Instruction d'utilisation Telex ALP-600

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ALP-600
R
UHF Log Pe ri odic An tenna
TELEX COMMUNICATIONS, INC.
Or der No. 878896 801542
8601 East Cornhusker High way, P.O. Box 5579, Lin coln NE 68505
IN STRUC TION MAN UAL
Gen eral De scrip tion
Log Pe ri odic An tennas are also di rec tional and
The ALP-600 is a broad band bi-directional log pe -
will have the best re cep tion when pointed at the
ri odic an tenna. It will re ceive any fre quency from
trans mit ter. This yields the ben e fit of less in ter fer-
520 to 760 MHz. The “gain”

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Mount ing Sug ges tions Fig ure 2 ALP-600 An tenna Mast ALP-600 FOOTBALL TR-600's FIELD COACHES BOX Refer to Figure 4 for typical antenna pattern. Fig ure 3 Top View of Field -2-

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ALP-600 An tenna Pat tern Fig ure 4 Typ i cal ALP-600 UHF Bi-Directional An tenna Pat tern -3-

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Clamps Clamps are pro vided for mount ing the ALP-600 Do not clamp the an tenna to hor i zon tal metal ob - onto the an tenna mast. At tach the clamps with the jects that ex tend past the clamp. This will de tune hard ware sup plied. See Fig ure 5. the an tenna and cause loss of range and per for- mance. Fig ure 5 Clamps Coax Ca ble For best re sults, it is rec om mended that ca ble losses A 10 ft coax ca ble (PN 690419) is in cluded with be kept un der 4 dB. (Ev ery 3 dB of sig nal loss re -