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200 Series Professional
VHF Wireless Systems

ATW-251

Options

ATW-251/G

Guitar 

ATW-251/H

Active

ATW-251/L

Presenter

ATW-252

Vocal

Installation and Operation

!

0891

200-Series_OM(5-02-09).qxd:Mise en page 1  5/02/09  12:32  Page 1

Summary of Contents for 200 Series

Page 1: ...200 Series Professional VHF Wireless Systems ATW 251 Options ATW 251 G Guitar ATW 251 H Active ATW 251 L Presenter ATW 252 Vocal Installation and Operation 0891 ...

Page 2: ...Figure A p 3 Antennas Figure B Front panel controls and functions Receiver Controls and Functions Figure C Rear panel controls and functions 2 3 4 2 1a 1b 6 5 8 7 ...

Page 3: ...ve Switch under screwdriver clip Guitar Trimmer GT Microphone Trimmer MT Battery Polarity Diagram Battery Save Switch BATT ON OFF ST BY INPUT POWER BATT ANT OFF ON ST Battery Condition Indicator Power Switch On Standby Off Battery Condition Indicator Input Connector Power Switch Off Standby On Antenna Screwdriver Gain Trimmer ...

Page 4: ...ion that this device does not cause harmful interference 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 compliance with federal regulations Do not attempt t...

Page 5: ... antenna 1b as shown in Figure A 2 POWER INDICATOR Lights when power is supplied to the receiver 3 RF INDICATOR Lights to show presence of transmitter signal 4 AF PEAK INDICATOR Only lights when audio distortion is present at maximum modulation Not affected by position of Volume control A novel dipole antenna system on the receiver improves operation by providing a ground element in addition to th...

Page 6: ...light strongly with a fresh battery As the battery weakens the indicator will grow dimmer When the indicator becomes very dim or goes out there is little life left in the battery Replace it at once for continued operation of the transmitter All transmitters feature battery save switches Fig D F As supplied the switch is set in the High position for maximum range Switching to the Low position incre...

Page 7: ...amplifier Input Level Adjustment Input trimmer controls in the transmitters enable you to maximize performance for a particular microphone or guitar sensitivity or to adjust for different acoustic input levels Adjusting Input Level UniPak Transmitter Slide the battery cover off the top part of transmitter and remove the screwdriver from its clip Fig D Gently turn both the MT Mic Trimmer and GT Gui...

Page 8: ...s are unprotected from interference from other licensed operations within the band If any interference is received by any Government or non Government operation the wireless microphone must cease operation If you need assistance with operation or frequency selection please contact your dealer or the A T professional division Extensive wireless information also is available on the A T Web site at w...

Page 9: ...Rack mount adapter kit mounts one ATW R250 in a single 19 rack space ATW RMS1 Remote mute switch designed to be installed between a wireless microphone using an HRS type connector and its associated body pack wireless transmitter Includes permanently attached 22 cable and belt clip ATW RCS1 Remote momentary mute cough switch designed to be installed between a wireless microphone using an HRS type ...

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Page 13: ...pment Audio Technica reserves the right to make changes and improvements to any of the products described in this document without prior notice Under no circumstances shall Audio Technica be responsible for any loss of data or income or any special incidental consequential or indirect damages howsoever caused The contents of this document are provided as is Except as required by applicable law no ...

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