Summary of Contents for Nisshinbo Micro Devices NJR2835 Series
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Microwave Business Headquarters -Notice of Proprietary Information- This document and its contents are proprietary to Nisshinbo Micro Devices Inc. This publication and its contents may not be reproduced or distributed for any other purpose without the written permission of Nisshinbo Micro Devices Inc.
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Caution 1. While Nisshinbo Micro Devices Inc. (NISD) continually strives to improve the quality and reliability of our products, failures will occur in microwave products over time. For this reason, it is important that customers fulfill their responsibilities to ensure designed-in safety –...
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NJR2835 series Scope This LNB is designed for the low noise amplifier and block downconverter intended for the satellite communication data downlink application in Ku-band. It is combined a 3-stage HEMT amplifier and a block downconverter with a phase locked local oscillator (10 GHz, 10.25 GHz, 10.75 GHz or 11.3 GHz) which is synchronized with internal high stability TCXO reference.
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NJR2835 series Series Model Number Numbering System Line-up *Above Specifications are subject to change without notice. Reference No.: Rev.: Sheet: DS-R2835...
NJR2835 series 4. Outline Drawing 4.1. F-type Model (e.g. NJR2835H) 4.2. N-type Model (e.g. NJR2835HN) *Above Specifications are subject to change without notice. Reference No.: Rev.: Sheet: DS-R2835...
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NJR2835 series 5. Label 5.1. Label Outline (e.g. NJR2835H) 5.2. Definitions Serial Number (OSSSSSRYM) - ALPHANUMERIC (9 characters) A 0 0 0 0 1 A 1 3 M: Prodctuon Month Y: Prodctuon Year R: Revision Number SSSSS: Running Number O: Overflow Number O: Overflow Number - ALPHABET (1 character) "A"...
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NJR2835 series 6. Package 6.1. Individual Package / Shipping Package *Above Specifications are subject to change without notice. Reference No.: Rev.: Sheet: DS-R2835...
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NJR2835 series 6.2. Enclosed Accessories O-ring, Qty (1), for Waveguide Flange Screw, Qty (4), M4 x 10 mm, Phillips Head with Spring Washer and Flat Washer, SUS *Above Specifications are subject to change without notice. Reference No.: Rev.:...
NJR2835 series 7. Handling Precautions 7.1. DANGER This statement indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury. Items Description Input Voltage Only input a DC voltage within the range indicated in specifications.
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NJR2835 series Items Description Weatherproof The unit mounted in outdoor should be conducted with adequately weatherproof procedure. Do seal all of cable connection points from the connector to the cable sheath by usage of self-amalgamating tape. Ensure the waveguide connection is properly assembled with the enclosed o-ring gasket as accessories.
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NJR2835 series 8. Instructions Manual 8.1. Descriptions This section describes the information of connectors and etc. Items Description Purpose RF Input Waveguide: WR-75 The LNB receives an RF signal (Ku-band: frequency Waveguide Flange: Square Cover divided by region band from the 10.75 to 12.75 GHz) via Grooved this waveguide.
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NJR2835 series 8.2.1. Mounting Configuration The Unit can be mounted with OMT or the waveguide filter of the satellite antenna. When mounting with the OMT or the waveguide filter, the following steps should be complied: Step 1: Verify that the groove on the waveguide flange for a gasket is clean.
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NJR2835 series 8.2.2. Connecting Coaxial Cable The LNB is connected the modem with a coaxial cable, and requires to supply +12 to +24 V DC power from the modem. The connection of coaxial cable should be complied with the following steps:...
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NJR2835 series 8.2.3. Start-up Start-up will be immediately performed with the following step: Step: Power on the modem and supply the DC voltage from modem. Only input a DC voltage within the range indicated in specifications. Do operate with the input voltage range between +12 and +24 V DC power.