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Professional VHF Wireless Systems

PRO 227

UniPak

System with Instrument Cable

PRO 227H

UniPak

System with Headworn Microphone

PRO 227L

UniPak

System with Lavalier Microphone

PRO 228

Handheld Dynamic Microphone System

Installation and Operation

Summary of Contents for PRO 227

Page 1: ...less Systems PRO 227 UniPak System with Instrument Cable PRO 227H UniPak System with Headworn Microphone PRO 227L UniPak System with Lavalier Microphone PRO 228 Handheld Dynamic Microphone System Installation and Operation ...

Page 2: ...the back of the receiv er to the mixer If the input of the mixer is an XLR type input connect a cable from the balanced XLR type audio output on the back of the receiver to the mixer The two isolated audio outputs permit simultaneous feeds to both unbalanced and balanced inputs For example both a gui tar amp and a mixer can be driven by the receiver Antennas Assemble the two whip antennas to the s...

Page 3: ...ctor for tuner B Attach the antenna directly or extend it with an antenna cable 9 BALANCED AUDIO OUTPUT JACK XLRM type connector A standard 2 conductor shielded cable can be used to connect the receiver output to a balanced aux level input on a mixer 10 GROUND LIFT SWITCH Disconnects the ground pin of the balanced output 9 from ground Normally the switch should be to the left ground connected If h...

Page 4: ...in the battery Replace it at once for continued operation of the transmitter Battery Save Switch Both transmitters feature battery save switches Fig E G As supplied the switch is set in the H high position for maxi mum range Switching to the L low position increases battery life by reducing power Note Effective range decreases when the switch is set at the L position UniPak Transmitter Input Conne...

Page 5: ... cover No further transmitter gain adjustments should be needed as long as the input device and the acoustic input level are not changed Handheld Transmitter Unscrew the lower body cover and slide it downward exposing the screwdriver and gain trimmer Fig H Remove the screw driver and gently turn this gain trimmer control to its full counter clockwise position With acoustic input to the microphone ...

Page 6: ...r UniPak transmitter AT8431 Stand clamp for handheld transmitter 5 8 27 threads XLRW Connecting cable for UniPak transmitter with an XLRF type input connector for Lo Z microphones with XLRM type output terminations 6 Specifications OVERALL SYSTEM Operating Frequency VHF high band 169 MHz to 216 MHz Frequency Stability 0 005 single frequency crystal controlled Modulation Mode FM Maximum Deviation R...

Page 7: ...here the serial numbers appear inside the battery compartment of each transmitter and on the back of each receiver Operating Frequency Freq Code ____ ____ ____ Frequency ____ ____ ____ ____ ____ ____ MHz Receiver Model __________________ Serial Number ____ ____ ____ ____ ____ ____ ____ Transmitter Model __________________ Serial Number ____ ____ ____ ____ ____ ____ ____ Application Freq Code Freq ...

Page 8: ...ncidental or special damages any warranty of merchantability or fitness for particular purpose expires when this warranty expires This warranty gives you specific legal rights and you may have other rights which vary from state to state Outside the U S A please contact your local dealer for warranty details Audio Technica U S Inc 1221 Commerce Drive Stow Ohio 44224 330 686 2600 P50957 B W 1996 Aud...

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