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Parasound Halo JC 3 Jr. Silver Phono Preamplifier - JC3JRSIL
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Abt Model: JC3JRSIL
UPC: 100002500047
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Parasound JC3JRSIL Halo JC 3 Jr. Silver Phono Preamplifier
Features
- Circuitry designed by legendary John Curl
- Circuit board layout by Carl Thompson
- Cartridge options for 47k Ω MM and MC/MI
- Variable MC impedance adjustment of 50-550 ohms
- Gain select for 40 dB/50 dB/60 dB unbalanced (46 dB/56 dB/66 dB balanced)
- Balanced and unbalanced outputs
- Mono switch can improve sound of mono & older LPs
- Convenient auto turn-on by 12V trigger
- RIAA accurate to within 0.2 dB
- Incredible S/N up to 94 dB and THD less than 0.02%
- Vishay-Dale resistors in the audio path
- Aluminum shield separates power supply and audio circuits
- Shielded toroid power transformer
- High speed-soft recovery bridge rectifiers and common mode inductors
- Vampire brand 24k gold-plated RCA jacks
- Neutrik brand locking balanced XLR outputs connectors
- Compact 1U chassis (2.5" high with feet)
California customers:
General
Total Harmonic Distortion (THD)
< 0.02% at 1 kHz
Frequency Response
20-20Khz, +/- 0.2dB
Input Impedance
MM or MI: 47k Ω, MC Variable: 50- 550 Ω
Output Impedance
Unbalanced: < 100 Ω, Balanced: < 100 Ω per leg
Power Requirements
115 VAC or 230 VAC 50 - 60 Hz
Power Consumption
9W
Standby Power Consumption
<1 watt
Signal-to-Noise Ratio (40 dB Setting)
>85dB, input shorted, IHF A-weighted, >80dB, input shorted, unweighted
Signal-to-Noise Ratio (50 dB Setting)
>89dB, input shorted, IHF A-weighted, >84dB, input shorted unweighted
Signal-to-Noise Ratio (60 dB Setting)
> 94dB, input shorted, IHF A-weighted , > 91dB, input shorted, unweighted
Inter-Channel Crosstalk
>80 dB at 1 kHz
Input Capacitance
150 pF
Total Gain
40 dB / 50 dB / 60 dB (unbalanced output), 46 dB / 56 dB / 66 dB (balanced output)
Input Sensitivity at 1 kHz, 4mV Input
40 dB: 4 mV for 450mV output, 50 dB: 4 mV for 1.4 Volts output, 60 dB: 4 mV for 4.25 Volts output
Input Sensitivity at 1 kHz, 1V Output
40 dB: 9 mV for 1.0 Volt output, 50 dB: 3 mV for 1.0 Volt output, 60 dB: 0.9 mV for 1.0 Volt output
XLR Pin Identification
1 = Ground (Shield), 2 = Positive, 3 = Negative (Return)
Approximate Dimensions
Height (in)
2.5
Width (in)
17.25
Depth (in)
14.75
Depth With Cables (in)
17
Height Without Feet (in)
1.75
Approximate Weight
Unit Weight (lbs.)
13
Shipping Weight (lbs.)
19
Warranty Information
Parts Warranty
5 Years
Labor Warranty
5 Years
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