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Operating Manual

n2420BT

2400 MHz Spread Spectrum OEM
Transceiver

Revision 0.60

,

July 19, 2012

Phone: (403) 248-0028
Fax: (403) 248-2762

www.microhardcorp.com

Model: N2420BT

Microhard Systems Inc.

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Содержание n2420BT

Страница 1: ...Operating Manual n2420BT 2400 MHz Spread Spectrum OEM Transceiver Revision 0 60 July 19 2012 Phone 403 248 0028 Fax 403 248 2762 www microhardcorp com Model N2420BT Microhard Systems Inc...

Страница 2: ...TIONAL WARRANTY Indemnification The Purchaser shall indemnify Microhard Systems Inc and its respective directors officers employees successors and assigns including any subsidiaries related corporatio...

Страница 3: ...ation of Conformity procedure without a transmitter certified module and a module is added the host manufacturer is responsible for ensuring that the after the module is installed and operational the...

Страница 4: ...tu de la D claration de la proc dure de conformit sans un module metteur et d un module certifi est ajout le fabricant d h te est responsable de s assurer que les fois que le module est install et op...

Страница 5: ...eiver is connected Consult the dealer or an experienced radio TV technician for help FCC Avis utilisateur Sec 15 105 REMARQUE Cet quipement a t test et trouv conforme aux limites pour un appareil num...

Страница 6: ...ights ii N2420BT Regulatory Requirements iii CONTENTS VI 2 GENERAL 1 2 0 PRODUCT OVERVIEW 1 2 1 OUTPUT POWER LEVEL 2 3 INSTALLATION 3 3 0 OVERVIEW 3 3 1 ESTIMATING THE GAIN MARGIN 3 3 2 ANTENNAS AND C...

Страница 7: ...pectrum1 this means that it can be used without access fees such as those incurred by cellular airtime a serial I O data port with handshaking and hardware flow control allowing the N2420BT to interfa...

Страница 8: ...power levels so it is recommended that the lowest power necessary is used using excessive power contributes to unnecessary RF pollution Ideally you should test the communications performance between u...

Страница 9: ...nsmitter receiver pair The number can be calculated based on knowledge of the equipment being deployed The following four factors make up a system gain calculation 1 Transmitter power user selectable...

Страница 10: ...ween system gain and path loss Referring to the same example suppose the path loss is 100 dB the gain margin would be 40 dB which is more than adequate for reliable communication Path loss is a very c...

Страница 11: ...procedure for installing cabling and antennas for use with the N2420BT module 3 2 1 Internal Cabling The most common method for installing the module is to run a cable from the module s MCX connector...

Страница 12: ...stors The most effective protection against lightning is to install two lightning surge arrestors one at the antenna the other one at the interface with the equipment The surge arrestor grounding syst...

Страница 13: ...uipment If the equipment is in a fixed location and is to communicate with only one other unit also in a fixed location then a Yagi antenna is suitable Choose a Yagi with enough gain to ensure adequat...

Страница 14: ...m to the maximum power setting of 30dBm Example 2 What is the maximum power the N2420BT can be set to comply with FCC and IC given the following equipment given a Yagi Ant Gain 12dBd and cable and con...

Страница 15: ...Microhard Systems Inc could void the user s authority to operate the equipment This device has been tested with MMCX and Reverse Polarity SMA connectors with the antennas listed in Appendix A When int...

Страница 16: ...son gain de sorte que la puissance isotrope rayonn e quivalente p i r e ne d passe pas l intensit n cessaire l tablissement d une communication satisfaisante Le pr sent metteur radio IC 3143A 12P32 a...

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