Clean, accurate reproduction for lecturers, stage/TV performers and singers..

The Audio Technica ATW-1821 Camera Mount UHF Wireless System includes the ATW-R1820 single-channel receiver, two ATW-T1801 UniPak body-pack transmitters and two omnidirectional lavalier microphones. The ATW-1821 offers UHF reception of 996 user-selectable frequencies in 25 kHz steps. The ATW-1821 also features automatic frequency scanning, Tone Lock squelch, back-lit LCD, soft-touch buttons, headphone monitor output with independent level control, and durable metal construction. Audio-Technica's ATW-1821 camera-mount wireless microphone system provides an extremely flexible, professional, and easy-to-use portable wireless solution.

ATW-R1820 single-channel receiver
The ATW-R1820 dual receiver has two completely independent receiver channels in a single unit. Dual balanced outputs enable signals to be mixed, or independently assigned to each output. Independent audio level controls provide flexible audio mixing and monitoring possibilities.

ATW-T1801 UniPak body-pack transmitter
The ATW-T1801 UniPak body-pack transmitter features a professional locking 4-pin connector compatible with all Audio-Technica Wireless Essentials microphones. The ATW-T1801 transmitter offers selectable high and low transmission modes to conserve battery life/maximize power.

Omnidirectional Condenser Lavalier Microphone
The Omnidirectional Condenser Lavalier Microphone is designed to be worn as a lavalier or hidden in loose clothing or in the hair. The wide-range capability of the Omnidirectional lavalier microphone ensures clean, accurate reproduction for lecturers, stage/TV performers and singers. It is terminated with locking 4-pin connector for the Audio Technica A-T UniPak body-pack wireless transmitter. Has a 55" (1.4 m) cable and includes a windscreen and clothing clip.

Audio-Technica ATW-1821 1800 Series Dual Channel Camera Mount UHF Wireless System Features:

• System
• Two completely independent receiver channels in a single unit, for simultaneous operation of two microphones
• Compact dual receiver is easy to mount on a camera
• True Diversity operation for resistance to multi-path interference and dropouts
• 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
• Two independent balanced outputs
• Headphone monitor output with independent level control
• Battery fuel-level indicators on transmitters and receiver
• Soft-touch controls for easy frequency selection
• LCD frequency and battery status display with backlight
• Antenna and AF Peak LED indicators
• Dual-channel receiver can operate in single-receiver mode to extend battery life when only one audio channel is in use
• 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 or by external 12V DC power (not included)
• System components of the 1800 Series and 3000 Series Wireless Systems can be used interchangeably
  
  Omnidirectional Condenser Lavalier Microphone
• Small size provides excellent yet unobtrusive sound pickup
• High intelligibility for lecturers, stage/TV performers and singers
• Wide-range capability ensures clean, accurate reproduction

Order today with the protection of our 45-day lowest price and total satisfaction guarantees!

Audio-Technica ATW-1821 1800 Series Dual Channel Camera Mount UHF Wireless System Specifications:

• Overall System
• UHF Operating Frequencies: Band C: 541.500 to 566.375 Mhz; Band D: 655.500 to 680.375 MHz
• Number of Operating Frequencies: 996 total per band (25 kHz increments)
• Frequency Stability: ±0.005%, Phase Lock Loop frequency control
• Modulation Mode: FM
• Normal Deviation: ±10 kHz
• Operating Range: 300' (100 m) typical
• Operating Temperature Range: 23° F (- 5° C) to 113° F (45 ° C)
• Frequency Response: 70 Hz to 15 kHz
  
  ATW-R1820 Dual-channel receiver
• Receiving System: Dual independent RF sections, automatic-switching diversity
• 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 dBuV, (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
• Monitor Headphone Jack: 3.5 mm TRS, signals on both Tip and Ring
• External Power Requirements: 12V DC nominal, 500 mA
• Batteries (not included): six 1.5V AA alkaline (not included)
• Current Consumption (battery): 600 mA typical
• Battery Life: 6 hours typical, depending on battery type and use pattern
• Dimensions: 3.35" (85.0 mm) W x 5.24" (133.0 mm) H x 1.42 (36.0 mm") D
• Net Weight: (without batteries) 15.0 oz. (425 grams)
• Accessories Included: Two flexible UHF antennas; two 18" TA3F to XLRM
• output cables; belt pouch
  
  ATW-T1801 UniPak body-pack transmitter
• 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 (not included): Two 1.5V AA alkaline
• Current Consumption: High: 180 mA; Low: 160 mA, typical
• Battery Life: Approximately 6 hours (High); 8 hours (Low), depending on battery type and use pattern
• Dimensions (W x H x D): 2.60" x 3.43" x 0.94" (66.0 x 87.0 x 24.0 mm)
• Net Weight (without batteries): 2.8 oz (80 grams)
  
  Omnidirectional Condenser Lavalier Microphone
• Element: Fixed-charge back plate, permanently polarized condenser
• Polar pattern: Omnidirectional
• Frequency response: 30-20,000 Hz
• Open circuit sensitivity: -34 dB (19.9 mV) re 1V at 1 Pa
• Impedance: 200 ohms
• Maximum input sound level: 131 dB SPL, 1 kHz at 1% T.H.D.
• Dynamic range (typical): 107 dB, 1 kHz at Max SPL
• Signal-to-noise ratio: 70 dB, 1 kHz at 1 Pa
• Phantom power requirements: 9-52V DC, 2 mA typical
• Weight: 0.05 oz (1.3 g)
• Dimensions: 0.62" long x 0.33" wide x 0.19" thick, (15.8 mm long x 8.5 mm wide x 5.0 thick mm)
• Output connector: Integral 3-pin XLRM-type
• Cable: 55" (1.4 m) 2-conductor, shielded cable with TA3F output connector
• Accessories furnished: clothing clip; windscreen