
15
Aperture size: external diameter: 3.5mm, internal
diameter: 1.35mm
USB interface
USB signal output is a 9600 bps serial interface.
⒁ AC/DC signal output earphone outlet
DC
AC:Output voltage:1Vrms corresponding to each
range step.
Output impedance:≒ 100Ω
DC:Output voltage:10mv/dB
Output impedance:≒ 1KΩ
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