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Analog audio specifications, Power supply – Apple Power Mac G5 User Manual

Page 81

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Appendix A

Specifications

81

Analog Audio Specifications

Sample rate: 32 kHz, 44.1 kHz or 48 kHz

Jack type: 1/8” mini

Bits per sample: 16-bit or 24-bit

Frequency response: 20 Hz to -20 kHz, +0.5 dB/-3 dB

Sound out using the headphone jack

Output voltage: 1.4 volts (root mean square) (V

rms

) (+4 dbu)

Output impedance: 24 ohms

Output power: 20 milliwatts (mW)

Signal-to-noise ratio: Greater than 90 dB

Total harmonic distortion: Less than -80 dB (0.01 percent)

Channel separation: Greater than 65 dB

Analog audio line-in

Maximum input voltage: 2 volts (root mean square) (V

rms

) (+8 dbu)

Input impedance: Greater than 47 kilohms

Signal-to-noise ratio: Greater than 90 dB

Total harmonic distortion: Less than -85 dB (0.006 percent)

Channel separation: Greater than 75 dB

Analog audio line-out

Output voltage: 1.4 volts (root mean square) (V

rms

) (+4 dbu)

Output impedance: 24 ohms

Signal-to-noise ratio: Greater than 90 dB

Total harmonic distortion: Less than -80 dB (0.01 percent)

Channel separation: Greater than 65 dB

Power Supply

AC line input

Voltage range: 100–240 V alternating current (AC)

Current: 7.5 amperes (A) uniprocessor or 9.5 amperes (A) dual processor

Frequency: 50–60 Hz

DC display output

4.0 A maximum at nominal 25 V DC from the Apple Display Connector