QT-300 PlayerMic


Micro sized transmitter in a flexible polymer splash-proof case. With an internal Li-ion rechargeable battery and Lemo connector for a removable Lavalier.
Frequency adjustable in 25KHz steps.
RF output power is user adjustable from 10mw to 250mw.

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Designed for the NBA

QT-300 PlayerMic® is a rubberized, flexible, water and sweat resistant body pack. Originally designed for NBA players to wear in their jerseys during games. It will not injure the wearer even if they fall on it or take a direct hit.

Comfortable and Concealable

At 0.4″ thick, 4″ in length and weighing only 2 ounces (including lavaliere microphone) it can be comfortably worn or hidden almost anywhere. It’s the most comfortable audio transmitter in the industry. It has an internal antenna and connector for detachable lavaliere microphones.

QT-300® Tech

The QT-300 PlayerMic® broadcast quality audio transmitter has proven reliable electronics and uncompromising quality.

Wall power charger with barrel connector, manual, and Q5X one year warranty

Technical Data

• Dimensions: 110mm x 43mm x 11mm
• Weight: 68g including battery
• RF output power: adjustable from 10 to 100 mW
• Number of channels: 3,000
• RF frequency range: 525 to 600 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: 1 pin lemo
• Antenna: 1/4 wave flex
• Battery: Internal Lithium
• Operating time: (Battery) estimated 8 hrs @ 90mW
• Operating Temperatures: -10c to +45C
• Approvals: FCC, CE, Industry Canada

NBA PlayerMic System Support