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Professional UHF Wireless Systems

Installation and Operation

2

CAUTION!

Electrical shock can result from removal of the 

receiver cover. Refer servicing to qualified service personnel.
No user-serviceable parts inside. Do not expose to rain or
moisture.

The circuits inside the receiver and transmitter have been
precisely adjusted for optimum performance and compli-
ance with federal regulations. Do not attempt to open the
receiver or transmitter. To do so will void the warranty,
and may cause improper operation.

This device complies with part 15 of the FCC Rules.
Operation is subject to the condition that this device does
not cause harmful interference.

This device complies with INDUSTRY CANADA R.S.S. 210,
en conformité avec IC: RSS-210/CNR210. Operation
is subject to the following conditions: 1) This device may
not cause harmful interference and 2) this device must
accept any interference received, including interference
which may cause undesired operation.

The ATW-R2100 receiver features true diversity reception. Two
antennas feed two completely independent RF sections on 
the same frequency; automatic logic circuitry continuously 
compares and selects the superior received signal, providing
better sound quality and reducing the possibility of interference
and dropouts. Soft-touch controls provide convenient access
to selection of operating frequency and automatic scanning,
while an LCD information display provides constant monitoring
of system operation. The receiver is half-width for a standard
1U 19" rack mount; rack-mount adapters are included. Two
receivers can be mounted side by side, using an optional
AT8630 joining-plate kit.

The versatile ATW-T210 UniPak™ body-pack transmitter has
both low- and high-impedance inputs plus a bias connection, 
for use with dynamic and electret condenser microphones,
as well as Hi-Z instrument pickups. 

The ATW-T220 handheld dynamic microphone/transmitter 
features the same element used in the PRO 41 dynamic
handheld microphone created for professional live-sound
venues.

Transmitters in the 2000 Series use two 1.5V AA batteries for
economical operation and wide availability. Both transmitters
have battery condition indicators.

2000 Series receivers feature a sophisticated Tone Lock™ 
tone squelch system that opens the receiver’s audio output
only when a 2000 Series transmitter is detected, reducing the
possibility of interference. As a result, 2000 Series transmitters
and receivers must be used together and should not be used
with components from other Audio-Technica wireless systems,
or with those of other manufacturers.   

Please note that in multiple-system applications there must be
a transmitter-receiver combination set to a separate channel
(frequency) for each input desired (only one transmitter for 
each receiver).

Because the wireless frequencies are within UHF TV frequency
bands, only certain channels (operating frequencies) may be
useable in a particular geographic area. The 10 channels 
(operating frequencies) that are used in the 2000 Series have
been selected for multi-channel compatibility. Subject to 
frequency availability in a particular geographic area, any of
these 10 channels may be used together.  

The operating frequencies that correspond to each of the 10
channels are listed on page 11.

Introduction

Notice to individuals 

with implanted cardiac pacemakers

or AICD devices:

Any source of RF (radio frequency) energy 

may

interfere with

normal functioning of the implanted device. All wireless
microphones have low-power transmitters (less than 0.05
watts output) which are unlikely to cause difficulty, especial-
ly if they are at least a few inches away. However, since a
“body-pack” mic transmitter typically is placed against the
body, we suggest attaching it at the belt, rather than in a shirt
pocket where it may be immediately adjacent to the medical
device. Note also that 

any medical-device disruption will

cease when the RF transmitting source is turned off

. Please

contact your physician or medical-device provider if you have
any questions, or experience any problems with the use of
this or any other RF equipment.

Thank you for choosing an Audio-Technica professional wireless
system. You have joined thousands of other satisfied customers
who have chosen our products because of their quality, 
performance and reliability. This Audio-Technica wireless 
microphone system is the successful result of years of design
and manufacturing experience.

Each 2000 Series wireless system provides a choice of 10 PLL-
synthesized UHF frequencies in the 656-678 MHz band (TV
channels 45-48). Each wireless system includes a receiver 
and either a body-pack or handheld transmitter. Individual 
components are also available separately.

 

Summary of Contents for ATW-2110

Page 1: ...2000 Series Professional UHF Wireless Systems ATW 2110 UniPak Transmitter System ATW 2120 Handheld Dynamic Microphone System Installation and Operation ...

Page 2: ...ch system that opens the receiver s audio output only when a 2000 Series transmitter is detected reducing the possibility of interference As a result 2000 Series transmitters and receivers must be used together and should not be used with components from other Audio Technica wireless systems or with those of other manufacturers Please note that in multiple system applications there must be a trans...

Page 3: ...mixer can be driven by the receiver Antennas Attach the included pair of UHF antennas to the antenna input jacks The antennas are normally positioned in the shape of a V both 45 from vertical for best reception Accessory antennas can be remotely located from the receiver However due to signal loss in cables at UHF frequencies use the lowest loss RF cables practical for any cable runs over 25 feet ...

Page 4: ... with this button Touch A momentary press of the Set Scan button Hold A press and hold about two seconds of the Set Scan button The Set Scan button can be used in two ways Manual Set Mode to permit selection of an operating channel and Automatic Scan Set Mode to initiate the automatic channel scan and selection as follows Manual Set Mode After using the Up or Down arrow button to arrive at desired...

Page 5: ...in of the balanced output jack 15 from ground Normally the switch should be to the left ground connected If hum caused by a ground loop occurs slide switch to the right ground lifted AF OUT UNBALANCED AF OUT BALANCED ANT A ANT B AF LEVEL MIN MAX GROUND LIFT 12 18V DC 500 mA GROUND SQUELCH 18 11 12 Figure D Rear Panel Controls and Functions 14 15 16 17 13 10 15 BALANCED AUDIO OUTPUT JACK XLRM type ...

Page 6: ...essories on page 10 UniPak Transmitter Antenna The ATW T210 UHF transmitter includes one field replaceable antenna mounted on the transmitter The antenna simply screws into the transmitter s antenna fitting Check the installed antenna occasionally to make certain it is snugly attached only finger tight If the received signal is marginal experiment with different transmitter positions on your body ...

Page 7: ...witched to the On position before the receiver s Tone Lock squelch un mutes the receiver When the transmitter is switched on and in normal operation the receiver s RF signal level indicators will display as dark segments signal strength indicators from bottom to top at the left side of the LCD display Setting Levels Correct adjustment of transmitter audio input receiver audio output and mixer ampl...

Page 8: ...phone causes no input overload in the mixer and yet permits the mixer s channel and output level controls to operate in their normal range not set too high or too low For INSTRUMENT While again playing the instrument at typically loud levels adjust the receiver s AF Level control so the highest signal level causes no input overload in the instrument amplifier and yet permits the amplifier s input ...

Page 9: ...mm W x 1 73 44 0 mm H x 6 39 162 2 mm D Weight 2 2 lbs 1 0 kgs Accessories Included Two flexible UHF antennas rack mount adapters AC adapter Specifications UNIPAK TRANSMITTER RF Power Output 12 mW Spurious Emissions Under federal regulations Input Connections High impedance low impedance bias Batteries not included Two 1 5V AA alkaline Current Consumption 150 mA typical Battery Life Approximately ...

Page 10: ...system provides two 1 in 4 out RF channels connects a pair of antennas to as many as four diversity receivers cascade output provided as a directional coupler AC pass through allows daisy chain AC hookup Defeatable antenna power Metal receiver chassis with reinforced mounting ears and rear rack mount capability Includes detachable IEC power cable IEC pass through cable ten RF cables front mount an...

Page 11: ...uced Please see Setting Levels section pages 7 and 8 8 You need to change channels when a strong interference signal is received a strong RF signal is shown with the transmitter off 9 In the UniPak transmitter the microphone level trim or instrument level trim input control not in use should be set to minimum 10 Turn the transmitter off when not in use Remove the battery if the transmitter is not ...

Page 12: ...rom A T U S is required for return This warranty excludes defects due to normal wear abuse shipping damage or failure to use product in accordance with the instructions This warranty is void in the event of unauthorized repair or modification or removal or defacing of the product labeling For return approval and shipping information contact the Service Dept Audio Technica U S Inc 1221 Commerce Dri...

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