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Parasound Halo JC3 Jr. Phono Pre-amplifier
Phono Preamplifier by John Curl
As low as $3,195.00
SKU
parajc3jr
- Circuit designed by legendary John Curl
- Circuit board layout by Carl Thompson
- Cartridge options for 47k Ω MM and MC/MI
- Variable MC Impedance adjustments of 50-550Ω
- Gain select for 40dB / 50dB / 60dB Unbalanced, 46dB / 56dB / 66dB 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 0.2dB
- Incredible S/N up to 94dB and THD less than 0.02%
- Vishay-Dale resistors in the audio path
- Aluminim shield separates power supply and audio circuits
- Shielded toroidal power transformer
- High speed, soft recovery bridge rectifiers and common mode inductors
- Vampire brand 24k gold-plated RCA jacks
- Neutrik brand locking balanced XLR output connectors
- Compact 1U chassis (2.5" high with feet)
- Available in Silver or Black
| Frequency Response | 20-20kHz, +/- 0.2dB |
| Total Harmonic Distortion | <0.02% at 1kHz |
| Signal to Noise Ratio, 40dB setting |
>85dB, Input Shorted, IHF A-Weighted |
| Signal to Noise Ratio, 50dB setting | >89dB, Input Shorted, IHF A-Weighted >84dB, Input Shorted, Unweighted |
| Signal to Noise Ratio, 60dB setting | >94dB, Input Shorted, IHF A-Weighted >91dB, Input Shorted, Unweighted |
| Input Impedance | MM or MI: 47kΩ MC Variable: 50-550Ω |
| Output Impedance | Unbalanced: <100Ω Balanced <100Ω Per leg |
| Input Capacitance | 150pF |
| Input Sensitivity at 1kHz, 4mV Input |
40dB: 4mV for 450mV Output |
| Input Sensitivity at 1kHz, 1V Output |
40dB: 9mV for 1.0 Volt Output |
| Inter-Channel Crosstalk | >80dB at 1kHz |
| Total Gain | 40dB / 50dB / 60dB Unbalanced 46dB / 56dB / 66dB Balanced |
