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AUDIO TECHNICA ATR-7100L-T3 Lavalier VHF Wireless Microphone System (170.245MHz)

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AUDIO TECHNICA ATR-7100L-T3 Lavalier VHF Wireless Microphone System (170.245MHz)

Audio-Technica's ATR7000 Series Wireless Systems are compact, portable, versatile systems designed to provide reliable performance, easy setup and clear, natural sound quality. Available in handheld, headworn, guitar, and lavalier configurations, the ATR7000 Series Wireless Systems are single-channel, fixed-frequency systems available in three VHF frequencies (T2: 169.505 MHz, T3: 170.245 MHz, T8: 171.905).

Each 7000 Series Wireless System includes the ATW-R7000 receiver and either a body-pack transmitter or handheld microphone/ transmitter. The ATW-R7000 is a non-diversity, single-channel receiver with a quarter-wave telescoping antenna for extended operating range of up to 300 feet. The ATW-R7000 also offers volume control along with Power, RF and AF Peak indicator lights. It can be placed horizontally or vertically with included vertical mount.

Both the handheld and bodypack transmitters offer an easily accessible on/off/standby switch; the bodypack also features an external microphone volume control and a convenient 3.5 mm input.


AUDIO TECHNICA ATR-7100L-T3 Lavalier VHF Wireless Microphone System (170.245MHz)
  • Easy operation and clear, natural sound quality
  • Reliable performance and durable construction
  • Quarter-wave telescoping antenna for extended operating range of up to 300 feet
  • Power, RF, and AF Peak indicators
  • Volume control, ¼" output jack and space-saving power supply
  • Rugged unidirectional dynamic element on handheld microphone/transmitter
  • Easily accessible On/Standby/Off switch on transmitters
  • External microphone volume control on bodypack
  • Available in 4 system configurations (handheld, lavalier, guitar, & headworn)


Operating Frequencies VHF highband, 169 MHz to 172 MHz
T2: 169.505 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° F (4° C) to 110° F (43° C)
Battery performance may be reduced at very low temperatures
Frequency Response 80 Hz to 13 kHz
Receiving System Non-diversity, single-channel
Image Rejection 50 dB typical
RF Sensitivity 23 dBuV at 60 dB S/N ratio (50 ohms termination)
Audio Output 1/4" (6.3 mm), unbalanced:
350 mV (1 kHz modulation, 10 kHz deviation, 100k ohm load)
Power Supply 100-240V AC (50/60 Hz) to 12V DC .5A (center positive) switched
mode external
Dimensions 6.02" W x 1.83" H x 3.94" D
Weight 7.6 oz (216 g)
Accessories Included Power supply, vertical stand mount, 6.3 mm (¼") to 6.3 mm (¼") cable
RF Power Output 10 mW
Spurious Emissions Following federal and national regulations
Input Connections 3.5 mm locking-type (Tip: Mic Input, Ring: Guitar/Line Input, Sleeve: Ground)
Battery 9V (NEDA 1604A) Alkaline, not included
Battery Life 14 hours (alkaline)
depending on battery type and use pattern
Dimensions 2.56" W x 4.35" H x 0.92"
Net Weight 2.7 oz (77 g), without battery



Audio Technica
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