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User’s Guide – 900MHz Stereo Audio Transmitter & Receiver 

15 

The following sections pertain exclusively to the Audio 
Transmitter, Model AT900-32: 

This product incorporates transmitter module FCC ID: QY4265 
This device complies with Part 15 of the FCC Rules. Operation is 
subject to the following two conditions: 

(1)

 

This device may not cause harmful interference and 

(2)

 

This device must accept any interference received, including 
interference that may cause undesired operation. 

 

INSTRUCTION TO THE USER (required by the FCC) 

This equipment has been tested and found to comply with the 
limits for a class B digital device, pursuant to part 15 of the FCC 
Rules. These limits are designed to provide reasonable protection 
against harmful interference in a residential installation. This 
equipment generates, uses and can radiate radio frequency energy 
and if not installed and used in accordance with the instructions, 
may cause harmful interference to radio communications. 
However, there is no guarantee that interference will not occur in a 
particular installation. If this equipment does cause harmful 
interference to radio or television reception, which can be 
determined by turning the equipment off and on, the user is 
encouraged to try to correct the interference by one or more of the 
following measures: 

 

Reorient or relocate the receiving antenna. 

 

Increase the separation between the equipment and 
receiver. 

 

Connect the equipment into an outlet on a circuit different 
from that to which the receiver is connected. 

 

Consult the dealer or an experienced radio/TV technician 
for help. 

This equipment has been certified to comply with the limits for a 
class B computing device, pursuant to FCC Rules. In order to 
maintain compliance with FCC regulations, shielded cables must 
be used with this equipment. Operation with non-approved 
equipment or unshielded cables is likely to result in interference to 
radio and TV reception. The user is cautioned that changes and 
modifications made to the equipment without the approval of 
manufacturer could void the user’s authority to operate this 
equipment.

16 

Applied Wireless, Inc. 

O

NE 

Y

EAR 

L

IMITED 

W

ARRANTY 

(USA) 

Products manufactured by APPLIED 
WIRELESS, INC. (AW) and sold to 
purchasers in the USA are warranted by 
AW according to the following terms and 
conditions. You should read this Warranty 
thoroughly.

 

 

WHAT IS COVERED

,

 AND DURATION OF 

COVERAGE

AW warrants the product to be free from 
defects in materials and workmanship for 
one (1) year from the date of purchase by 
the original end user purchaser.  

 

WHAT IS 

NOT

 COVERED

This warranty does not apply to the 
following: 
1. Damage caused by accident, 

physical or electrical misuse or 
abuse, improper installation, failure to 
follow instructions contained in the 
User’s Guide, any use contrary to the 
product’s intended function, 
unauthorized service or alteration 
(i.e. service or alteration by anyone 
other than AW). 

2. 

Damage occurring during shipment. 

3.  Damage caused by acts of God, 

including without limitation: 
earthquake, fire, flood, storms, or 
other acts of nature. 

4.  Damage or malfunction caused by 

the intrusion of moisture or other 
contamination within the product. 

5. 

Batteries supplied by AW in or for the 
product. 

6.  Cosmetic deterioration of chassis, 

cases, or pushbuttons resulting from 
wear and tear typical of normal use. 

7.  Any cost or expense related to 

trouble-shooting to determine 
whether a malfunction is due to a 
defect in the product itself, in the 
installation, or any combination 
thereof. 

8.  Any cost or expense related to 

repairing or correcting the installation 
of an AW product. 

9.  Any cost or expense related to the 

removal or reinstallation of the 
product. 

10.  Any product whose serial number or 

date code is altered, defaced, 
obliterated, destroyed, or removed.  

This warranty is extended to the original 
purchaser of the product(s) only, and is 
not transferable to any subsequent owner 
or owners of the product(s). AW reserves 
the right to make changes or 
improvements in its products without 
incurring any obligation to similarly alter 
products previously purchased. 

 

EXCLUSION OF INCIDENTAL OR 

CONSEQUENTIAL DAMAGES

AW expressly disclaims liability for 
incidental and consequential damages 
caused (or allegedly caused) by the 
product. The term “incidental or 
consequential damages” refers (but is not 
limited) to: 
1. 

Expenses of transporting the product 
to AW to obtain service. 

2. 

Loss of use of the product. 

3. 

Loss of the original purchaser’s time. 

 

LIMITATION OF IMPLIED WARRANTIES

This warranty limits AW’s liability to the 
repair or replacement of the product. AW 
makes no express warranty of 
merchantability or fitness for use. Any 
implied warranties, including fitness for 
use and merchantability, are limited in 
duration to the period of the one (1) year 
express limited warranty set forth herein. 
The remedies provided under this 
warranty are exclusive and in lieu of all 
others. AW neither assumes nor 
authorizes any person or organization to 
make any warranties or assume any 
liability in connection with the sale, 
installation, or use of this product. 

Some states do not allow limitations on 
how long an implied warranty lasts, and 
some states do not allow the exclusion or 
limitation of liability for incidental or 
consequential damages so the limitations 
or exclusions stated herein may not apply 
to you. This warranty gives you specific 
legal rights and you may have other rights 
which vary from state to state. 

 
 
 
 

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Summary of Contents for AR900-32

Page 1: ...tallation and Operation 900 MHz Stereo Audio Receiver Model AR900 32 900 MHz Stereo Audio Transmitter Models AT900 32 AT900 32DY AT900 32DZ User s Guide Long Range Wireless Applications This page inte...

Page 2: ...d plane sometimes referred to as a half wave antenna The receiver s antenna attaches with a 2 Applied Wireless Inc BNC connector enabling the use of an alternative antenna such as a directional flat p...

Page 3: ...and reproduce or record the received audio signals refer to Figure 2 If the destination device has only a single mono input a Y adaptor not supplied may be used to combine the receiver s LEFT and RIGH...

Page 4: ...cordless phone or baby monitor operating nearby To alleviate the problem try selecting a different channel for the transmitter and receiver ideally one that is at least 9MHz above or below the origin...

Page 5: ...n or interferes with either or both of the channels adjacent to the selected channel of operation the source device s volume level is probably set too high Reduce the source device s volume control a...

Page 6: ...lite radio receiver Audio Source Device with 3 5mm mini phone jack stereo output for example MP3 player Portable CD player PC Sound Card 3 5mm Stereo Output Jack Dual RCA phono jack to 3 5mm mini phon...

Page 7: ...move the two Phillips screws securing the front panel 4 For the receiver remove the two Phillips screws securing the rear panel 5 The two long edges of the circuit board are retained in lengthwise gro...

Page 8: ...ver modulation as a result of dramatic changes in source volume The factory default is ALC ON To turn the ALC feature off use the slide switch located on the transmitter board also located inside the...

Page 9: ...used by accident physical or electrical misuse or abuse improper installation failure to follow instructions contained in the User s Guide any use contrary to the product s intended function unauthori...

Page 10: ...paid The RMA number must be clearly indicated on the outside of the shipping container Any product returned without an RMA number will be refused delivery 3 In order for AW to perform service under wa...

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