Parasound JC 3+ phono előerősítő ezüst színben

Preamp and DAC Features

Latest generation ESS Sabre32 Reference DAC (ES9018K2M)
Asynchronous USB 2.0 supports PCM up to 384kHz/32-bit
USB input decodes Native DSD64, DSD128, DSD256 and DoP DSD
Windows USB drivers for ASIO & WASAPI - Download here
Mac OS does not require any drivers
Coax and optical accept PCM up to 192kHz/24-bit
Analog bass management with high & low pass crossovers
Home theater bypass input for surround sound integration
Front panel subwoofer level control
Dedicated high current headphone amplifier (TI TPA6120)
Phono for MM & MC with 100 Ω or 47k Ω load
Front panel Aux input with automatic +12 dB gain stage
5 pairs RCA line level Analog inputs
1 pair XLR balanced Analog input
Balanced XLR and RCA left and right preamp outputs
1 balanced XLR and 2 RCA subwoofer outputs
Bass & treble controls with relay bypass from remote or front panel
Rear panel IR input and IR loop output jacks
12 Volt input and output to triggers
Back-lit remote control with discrete buttons
0.5w standby power consumption meets Energy Star & EU specs
Power Amp Features

160 Watts x 2 @ 8 Ohms (RMS, both channels driven)
240 Watts x 2 @ 4 Ohms (RMS, both channels driven)
Power amp circuit topology designed by legendary John Curl
Direct amplifier input to bypass preamp section
High bias class A/AB operation
Oversized shielded toroid power transformer
Dual-mono power supply and power amplifier
40,000uF power supply filter capacitance
Matched JFET input stages and MOSFET driver stages
12 high voltage/high current bipolar output transistors
Heavy-duty 24k gold-plated 5-way speaker binding posts
Over temp and short circuit relay protection

Power Output - Both channels driven
(0.05% THD, RMS, 20 Hz - 20 kHz)
160 watts x 2 @ 8 Ω
240 watts x 2 @ 4 Ω Power Output - Both channels driven
(0.9% THD, RMS, 20 Hz - 20 kHz)
180 watts x 2 @ 8 Ω
270 watts x 2 @ 4 Ω Current Capacity
45 amps peak per channel Frequency Response
10 Hz - 100 kHz, +0/-3 dB Total Harmonic Distortion (THD)
< 0.01 %, average listening levels
< 0.05 %, 160 watts x 2 @ 8 Ω Interchannel Crosstalk
> 50 dB at 20 kHz
> 70 dB at 1 kHz Signal to Noise Ratio - IHF A-weighted
Line in: - 103 dB (input shorted)
Digital in: - 106 dB Amplifier Damping Factor
> 800 at 20 Hz Preamp Stage Input Sensitivity
300 mV in for 1 V at Pre Out jacks
Total Preamp Stage Gain: 10 dB
Max Output Unbalanced: 7 V
Max Output Balanced: 9 V Power Amplifier Stage Sensitivity
1 V at Bypass/Amp In for 28 V at Speaker Out
Total Amp Stage Gain: 28 dB Phono Stage Sensitivity / Input Impedance
MM: 35 dB / 47 k Ω
MC: 52 dB / 47 k Ω or 100 Ω High & Low Pass Crossover Slopes
12 dB per octave Supported DAC Sampling Rates
USB: up to 384 kHz / 32-bit PCM
DSD Native: DSD 64, DSD 128, DSD 256
DSD over PCM (DoP) at 384 kHz
Coax/Opt: up to 192 kHz / 24-bit PCM Digital to Analog Converter
ESS Sabre32 Reference ES9018K2M
384 kHz / 32-bit USB 2.0 Controller
VIA VT1731, 384 kHz / 32-bit Headphone Amplifier
Texas Instruments TPA6120A
Output Impedance 10 ohms XLR Pin Identification
1 = Ground (Shield)
2 = Positive
3 = Negative (Return) Input Impedance
Unbalanced: 24 k Ω
Balanced: 100 k Ω per leg Output Impedance
Unbalanced: 100 Ω
Balanced: 470 Ω per leg Dimensions
Width: 17-1/4" (437 mm)
Depth: 16-1/4" (413 mm)
Depth, with cables 17-1/4" (437 mm)
Height, with feet: 5-7/8" (150 mm)
Height, without feet: 5-1/4" (133 mm), 3U Net Weight
33 lb. (15 kg) Shipping Weight
45 lb. (20.4 kg) Power Requirement
Standby: 0.5 watts
Idling power: 70 watts
Maximum: 750 watts
110-125 VAC 60 Hz or 220-250 VAC 50 Hz
AC mains voltage is set on rear