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Audio-Technica ATW-3131b Wireless UHF Bodypack System, usually ships in 24-48 hours

Our Price: $Call. List price: $799.00. Price includes 5' XLR cableEmail me a quote

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Additional information for Audio-Technica ATW-3131b Wireless UHF Bodypack System

System Includes:

  • ATW-R3100b receiver
  • ATW-T310b UniPak Transmitter
  • AT831cW Lavalier Microphone

Audio-Technica's third-generation 3000 Series wireless systems offer up to 1001 selectable UHF frequencies and new features for clear sound & intuitive operation. AT has simplified selection of usable frequencies, increased system reliability, and illuminated transmitter screens for clear reads on dark stages. It all adds up to the luxury of rock-solid, richly detailed high-fidelity sound.
The versatile ATW-T310b UniPak body-pack transmitter features a secure 4-pin locking connector compatible with a wide range of microphones, as well as a guitar cable. A 3-position sliding cover on the transmitter's control panel prevents accidental shut-off or channel-switching. A new locking battery compartment provides a more secure latch and more robust design.
AT831cW Cardioid Condenser Lavalier Microphone
This clip-on lavalier mic provides crisp, full-sounding voice pickup. The AT831cW also excels as an instrument mic, especially for pickup of acoustic guitar with included AT8444 guitar adapter. The mic is ideal for higher SPL applications. Excellent gain before feedback and suppression of background noise. Operates on phantom power only.
  • 996-1001 UHF frequencies in one of three UHF frequency ranges
  • Antenna power available for powered antennas & other in-line RF devices
  • Nine pre-coordinated frequency scan groups simplify selection of usable frequencies in a multi-channel wireless system
  • True Diversity operation reduces dropouts
  • Advanced digital Tone Lock squelch effectively blocks stray RF and communicates transmitter data for receiver display
  • Transmitters offer backlit LCD & dual-color LED
  • Locking battery compartment with secure latch and robust design
  • Ground-lift switch helps eliminate audible hum caused by ground loops
  • Balanced and unbalanced audio output jacks

The Audio-Technica ATW-3131b Wireless UHF Bodypack System is available from

Specifications for Audio-Technica ATW-3131b Wireless UHF Bodypack System

Overall System Specifications

  • Operating Frequencies: UHF Band
    Band C: 541.500 MHz to 566.375 MHz (996 frequencies)
    Band D: 655.500 MHz to 680.375 MHz (996 frequencies)
    Band I: 482.000 MHz to 507.000 MHz (1001 frequencies)
    Not all frequencies are available in all areas. Please check with local regulations.
  • Minimum Frequency Step: 25kHz
  • Modulation Mode: FM
  • Maximum Deviation: +/-35kHz
  • Dynamic Range: >110dB (A-weighted), typical
  • Total Harmonic Distortion: <1% (at 1kHz, +/-17.5 kHz deviation)
  • Operating Range: 100m (300') typical
  • Open range environment with no interfering signals
  • Operating Temperature Range: -5 C to +45 C (23 F to 113 F)
  • Battery and LCD performance may be reduced at very low temperatures
  • Frequency Response: 70Hz to 15kHz (+1 dB, -3 dB)

ATW-R3100b Receiver Specifications
  • Receiving System: True diversity
  • Image Rejection: 60dB nominal, 55dB minimum
  • RF Sensitivity: 20 dBuV at 60 dB S/N ratio
  • Maximum Output Level: XLR, balanced: +9dBV; 1/4", unbalanced: +7 dBV
  • Antenna Input: BNC-type, 50 ohms; Bias voltage 12V DC, 60 mA, each
  • Power Requirements: 12-18V DC, 500 mA
  • Dimensions (W x D x H): 8.27" x 6.47" x 1.73" (not including BNC connectors or feet)
  • Net Weight: 38.8 oz, without accessories
  • Accessories Included: Two flexible UHF antennas; AC adapter (country dependent); rack-mount adapters

ATW-T310b Body-Pack Transmitter Specifications
  • RF Power Output: High: 30mW, Low: 10mW (switchable), at 50 ohms
  • Spurious Emissions: Following federal and national regulations
  • Input Connection: Four-pin Locking Connector
    Pin 1: GND
    Pin 2: INST INPUT
    Pin 3: MIC INPUT
    Pin 4: DC BIAS +5V
  • Batteries: Two 1.5V AA, not included
  • Battery Life: Depending on battery type and use pattern
  • High: 6 hours (alkaline)
  • Low: 8 hours (alkaline)
  • Dimensions (W x D x H): 2.6" x 0.94" x 3.43"
  • Net Weight: 2.9 oz, without batteries

AT831cW Lavalier Microphone Specifications
  • Includes clothing clip and windscreen
  • 55" cable terminated with locking 4-pin connector for AT UniPak wireless systems
  • Element: Fixed-charge back plate, permanently polarized condenser
  • Polar Pattern: Cardioid
  • Frequency Response: 40-16,000 Hz
  • Low Frequency Roll-Off: 80Hz, 18 dB/octave
  • Open Circuit Sensitivity: -42dB (7.9mV) re 1V at 1 Pa
  • Impedance: 250 ohms
  • Maximum Input Sound Level: 141 dB SPL, 1kHz at 1% T.H.D.
  • Dynamic Range (typical): 112 dB, 1kHz at Max SPL
  • Signal-to-Noise Ratio: 65 dB, 1kHz at 1Pa
  • Phantom Power Requirements: 11-52V DC, 2 mA typical
  • Switch: Flat, roll-off

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