Parasound JC3 Jr Halo Phono Preamplifier
John Curl is an audio legend with over 30 years experience designing the very finest sounding phono preamps. He has designed acclaimed phono stage preamps for Vendetta Research, Constellation Audio, Audible Illusions and for Parasound, whose JC3+ is a Stereophile Class A Recommended Component. The JC3 Jr. is his most affordable design ever!
Circuitry designed by legendary John Curl
Circuit board layout by Carl Thompson
Cartridge options for 47k 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)
Available in silver or black
Specs
FEATURES:
- Cartridge options for both MM and MC
- Adjustable gain
- Variable MC Loading from 50 Ohms to 550 Ohms
- Mono switch
- Circuit boards designed by Carl Thompson
- Balanced and single-ended outputs
- Convenient 12V turn-on trigger
- Vampire Brand 24kt Gold-Plated RCA jacks
- Neutrik Brand Locking XLR Connectors
- Low-level circuitry housed in isolated sub enclosures
SPECIFICATIONS:
- RIAA Accuracy within 0.2dB
- Signal-To-Noise Ration up to 94 dB
- THD < 0.02%
- Selectable Gain of 40dB, 50dB, 60dB unbalanced
- Selectable Gin of 46dB, 56dB, 66dB balanced
- Torroid Transformer
- Vishay-Dale resistors in the audio path
- High-speed, soft-recovery bridge rectifiers
