Audio-Technica ATW-901A/G
System 9 VHF Wireless Guitar/Instrument System

OUR PART #  ATW-901A/G


A pro-quality 4-channel frequency-agile wireless system that's designed to deliver rock-solid performance, Audio-Technica's ATW-901A/G is part of their System 9 series, and features easy setup and clear, natural sound quality. With sleek, stackable, and contemporary styling, this particular product is a guitar/instrument wireless outfit. It offers 4 compatible user-switchable VHF channels (169.505, 170.245, 171.045, and 171.905 MHz).

The ATW-901A/G setup includes the ATW-R900a receiver and ATW-901a body pack transmitter with guitar/instrument input cable. The ATW-R900a 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. The ATW-R900a also offers volume control along with AF Peak, RF, and Power indicator lights.

Audio-Technica ATW-901A/G Includes:

  • ATW-R900a receiver
  • ATW-T901a body pack transmitter
  • Receiver power supply
  • AT-GcW guitar/instrument input cable

Audio-Technica ATW-901A/G 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

Audio-Technica ATW-901A/G Specifications:

Overall System

  • Operating Frequencies: VHF highband, 169 MHz to 172 MHz
  • Modulation Mode: FM
  • Maximum Deviation: ±10 kHz
  • Dynamic Range: =90 dB (A-weighted), typical
  • Total Harmonic Distortion: <1% (at 1 kHz, ±10 kHz deviation)
  • Operating Range: 200' (60 m) typical
    Open range environment with no interfering signals
  • Operating Temperature Range 40°-110° F (4°- 43°C)
    Battery performance may be reduced at very low temperatures
  • Frequency Response: 80 Hz to 13 kHz

ATW-R900a Receiver

  • Receiving System: Non-diversity, single-channel, dual antenna system
  • Image Rejection: 50 dB minimum
  • RF Sensitivity: 20 dBuV at 60 dB S/N ratio (50 ohms termination)
  • Normal Output Level:
    • XLR, balanced: 350 mV (1 kHz modulation, 10 kHz deviation, 100 kOhm load)
    • 1/4" (6.3 mm), unbalanced: 700 mV (1 kHz modulation, 10 kHz deviation, 100 kOhm load)
  • Power Supply: 100-240V AC (50/60 Hz) to 12V DC .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: 12.0 oz (337 grams)

ATW-T901a Body Pack Transmitter

  • RF Output Power: 10 mW
  • 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)
    Depending on battery type and use pattern
  • Dimensions (W x Hx D): 2.76" x 4.08" x 0.98" (70.2 x 103.7 x 24.9mm)
  • Net Weight (without batteries): 2.8 oz. (80.0 grams)

AT-GcW Guitar Input Cable

  • Length: 36"
  • Connectors: ¼" and 4-pin XLR
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