Specifications C500 Preamplifier and C500 Tube Preamplifier
Specifications C500 Preamplifier
Frequency Response
+0,
Total Harmonic Distortion
0.002% maximum from 20Hz to 20,000Hz
Signal To Noise Ratio
High Level, 100dB
Phono, 88dB
Maximum Voltage Output
12V RMS Unbalanced (Spkr1 and Spkr2 Outputs)
25V RMS Balanced (Main, Spkr1 and Spkr2 Outputs)
Output Impedance
220 ohms (Unbalanced and Balanced Outputs)
Sensitivity
High Level, 450mV for 2.5V rated output Phono MM, 4.5mV for 2.5V rated output Phono MC, 0.45mV for 2.5V rated output
Input Impedance High Level: 22K ohms Phono:
MM, 47K ohms; 50 to 750pF, in 50pF steps MC: 25, 50, 100, 200, 500 or 1,000 ohms; 100pF
Maximum Input Signal
High Level:
5V Unbalanced
10V Balanced Phono:
MM, 50mV MC, 5mV
Voltage Gain
High Level Input to Record Output: 0dB
High Level Input to Main Output: 15dB
Phono (Moving Magnet) to Record Output: 40dB
Phono (Moving Coil) to Record Output: 60dB
Specifications C500 Tube Preamplifier
Frequency Response
+0,
Total Harmonic Distortion
0.05% maximum from 20Hz to 20,000Hz
Signal To Noise Ratio
High Level, 93dB
Phono, 80dB
Maximum Voltage Output
10V RMS Unbalanced (Spkr1 and Spkr2 Outputs)
20V RMS Balanced (Main, Spkr1 and Spkr2 Outputs)
Output Impedance
220 ohms (Unbalanced and Balanced Outputs)
Sensitivity
High Level, 450mV for 2.5V rated output Phono MM, 4.5mV for 2.5V rated output Phono MC, 0.45mV for 2.5V rated output
Input Impedance High Level: 22K ohms Phono:
MM, 47K ohms; 50 to 750pF, in 50pF steps MC: 25, 50, 100, 200, 500 or 1,000 ohms; 100pF
Maximum Input Signal
High Level:
5V Unbalanced
10V Balanced Phono:
MM, 50mV MC, 5mV
Voltage Gain
High Level Input to Record Output: 0dB
High Level Input to Main Output: 15dB
Phono (Moving Magnet) to Record Output: 40dB
Phono (Moving Coil) to Record Output: 60dB
Tube Compliment Phono Circuitry:
4 - 12AX7A
High Level Circuitry: 4 - 12AX7A
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