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2.9 Audio Technical specification
2.9.1 General Description:
Output power
Total harmonic distortion
Input signal sensitivity
Input impedance
Frequency response range
Difference of L and R output
2.9.2 Electrical characteristics (Tamb=25 )
Audio amplifier(USE Panasonic VP-7723A Audio Analyzor. )
Item
Input Voltage(V)
Input Current(m A)
Audio Voltage Gain
Frequency Response
Signal to Noise ratio
Total harmonic distortion
Cross talk
Output Watt.
Volume Control
2.9.3 Speakers
Maximum power
Impedance
Frequency response range
Total harmonic distortion
2.9.4 Headphone output
Output power
: 1W + 1W maximum
: Less than 1 % (except speakers distortion)
: 0.5 Vrms for full output
: 47 Kohm +/- 5 %
: 20Hz – 20kHz (except speakers response)
:
Less than 2 dB
Audio Input
Freq.
500m Vrms 1KHz
500m Vrms 300Hz-20KHz -10dB
500m Vrms 1KHz
500m Vrms 1KHz
500m Vrms 1KHz
500m Vrms 1KHz
: 2 W per speaker(max)
: 4 ohm +/- 15 % @ 1kHz 1.0Hz
: 350 Hz – 15 kHz (S.P.L. – 10 dB)
: Less than 5 % @ 0.125 W 1kHz
: 1.6 mW for 32 ohms Headphone
Spec.
Min.
Typ.
-
5
-
500
-
-
-
-
-
-
-
-
-
-
-
19
Comment
Max.
-
800
6 d B
Volume Max.,load 4 Ω
+10d B Volume Max.,load 4 Ω
-40dB Volume Max.,load 4 Ω
1%
except speakers distortion
-30dB Volume Max.,load 4 Ω
1W
Volume Max.,load 4 Ω
-
Analog
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