Ameriphone ER Mode D'emploi page 37

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Specifications
Maximum gain
High frequency (3kHz): 26dB
Wide band (300 to 3000Hz):
20dB
Tone control range
Full range: 300 to 3000Hz
using one slide control.
Dimensions
1 1
Size: 9 " x 7" x 3 "
/2 /4
Weight: 2.52 lbs.
Power Requirements
AC adapter: 9V, 650mA
4 AA NICAD batteries (optional)
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