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®
TELEX COMMUNICATIONS, INC. 12000 Portland Ave. South, Burnsville, MN 55337
Telex
SC-600
Instruction Sheet
CAT. NO. 71197000
AMPLIFIED BROADBAND UHF
ANTENNA SPLITTER-COMBINER
PN 801547
General Description
It also features a high degree of output isolation;
The SC-600 Amplified Broadband Split-
a necessity in multi-frequency systems to pre-
ter-Combiner makes it possible to operate eight
vent intermodulation
UHF wireless intercom transceivers using only
two antennas.
DO NOT attempt to install an
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System Configuration Power Supply Figure 2 illustrates the typical system configura- The SC-600 is equipped with an internal tion using the SC-600. 110/220 VAC @ 50/60 Hz power supply that is rated with a minimum output of 15 VDC at 1.3 SPECIAL NOTE: In any system, unused splitter amps. A standard IEC320 power input connector outputs should be terminated with a 50 ohm is provided to reduce external wiring. “dummy load”. See the accessories listing at the end of this manual. POWER ON/OFF LED R SC
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RECEIVE TRANSMIT ANTENNA ANTENNA DC RECEIVE TRANSMIT TRANSMIT RECEIVE OUTPUT ANTENNA ANTENNA 110/220 VAC INPUT FUSE: F 1.5A 250V TRANSMIT RECEIVE TRANSMIT RECEIVE POWER POWER TRANSMIT 2 TRANSMIT 1 TRANSMIT RECEIVE TRANSMIT RECEIVE POWER POWER TRANSMIT 4 TRANSMIT 3 TRANSMIT RECEIVE TRANSMIT RECEIVE POWER POWER TRANSMIT 6 TRANSMIT 5 TRANSMIT RECEIVE TRANSMIT RECEIVE POWER POWER TRANSMIT 8 TRANSMIT 7 Figure 2 System Configuration -3-
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Antenna Requirements Good results may be obtained with 1/2 wave an- The SC-600 may be used with a variety of an- tennas (See Figure 5). All antennas are sold sep- tennas. For best results, use a pair of ALP-450 arately. directional log periodic antennas (See Figure 3) or, the ALP-600 Bi-directional log periodic an- When using 1/2 wave antennas, we recommend tenna (See Figure 4). using the higher frequency model when the re- ceivers operate in more than one band. If the re- ceivers are more than
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Antenna Placement Rack Mounting for Optimum Range and Rack Mounting NOTE: The SC-600 should always be For maximum range and when rack mounting, mounted on the bottom of the rack to fully the antennas must be remotely located. support the chassis. Failure to do this may re- The ALP-450 and ALP-600 antennas come com- sult in damage to the SC-600. plete with a variety of mounting hardware and 10 feet (3 meters) of low loss coaxial cable. A combination mounting bracket with 10 feet of Rack mount bra
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SC-600 Accessories and Replacement Parts R Telex ALP-450 Telex THIS END TOWARD TRANSMITTER ALP-600 ALP-450 520-760 MHz Bi-Directional log periodic antenna 450-900 MHz Log Periodic Antenna Includes mounting hardware and 10 feet (3 me- Includes mounting hardware and 10 feet (3 me- ter) coaxial cable with TNC connectors ter) coaxial cable with TNC connectors Order No. 878896 Order No. 71147000 1/2 wave Antenna Special low loss antenna cables with TNC connectors Model Length Order No. CXU-10 10 Ft.
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Telex Antenna Bracket Kit Aluminum Brackets with vertical or horizontal mounting capability Order No. 878898 Antenna Mast Four section, clear anodized aluminum mast with extended length of 90 1/4" Order No. 878897-1 (Antenna not included) PRINTED IN U.S.A. Copyright© 2001 by Telex TELEX COMMUNICATIONS, INC. All rights reserved NOV 2001 -7-
