series HALO JC5 - Stereo Power Amplifier

The Halo JC 5 power amplifier combines pure power and sonic excellence. With two channels delivering 400 watts per channel into 8 Ω, it offers remarkable audio performance. The high bias Class A/AB operation ensures accurate and detailed sound reproduction, while the stable operation into 2 Ω loads allows for flexibility in speaker configurations. With balanced XLR and unbalanced RCA inputs and gold-plated speaker terminals, it offers versatility and reliability. Experience pure power and sonic excellence with the Halo JC 5 power amplifier.- Two channels @ 400 watts per channel @ 8 Ω

- High bias Class A/AB operation

- Stable into 2 Ω loads

- Balanced XLR and unbalanced RCA inputs

- Gold-plated speaker terminals

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 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 %
• TIM: Unmeasurable
• Inter-channel Crosstalk: > 87 dB at 1 kHz; > 72 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 Output into 8 Ω: 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: 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