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Signal-to-Noise Ratio
A-weighted, 1% THD, referenced at 0 dB setting on transmitter
>113 dB
Total Harmonic Distortion
45 kHz max. deviation
<0.3%, A-weighted, typical
System Audio Polarity
Positive pressure on microphone diaphragm (or positive voltage applied to tip of WA302 phone plug) pro-
duces positive voltage on pin 2 (with respect to pin 3 of low-impedance output) and the tip of the high im-
pedance 1/4-inch output.
Gain Adjustment Range
-10 to +40 dB (in 1 dB steps)
Battery Type
Shure AXT910 (Rechargeable Li-Ion)
Battery Life
Up to 8 hours (low power mode)
Dimensions
77 mm x 66 mm x 17 mm (3.0 in. x 2.6 in. x 0.7 in.) H x W x D, with AXT910 battery
Weight
146.6 g (5.2 oz.), with batteries
Housing
Cast aluminum
Operating Temperature Range
-18°C (0°F) to 63°C (145°F)
Storage Temperature Range
-29°C (-20°F) to 74°C (165°F)
Audio Input
Connector
4-Pin male mini connector (TA4M) / 3-Pin male mini connector (LEMO)
Configuration
Unbalanced
Impedance
1 MΩ
Shure Incorporated
13/18
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