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200 Series Professional

VHF Wireless Systems

ATW-251

UniPak

System

ATW-251/G 

Guitar System

ATW-251/H

Headworn Microphone System

ATW-251/L

Lavalier Microphone System

ATW-252

Handheld Microphone System

Installation and Operation

Summary of Contents for Freeway ATW-251

Page 1: ...rofessional VHF Wireless Systems ATW 251 UniPak System ATW 251 G Guitar System ATW 251 H Headworn Microphone System ATW 251 L Lavalier Microphone System ATW 252 Handheld Microphone System Installation and Operation ...

Page 2: ...cW headworn microphone H or a lavalier mic L for particular applications All A T Wireless Essentials microphones and cables available separately are pre terminated for use with any ATW 251 system Because 200 Series packaging is designed to hold all versions of the system some compartments in the carton are intentionally left empty The ATW R250 receiver includes a space saving switching power suppl...

Page 3: ...the signal antenna 1a and ground 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 Antennas A novel dipole antenna system on the receiver improves operation by pro...

Page 4: ...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 5: ...ier 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 Guitar Tr...

Page 6: ...icrophone operations 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 th...

Page 7: ...unt 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 connect...

Page 8: ...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 8 1a 1b 6 5 8 7 ...

Page 9: ...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 10: ...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 Drive Stow ...

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