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MONO5 6 08/06/2022 The content of this manual is the intellectual property of Momobeam. No part of this publication may be reproduced or transmitted in any form or by any means without prior permission of Momobeam. Please, carefully read this assembly manual before starting to assemble the antenna.
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This makes the assembly of Momobeam antennas very easy and intuitive. The Momobeam RF choke (supplied) is placed between the coaxial feed line and the feedpoint. Any high quality choke used should not have lead lengths longer than 2 inches.
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MONO5 6 08/06/2022 Assembly advice Momobeam Yagi antenna MONO5 6 is made of aluminum tubes, stainless steel hardware (bolts, nuts, washers), galvanized steel hardware (Ubolts and clamps, nuts, washers) POM-C UV-Resistant driver insulators and polypropylene clamps. Stainless steel is very sturdy, but sometimes you might experience seizure when you tighten or loose some stainless steel parts.
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Revision MONO5 6 08/06/2022 Tools Supplied by Momobeam Allen/hexagonal tools are used for the bolt heads. Nylock nuts use sockets. Suggested additional materials: Protective gloves; anti-seize compound (Penatrox). NOTE: There will be additional hardware items remaining after final assembly (Spare parts).
STEP2 - BOOM TO MAST PLATE ASSEMBLY MONO5 6 boom to mast plate is made of one aluminum plate with 8 holes. External holes (on shorter sides) are for polypropylene clamps. Assembly clamps so that they "hug" the boom. Position the plate like shown in the picture below (185cm from boom start).
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08/06/2022 STEP3 - ELEMENTS ASSEMBLY MONO5 6 is a five (5) elements antenna. Each element is identified with a letter, from A to E. Each element is made of three sections that comes telescoped inside a larger one. The elements of MONO5 6 are made of two sizes of aluminum tubes, larger for the central section and smaller for the terminal parts, ranging from 12mm to 16mm diameter.
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ASSEMBLY MANUAL Date issued Revision MONO5 6 08/06/2022 STEP 4 - ELEMENTS TERMINAL PARTS ASSEMBLY You need to locate the terminal parts for each element by checking the labels. Slide the element terminal part into the corrispondent central part until holes align. Please note that the central element part has two size holes.
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Now it is time to firmly tighten elements bolts to the boom. Now you must connect the coax cable to the element B thru a 1:1 RF Choke (included). Your MONO5 6 is now fully assembled! page. 9 Momobeam C.da Berbarello 508 - IT-91025 Marsala Italy...
- Check all measurements and spacing. If no errors are found in the measurements, it is likely that your new Momobeam antenna has been mounted at an insufficient height; or it is possible that there is an interaction with other antennas or metallic objects (if they are less than 3 meters away).
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