* Available in two frequency ranges:
656 - 668 MHz (TV channels 45 - 47) and 728 - 740 MHz (TV channels 57 - 59)
* 100 PLL-synthesized channels selectable via switches on receiver and transmitter
* True Diversity operation selects the better signal from two independent receiver sections, reducing dropouts
* Robust, rock-solid RF design proven in demanding commercial applications
* Interference-resistant UHF band operation
* Frequency-agility allows operation in both analog and DTV operating environments
* Receiver and transmitters feature rugged metal construction
* Helical filter receiver design improves rejection of unwanted signals
* LEDs on receiver indicate A or B antenna status, AF peak, and power status
* Balanced audio output with level control
* Removable receiver antennas with BNC connectors
* Receiver operates on two internal 9-volt batteries or external 12V DC
* Headphone jack with volume control
* Hinged battery doors on receiver and transmitters
* ATW-U101 body-pack transmitter features industry-standard Switchcraft 5-pin mic input connector for use with the following optional accessory microphones: AT831cT5, AT899cT5, AT899cT5-TH, MT830cT5, MT830cT5-TH
* Optional cables:
AT8340 - Input cable connects mics with 3-pin XLRM-type output to ATW-T101(x) body-pack transmitter. 4.3' (1.3 m), XLRF to TA5F connectors.
AT8341 - Output cable connects ATW-R100(x) receiver to camera or other device. 19" (0.5 m), XLRF to right-angle 3.5 mm stereo mini-plug.

U100 Series Systems:
Body-pack System:
ATW-U101: Includes ATW-R100 receiver and ATW-T101 body-pack transmitter.
ATW-U101x: Includes ATW-R100x receiver and ATW-T101x body-pack transmitter.

Plug-on System:
ATW-U102: Includes ATW-R100 receiver and ATW-T102 plug-on transmitter.
ATW-U102x: Includes ATW-R100x receiver and ATW-T102x plug-on transmitter.

U100 Series Specifications*
Overall System:
Operating Frequency: UHF band
"x" systems: 656.125 MHz to 668.500 MHz
non-"x" systems: 728.125 MHz to 740.500 MHz
Number of Channels: 100 total
Frequency Stability: ±0.005%, Phase Lock Loop frequency control
Modulation Mode: FM
Normal Deviation: ±10 kHz
Operating Range: 300' typical (ATW-U102: 200' typical)
Operating Temperature Range: 41° F (5° C) to 113° F (45° C)
Frequency Response: 100 Hz to 15 kHz

ATW-R100 Receiver:
Receiving System: Dual independent receivers, automatic switching diversity
Image Rejection: 35 dB nominal
Signal-to-Noise Ratio: 107 dB at 30 kHz deviation (IEC weighted), maximum modulation 75 kHz
Total Harmonic Distortion: <1% (10 kHz deviation at 1 kHz)
Sensitivity: 26 dBµV, (S/N 60 dB at 5 kHz deviation, IEC-weighted)
Intermediate Frequency: 45 MHz, 10.7 MHz
Audio Output (balanced): 31.6 mV (at 1 kHz, ±5 kHz deviation, 10k ohm load)
Output Connector (balanced): XLRM-type
Monitor Headphone Output (typical): 75 mW max. total at 1 kHz, 1% T.H.D., into 32 ohm (each channel) stereo headphones:
Monitor Headphone Jack: 3.5 mm TRS, signal on both Tip and Ring
External Power Requirements: 12V DC nominal, 200 mA
Batteries: Two 9V (NEDA type 1604) alkaline, not included
Current Consumption: 130 mA typical
Battery Life: Approximately 5-7 hours (depending on battery type and use pattern)
Dimensions: 3.35" (85.0 mm) W x 4.53" ( 115.0 mm) H x 1.42" (36.0 mm) D
Net Weight (without batteries): 12.0 oz (340 grams)
Accessories Included: Two flexible UHF antennas; control screwdriver; mounting pouch; hook and loop fasteners

ATW-T101 Body-pack Transmitter:
RF Power Output: 50 mW Max
Spurious Emissions: Under federal regulations
Input Connector: TB5M
Line Input Impedance/Level: 100k ohms/3.16V max. input at 1 kHz, 1% T.H.D.
Battery: 9V (NEDA type 1604) alkaline, not included
Current Consumption: 50 mA typical
Battery Life: Approximately 8-10 hours (depending on battery type and use pattern)
Dimensions: 2.52" (64.0 mm) W x 3.78" (96.0 mm) H x 0.91" (23.0 mm) D
Net Weight (without battery): 5.0 oz (143 grams)

ATW-T102 Plug-on Transmitter:
RF Power Output: 50 mW Max
Spurious Emissions: Under federal regulations
Input Connector: 3-pin XLRF-type
Battery: 9V (NEDA type 1604) alkaline, not included
Current Consumption: 60 mA typical
Battery Life: Approximately 7-9 hours (depending on battery type and use pattern)
Dimensions: 1.58" (40.0 mm) W x 4.32" (109.8 mm) H x 1.58" (40.0 mm) D
Net Weight (without battery): 6.2 oz (177 grams)
*Except for operating frequencies, specifications for "x" and non-"x" units are identical.