Audio-Technica ATW-901a/L System 9 Wireless Body-Pack System with Omni Lavalier Mic

Frequency-agile pro-quality wireless system providing rock-solid performance plus easy setup and clear, natural sound quality.

Designed to provide users with rock-solid performance along with easy setup, Audio-Technica's ATW-901a/L is a member of their System 9 lineup and is a pro-quality 4-channel frequency-agile wireless system delivering clear, natural sound integrity. Featuring sleek, stackable, contemporary styling, and offers 4 compatible user-switchable VHF channels (please see below).

This particular package includes the ATW-R900a receiver and and ATW-901a UniPak® body-pack transmitter with omnidirectional lavalier microphone. The receiver is a non-diversity, single-channel receiver equipped with an advanced dipole antenna design enabling extended operating range, and enhancing operation by providing a ground element in addition to the usual signal element. Also, the ATW-R900a is equipped with a volume control as well as AF Peak, RF, and Power indicator lights.

System 9 from Audio-Technica

A 4-channel frequency-agile wireless system, the System 9 is available in handheld, headworn, guitar, lavalier and body-pack configurations (other configurations sold separately). The system offers 4 compatible user-switchable VHF channels (169.505, 170.245, 171.045, and 171.905MHz).

Each System 9 configuration includes a receiver and either a body-pack transmitter or handheld mic/transmitter. The ATW-R900a receiver is a non-diversity, single-channel receiver with advanced dipole antenna design for extended operating range, which improves operation by providing a ground element in addition to the usual signal element. It also offers volume control along with AF Peak, RF and Power indicator lights.

Includes

• ATW-R900 receiver with power supply
• ATW-T901 UniPak body pack transmitter
• Omnidirectional lavalier microphone with locking 4-pin connector for use with Audio-Technica cW-style UniPak body-pack transmitters

Features

• Easy operation and clear, natural sound quality
• (4) selectable frequency-coordinated VHF channels
• Balanced XLR and unbalanced ¼" output jacks enable use with a wide variety of audio gear
• Reliable performance and durable construction
• Advanced dipole antenna system for extended operating range

Specifications

• Overall System:
  • Operating Frequencies: VHF highband, 169MHz to 172MHz
  • Modulation Mode: FM
  • Maximum Deviation: ±10kHz
  • Dynamic Range: =90dB (A-weighted), typical
  • Total Harmonic Distortion: < 1% (@ 1kHz, ±10kHz deviation)
  • Operating Range: 200' (60m), typical
  • Operating Temperature Range 40°F to 110°F (4°C to 43°C)
  • Frequency Response: 80Hz - 13kHz
• ATW-R900a Receiver:
  • Receiving System: Non-diversity, single-channel, dual antenna system
  • Image Rejection: 50dB minimum
  • RF Sensitivity: 20dBuV @ 60dB S/N ratio (50Ω termination)
  • Audio Output:
    • Nominal Output Level
    • XLR, balanced: 350mV (1kHz modulation, 10kHz deviation, 100kΩ load)
    • ¼" (6.3mm), unbalanced: 700mV (1kHz modulation, 10kHz deviation, 100kΩ load)
  • Power Supply: 100 - 240VAC (50 / 60Hz) to 12VDC, 0.5A, (center positive) switched-mode external power supply
  • Dimensions (W x H x D): 7.48" x 1.82" x 5.06" (190.0 x 46.2 x 128.5mm)
  • Net Weight: 12.0oz. (337g)
• ATW-T901a UniPak Transmitter:
  • RF Output Power: 10mW
  • Spurious Emissions: Following federal and national regulations
  • Input Connection: 4-pin Locking Connector:
    • Pin 1: GND
    • Pin 2: INST INPUT
    • Pin 3: MIC INPUT
    • Pin 4: DC BIAS +9V
  • Batteries: (2) 1.5V AA (sold separately)
  • Battery Life: 8 hours (alkaline)
  • Dimensions (W x H x D): 2.76" x 4.08" x 0.98" (70.2 x 103.7 x 24.9mm)
  • Net Weight (without batteries): 2.8oz. (80.0g)
• Note: further information can be found within the "System 9 Installation and Operation Manual" located under the "Documentation" tab above.