Acer AL1912 manual Electrical characteristics Tamb=25, Speakers

Electrical characteristics (Tamb=25°)

Audio amplifier(USE Panasonic VP-7723A Audio Analyzor. )

Item	Audio Input	Freq.		Spec.		Comment
			Min.	Typ.	Max.
Input Voltage(V)			-	0.5Vm	-
				s
Input Current(m A)			-	500	800
Audio Voltage Gain	500m Vrms	1KHz	-	-	6 d B	Volume Max.,load 4 Ω
Frequency Response	500m Vrms	300Hz-20KH	-10dB	-	+10d B	Volume Max.,load 4 Ω
		z
Signal to Noise ratio	500m Vrms	1KHz	-	-	-40dB	Volume Max.,load 4 Ω
Total harmonic distortion	500m Vrms	1KHz			1%	except speakers distortion
Cross talk	500m Vrms	1KHz	-	-	-30dB	Volume Max.,load 4 Ω
Output Watt.	500m Vrms	1KHz	-	-	0.5W	Volume Max.,load 4 Ω
Volume Control			-	-	-	Analog

Speakers

Maximum power	: 2 W per speaker(max)
Impedance	:	4 ohm +/- 15 %	@ 1kHz 1.0Hz
Frequency response range	: 300 Hz – 20 kHz (S.P.L. – 10 dB)
Total harmonic distortion	:	Less than 5 %	@ 0.125 W 1kHz

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