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4.6Out of 134 Reviews

    • JC 1+ Mono Power Amplifier
      • JC 1+ Mono Power Amplifier
      • JC 1+ Mono Power Amplifier
      • JC 1+ Mono Power Amplifier
      • JC 1+ Mono Power Amplifier
      • JC 1+ Mono Power Amplifier

      Parasound

      Parasound JC 1+ Mono Power Amplifier

      (0)

      $8,495.00

        In stock (0) - 10 - 20 days Available in store: Check availability

        Delivers plenty of power with minimal distortion, and it's 2-ohm stable for driving even the most demanding speakers. Free Shipping to Continental US only !

        Product description

        Changes from the JC 1 to JC 1+

        400 → 450 Watts @ 8Ω

        800 → 850 Watts @ 4Ω

        1200 → 1300 Watts @ 2Ω

        Filter capacitance: 132,000 → 198,000 uF

        Transformer capacity: 1.9 → 2.1 kVA

        Output transistors: 18 → 24 Sanken 60Mz devices

        Peak current: 135 → 180 amps

        Weight: 64 → 83 lbs net

        Bybee Music Rails™ active high frequency noise filters

        John Curl driver stage employs a new cascode circuit design

        FR-408 input circuit board material improves HF signal integrity

        Gain switch to select 29 dB or 23 dB of gain

        R-core power transformer for input stage

        Input circuit board is shielded

        Double thickness copper on output/power supply circuit boards

        Gold-plated internal audio signal path connectors

        Custom CHK Infinium speaker binding posts

        Looping Neutrik XLR output for easier bi-amping

        Front panel power indicator LED

        Updated auto turn on circuits with 3.5mm 12V trigger jacks

        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

        - Gain switch to select 29 dB or 23 dB gain for optimum compatibility with high gain preamps or extremely efficient speakers

        - R-core transformer for input stage suppresses noise on power line

        - 6 massive 33,000 uF Nichicon Gold Tune filter capacitors for output stage

        - 22,400 uF input stage power supply filter capacitors, independent of the main power supply

        - Dual CHK Infinium, custom 5-way speaker binding posts for easy bi-wiring

        - Neutrik locking XLR balanced input & loop output jacks

        - Vampire 24k gold-plated RCA input & loop output jacks

        - Direct-coupled signal path, no capacitors or inductors in the audio path

        - JFET input stage, MOSFET driver stage

        - 24 beta-matched 15 ampere, 230V, 60 MHz bipolar output transistors

        - 2.1 kVA shielded toroid power transformer with premium H18 grade core

        - Independent power supplies for input stage, driver stage & output stage

        - Full power is rated all the way down to 2Hz for unrestricted low-end bass

        - Harris hyper-fast soft-recovery bridge diode rectifiers

        - REL & Nichicon Muse capacitors

        - DC servo & relay protection circuits

        - AC turn-on inrush surge protection with relay bypass

        - 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

        Parasound JC1+ Mono Amplifier User's Manual

        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 %

        TIM: Unmeasurable

        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

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

        Dimensions 
        Height without feet: 71/8" (181 mm) 
        Height with feet: 73/4" (197 mm) 
        Depth: 20" (508 mm) 
        Depth with cables: 211/2" (546 mm)

        Shipping Carton Dimensions 
        Width: 291/2" (750 mm) 
        Depth: 271/2" (700 mm) 
        Height: 153/4" (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

        Contact us to inquire how you can finance your purchase through our partner, Synchrony.

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