Transmitter Specifications

Operating Range

30 m (100 ft.)

Note: Actual range depends on RF signal absorption, reflection, and interference

Frequency Stability

±10 ppm

Maximum Frequency Deviation

45 kHz

Oscillator Type

Phase-locked loop (PLL) controlled synthesizer

Power Requirements

3V (2 AA alkaline or rechargeable batteries)

Battery Life

≥8 hours (alkaline)

Power Consumption

130 mA, ±15 mA

Operating Temperature Range

-18–57 °C (0–135 °F)

Note: Battery may limit this range

Dimensions

43 mmH x 87 mmW x 148 mmD (1 11/16 x 3 3/8 x 5 13/16 in.)

Weight

Net: 318 g (11.2 oz)

Packaged: 516 g (18.2 oz)

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Shure MX690 manual Transmitter Specifications