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Celeste W-4070se Stereo Amplifier                           July 14, 2003


Celeste PW-4070se Front View Celeste W-4070se Rear View
Celeste W-4070se Inside View



The W-4070se produced 85 watts per channel into 8 ohms and 160 watts per channel into 4 ohms, was bridgeable for mono operation, used a fully differential signal path with zero overall feedback and had both single ended (normaland phase inverted) & balanced inputs. The original W-4070 produced 70 watts per channel.



Specifications
Production Dates W-4070     - 1992-1996
W-4070se - 1993-1998
Type Solid State
Configuration Stereo
Power Supply Transformer .75kVA
Power Supply Capacitance 100,000µF
Class Of Operation A/AB
RCA Inputs (normal & phase inverted) 2 pairs
Balanced Input XLR AES/EBU   (se version only)
Input Device Type J-FETs
Input Impedance 47,500 ohms
Input Sensitivity 750mV
Output Device Type Bipolars - 4/channel
Output Binding Posts 1 pair per channel
Output Power @ 8 ohms 85 Watts
Output Power @ 4 ohms 160
Output Power - Bridged Mono 310
Bandwidth +0/-3dB 10Hz - 75kHz
Output Impedance 0.025 ohms
Damping Factor (static) > 320
Gain 27dB
Dynamic Headroom 6dB
Signal-to-noise Ratio > 100dB
Maximum Output Voltage 26
Slew Rate 15V/µs
Maximum Current - Peak 20 amperes
Crosstalk @ 1kHz -100dB
IMD Unmeasureable
THD (20Hz - 20kHz @ 1 watt) < 0.1 %
Power Consumption @ idle 40 Watts
AC Power Requirements 120V / 60Hz   240V / 50Hz
Shipping weight 48 lbs / 21 Kgs
Dimensions 19 x 6.5 x 13 in.

 

 
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