McIntosh C8 2-Channel Vacuum Tube Preamplifier

User Manual - Page 19

For C8.

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19
Specifications
Frequency Response
+0, ±0.5dB from 20Hz-20,000Hz
+0, -3dB from 15Hz-100,000Hz
Total Harmonic Distortion
0.08% maximum from 20Hz to 20,000Hz at rated
Output
Signal To Noise Ratio (A-Weighted)
High Level: 95dB (below rated Output)
Phono MM: 80dB (below 5mV input)
Phono MC: 75dB (below 0.5mV input)
Maximum Output Voltage
8V RMS Unbalanced
16V RMS Balanced
Rated Outputt
6V Unbalanced
12V Balanced
Output Impedance
2.5V Unbalanced
5V ohms Balanced
Input Impedance
High Level - 22K ohms Unbalanced
44k ohms Balanced
Phono MM - 50 to 400pF, in 50pF steps;
47K ohms
Phono MC - 50, 100, 200, 400 or 1,000 ohms;
100pF
Headphone Load Impedance
100 ohms to 600 ohms
Sensitivity (for rated output)
High Level, 450mV Unbalanced, 900mV Balanced
Phono MM, 4.5mV
Phono MC, 0.45mV
Maximum Input Signal
High Level, 5V Unbalanced, 10V Balanced
Phono MM, 80mV
Phono MC, 8mV
Voltage Gain
High Level to Output 1 or 2: 15dB
Phono MM to Output 1 or 2: 55dB
Phono MC to Output 1 or 2: 75dB
Power Control and Trigger Output
12VDC, 25mA
Power Requirements
Field AC Voltage conversion of the C8 is not
possible. The C8 is factory conFigured for one of the
following AC Voltages:
100 Volts, 50/60Hz at 50 watts
110 Volts, 50/60Hz at 50 watts
120 Volts, 50/60Hz at 50 watts
220 Volts, 50/60Hz at 50 watts
230 Volts, 50/60Hz at 50 watts
240 Volts, 50/60Hz at 50 watts
Standby, less than 0.5 watt
Note: Refer to the rear panel of the C8 for the correct
voltage.
Overall Dimensions
Width is 12-9/32 inches (31.2cm)
Height is 7-5/8 inches (19.4cm) including feet
Depth is 16-1/4 inches (41.3cm) including the Front
Panel, Knobs and Cables
Weight
18 pounds (8.2Kg) net, 25 pounds (11.3Kg) in
shipping carton
Shipping Carton Dimensions
Width is 20-3/8 inches (51.8cm)
Height is 13-1/4 inches (33.7cm)
Depth is 16-1/4 inches (41.3cm)
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