Audio-Technica ATW-1811D

System Includes:

• ATW-R1810 Single-channel Receiver
• ATW-T1801 UniPak Body-pack Transmitter
• Lavalier Microphone

With UHF reception (996 frequencies user-selectable in 25 kHz steps), Audio-Technica’s new 1800 Series camera-mount wireless microphone systems provide extremely flexible, professional, and easy-to-use portable wireless solutions.

The ATW-T1801 UniPak™ body-pack transmitters feature a professional locking 4-pin connector compatible with all Audio-Technica Wireless Essentials® microphones.

Additional 1800 Series features include automatic frequency scanning, Tone Lock™ squelch, back-lit LCD, soft-touch buttons, headphone monitor output with independent level control, and durable metal construction.

Features

• Compact receiver is easy to mount on a camera
• UHF reception with 996 frequencies selectable in 25 kHz steps
• Automatic frequency scanning for easy selection of open channels
• Tone Lock™ squelch system eliminates interference when transmitter is off
• Headphone monitor output with independent level control
• Battery fuel-level indicators on transmitters and receiver
• Soft-touch controls for easy frequency selection
• True Diversity operation for resistance to multi-path interference and dropouts
• LCD frequency and battery status display with backlight
• Antenna and AF Peak LED indicators
• Transmitters operate in low or high transmission modes to conserve battery life/maximize power
• Easy, user-friendly operation
• Clear, natural sound quality
• Powered by AA batteries
• System components of the 1800 Series and 3000 Series Wireless Systems canbe used interchangeably** (**Note: The 1800 Series offers UHF wirelessoperating frequencies in 25 kHz steps, while the 3000 Series offers UHFwireless operating frequencies in 125 kHz steps. This means that not everyfrequency selectable on 1800 Series components will be selectable on the 3000Series components. Be certain to set each Transmitter-Receiver pair toidentical frequencies)

System Specifications

• Operating Frequencies: UHF Band D: 655.500 to 680.375 MHz
• Number of Channels: 996 total per band (25 kHz increments)
• Frequency Stability: +/-0.005%, Phase Lock Loop frequency control
• Modulation Mode: FM
• Normal Deviation: +/-10kHz
• Operating Range: 300' typical
• Frequency Response: 70 Hz to 15 kHz

Receiver Specifications

• Image Rejection: >50 dB typical
• Signal-To-Noise Ratio: 104 dB at 30 kHz deviation (A-weighted), maximum modulation 37 kHz
• Total Harmonic Distortion: <1% (+/-10 kHz deviation at 1 kHz)
• Sensitivity: 25 dBµV, (S/N 60 dB at 5 kHz deviation, A-weighted)
• Audio Output: Balanced: 27 mV (at 1 kHz, +/-5 kHz deviation)
• Output Connector: 3-pin mini XLR (TA3M-type)
• Monitor Headphone Output: (typical) 35 mW max., 32 ohm load (per channel)
• Monitor Headphone Jack: 3.5 mm TRS, signals on both Tip and Ring
• External Power Requirements: 12V DC nominal, 500 mA
• Batteries: Four 1.5V AA Alkaline (not included)
• Current Consumption: 350 mA typical
• Battery Life: 10 hours typical (depending on battery type and use pattern)
• Dimensions (W x H x D): 2.95" x 4.92" x 1.25"
• Net Weight: 10.5 oz (without batteries)

Body-Pack Transmitter Specifications

• RF Power Output: High: 30 mW; Low: 10 mW, nominal
• Spurious Emissions: Under federal regulations
• Dynamic Range: >105 dB, A-Weighted
• Input Connections: High impedance, low impedance, bias
• Batteries: Two 1.5V AA Alkaline (not included)
• Current Consumption: High: 180 mA; Low: 160 mA, typical
• Battery Life: Approx. 6 hours (high); 8 hours (low), depending on battery type and use pattern
• Dimensions (W x H x D): 2.6" x 3.43" x 0.94"
• Net Weight: 2.8 oz (without batteries)