Notified by email when this product becomes available
C-2850 Stereo Preamplifier
$999,999,999,999
Description
Specification
Installation
Returns
Description
Accuphase
C-2850 Stereo Preamplifier
C-2800 series renewal creates the ultimate preamplifier — C-2850. A new preamp generation defined by the harmony of craftsmanship and technology. The revolutionary AAVA (Accuphase Analog Vari-gain Amplifier) principle which enables optimal volume adjustment has been further refined, for ultra-low noise and utterly quiet operation, combined with perfect operation feel. Experience the ultimate in volume control performance and comfort from a component that is in a class of its own. Sophisticated technology and optimized construction using only carefully selected top-notch parts and materials provide effortless operation stability, with ample performance leeway that is the secret behind ultimate reliability. Each single C-2850 is lovingly built by highly experienced craftspersons skilled in the art. The result is a product destined to transport the listener into the enchanting realm of high-end audio.
AAVA volume control for high performance and outstanding sound
Separate high-efficiency toroidal power transformers for left and right channels
Selectable preamp gain
Fully modular construction with separate left/right units for each amplifier stage
Logic-controlled relays for shortest signal paths
Independent phase selection for each input position
Printed circuit boards made from glass cloth fluorocarbon resin
Optional playback capability for analog records
Massive wood cabinet with natural grain finish
Specification
Frequency Response
BALANCED/LINE INPUT
3 ‒ 200,000 Hz ＋0 －3.0 dB 20 ‒ 20,000 Hz ＋0 －0.2 dB
AD INPUT [MM/40 dB, MC]
20 ‒ 20,000 Hz ±0.2 dB
AD INPUT [MM/30 dB]:
20 ‒ 20,000 Hz ±0.3 dB
Total Harmonic Distortion (for all inputs)
0.005%
Input Sensitivity, Input Impedance
Input
Input sensitivity
For rated output
For 0.5 V output
Input impedance
AD: MM/30 dB INPUT
8.0 mV
2.0 mV
47 kilohms
AD: MM/40 dB INPUT
2.5 mV
0.63 mV
47 kilohms
AD: MC/60 dB INPUT
0.25 mV
0.063 mV
10/30/100/300 ohms, switchable
AD: MC/70 dB INPUT
0.08 mV
0.02 mV
10/30/100/300 ohms, switchable
BALANCED/LINE
252 mV
63 mV
40 kilohms/20 kilohms
Rated Output Voltage,
Output Impedance
BALANCED/LINE OUTPUT
2 V 50 ohms
RECORDER REC (with AD input)
252 mV 200 ohms
S/N Ratio
Input
Input shorted (A weighting)
S/N ratio at rated output
EIA S/N
AD: MM/30 dB INPUT
94 dB
86 dB
AD: MM/40 dB INPUT
85 dB
86 dB
AD: MC/60 dB INPUT
80 dB
86 dB
AD: MC/70 dB INPUT
73 dB
87 dB
BALANCED/LINE
111 dB
110 dB
Maximum Output Level (0.005% THD, 20 ‒ 20,000 Hz)
BALANCED/LINE OUTPUT: 7.0 V
RECORDER REC (with AD input): 6.0 V
Maximum Line Input Voltage
BALANCED/LINE INPUT: 6.0 V
Maximum AD Input Voltage
(1 kHz, 0.005% THD)
MM [30/40 dB] INPUT:
310/96.5 mV
MC [60/70 dB] INPUT:
9.5/3.2 mV
Minimum Load Impedance
BALANCED/LINE OUTPUT:
600 ohms
RECORDER REC
10 kilohms
Gain (18 dB position)
Gain selector switch: 12/18/24 dB switchable
BALANCED/LINE INPUT → BALANCED/LINE OUTPUT: 18 dB
LINE INPUT → LINE OUTPUT: 18 dB
AD [MM: 30/40 dB] INPUT → BALANCED/LINE OUTPUT: 48/58 dB
AD [MM: 30/40 dB] INPUT → REC OUTPUT: 30/40 dB
AD [MC: 60/70 dB] INPUT → BALANCED/LINE OUTPUT: 78/88 dB
AD [MC: 60/70 dB] INPUT → REC OUTPUT: 60/70 dB
Loudness Compensation
1: +2 dB (100 Hz), 2: +4 dB (100 Hz), 3: +6.5 dB (100 Hz)
Headphone Jack
Output level: 2 V (40 ohms), Suitable impedance: 8 ohms or above Gain (LOW, MID, HIGH): ±10 dB from standard MID level
Subsonic Filter
10 Hz: –18 dB/octave
Attenuator
–20 dB
Power Requirements
AC120 V/220 V/230 V 50/60 Hz (Voltage as indicated on rear panel)
Power Consumption
40 watts
Maximum Dimensions
Width 477 mm (18-3/4") Height 156 mm (6-1/8") Depth 412 mm (16-1/4") (Depth 414 mm with AD-2850 installed)
Mass
24.5 kg (54.0 lbs) net (25.4 kg (56.0 lbs) with AD-2850 installed) 31.0 kg (68.3 lbs) in shipping carton
Installation
Sometimes we want to listen to our brand new audio setup without having to worry about dragging B&W up two flights of stairs - that's where we come in! Not only are our team experts in high quality AV equipment, they're also professional bodybuilders* who can deliver and install your new toys quickly and efficiently.
*the term 'professional bodybuilders' is used here loosely...
Returns
Our refund policy operates in a 30-day window - after this time we are unable to accept the product and cannot issue a refund. Don't worry, our products are hand picked from thousands of luxury brands to ensure you are only offered the best of the best so we doubt you'll need to consider this policy at all. If you are concerned about making the wrong decision when it comes to your purchase, please feel free to talk with our team of experts who can advise you on equipment based on your personal music taste, aesthetics, and the layout of your listening room. Still not convinced? Discuss the possibility of a loan (trial period) with our experts and hear the difference yourself.
