Instruction/ maintenance manual of the product UAD4 Telex
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Instruction Sheet General Description The UAD4 Amplified Antenna Splitter makes it possible to operate four UHF wireless diversity microphone receivers on four separate frequen - cies using only two antennas. Features The UAD4 is equipped with TNC type connec - tors.
System Configuration Figure 2 illustrates the typical system configura - tion using the UAD4. Figure 3 illustrates an arrangement where two splitters have been cascaded. By connecting one of the outputs of the first splitter to the antenna inputs of the second splitter , three additional re - ceivers may be driven by a single pair of anten - nas.
-3- T O RECEIVERS ONL Y T O RECEIVERS OR SPLITTERS T O RECEIVERS ONL Y (DO NO T FEED SPLITTERS FR OM SECOND ARY UNITS) ANTENNA ANTENNA INPUT A OUTPUT A 12 3 4 OUTPUT B 12 3 4 INPUT B POWER 90-260 V AC.
Antenna Requirements The UAD4 may be used with a variety of anten - nas. For best results, use a pair of ALP-450 di - rectional log periodic antennas. See Figure 4.
A nt e n na P l a c e m e nt f o r O p ti m u m Range and Rack Mounting For maximum range and when rack mounting, the antennas must be remotely located. The ALP-450 comes complete with a variety of mounting hardware and 10 feet (3 meters) of low loss coaxial cable.
12 Volt Power On "Antenna In" Jacks T o power UAA-500 in-line antenna amplifiers, 12 volt power is available on the center pin of the antenna in jacks. This power is disabled when the UAD4 leaves the factory but may be turned on by the installer .
U AD4 Accessories and Replacement P ar ts AC Power Cables 550024000 Europe 550024002 U.K. 550024013 North America 690513 Japan TP-2 50 OHM/TNC dummy load (For unused outputs on the UAD-4) Part No. 650095 Special low loss antenna cables with TNC connectors UAA-500 Low noise antenna amplifier , 500-900 MHz (antenna not included) Order No.
PRINTED IN U.S.A. Copyright© 2004 by Telex TELEX COMMUNICATIONS, INC. All rights reserved July 2004.
An important point after buying a device Telex UAD4 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Telex UAD4 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Telex UAD4 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Telex UAD4 you will learn all the available features of the product, as well as information on its operation. The information that you get Telex UAD4 will certainly help you make a decision on the purchase.
If you already are a holder of Telex UAD4, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Telex UAD4.
However, one of the most important roles played by the user manual is to help in solving problems with Telex UAD4. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Telex UAD4 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
