System 9 VHF Wireless System Installation and Operation 1 RF 2 3 CHANNEL 4 PEAK ATW-901a/G Guitar System ATW-901a/H Headworn Microphone System ATW-901a/L Lavalier Microphone System ATW-902a Handheld Microphone System
System 9 Installation and 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. A copy of the declaration of conformity can be found on the internet at www.audio-technica.com. This device complies with Industry Canada license-exempt RSS standard(s).
System 9 Installation and Operation Receiver Controls and Functions 1a 1b 2 3 1 RF 4 2 3 5 1 4 PEAK CHANNEL Figure A — Front Panel Controls and Functions 1. ANTENNAS: Position the “signal” antenna (1a) and “ground” antenna (1b) as shown to the right and above right. Fully extend both antennas by pulling on the endcaps. 2. RF INDICATOR: Lights to show presence of transmitter signal. 3. CHANNEL SELECT BUTTON: Soft-touch button selects channel. 4.
System 9 Installation and Operation Transmitter Setup Controls and Functions Battery Selection and Installation Two alkaline AA batteries are recommended. When inserting the battery, observe correct polarity as marked inside the battery compartment.
System 9 Installation and Operation UniPak® Transmitter Battery Installation 1. Slide off the battery cover as shown in Figure D. Figure D — UniPak® Transmitter Switch Configuration for Channel Selection 2. Carefully insert two fresh AA alkaline batteries, observing polarity markings. CHANNEL 1 CHANNEL 2 CHANNEL 3 CHANNEL 4 ON ON ON ON 1 3. Replace the battery cover (Fig. D).
System 9 Installation and Operation System Operation level before starting up the wireless system. Do not switch on the transmitter yet. Receiver on... Plug the power supply into an AC power source. The green Power indicator on the front panel will light. Adjusting Input Level - Handheld Transmitter Unscrew the lower body cover and slide it off, exposing the screwdriver and "LEVEL" (Gain Trimmer) control (Fig. C). Remove the screwdriver from its clip.
System 9 Installation and Operation System Operating Frequencies System Operating Frequencies Each transmitter/receiver system operates on a choice of four switchselected frequencies. Available frequencies are shown below. All frequencies may be combined for up to 4 simultaneous operating channels. Traveling frequencies normally work anywhere in the USA and Canada. Not all frequencies available in all areas outside the US. Please check with local regulations.
System 9 Installation and Operation Audio-Technica Corporation (Headquarters) 2-46-1 Nishi-naruse, Machida, Tokyo 194-8666, Japan Audio-Technica U.S., Inc. 1221 Commerce Drive, Stow, Ohio 44224, USA www.audio-technica.
