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Q5X QT-300 AquaMic

Completely Submersible

The QT-300 AquaMic is the waterproof version of the Award Winning QT-300 BeltPack Transmitter. The QT-300 AquaMic is completely waterproof, fully submersible, and only a tiny bit larger than the original QT-300 BeltPack.

Trial by Water

More from Q5X
Category: Microphones:Wireless:Transmitters


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Used in professional kiteboarding competitions and Americas Cup Yachting, the QT-300 AquaMic has proven itself in extreme wet environments.

QT-300 Tech

The QT-300 AquaMic high quality broadcast audio transmitter has the same reliable electronics and uncompromising quality as the QT-300. The internal lithium battery lasts 8 to 12 hours on a single charge (depending on output power). With 3,000 transmission frequencies, selectable from 525-598 MHz. It features Q5X pre-emphasis DCS-QT companding and is available with standard RF output power of 90mW and factory available from 10-250mW on special order. Like the QT-300 BeltPack, Q5X receivers are required.

Wall power charger with LEMO connector, 1/4 whip antenna, manual, and Q5X one year warranty

Technical Data
Dimensions: 62mm x 35mm x 19mm
Weight: 89g including battery
RF output power: factory set 90mW, 10 to 250 mW on special order
Number of channels: 3,000
RF frequency range: 525 to 598 MHz
Switching bandwidth: 75MHz (25 KHz steps)
Modulation: FM
Nominal deviation: +/- 40 kHz
Peak deviation: +/- 54 kHz
Pre-emphasis: 50 us
Compander: Q5X DCS-QT
Signal to Noise: 110dB (A) rms
Frequency stability: +/- 0.001%
Spurious Emission: <- 60 dBc
Total harmonic distortion (THD): 0.3% at nominal deviation
Frequency response: 50 Hz to 17,000 Hz -Note: System frequency response is dependent on the microphone element
Audio connector: 4 pin lemo
Antenna: 1/4 wave flex
Battery: Internal Lithium
Operating time: (Battery) estimated 8 hrs @ 100mW
Operating Temperatures: -10c to +45C
Approvals: FCC, CE, Industry Canada