Multi-Tech Systems MultiModem manual Bluetooth Antenna Requirements

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Chapter 5 – Wireless Antennas

Bluetooth Antenna Requirements

Frequency Range

2.4-2.5 Ghz

Impedance

50 ohm nominal

VSWR

<2.0:1

Gain

2 dBi

Radiation

Omni

Polarization

Vertical

Wave

Half Wave Dipole

Connector

Reverse Polarity SMA Plug

An antenna that meets the requirements for use with the SocketWireless product can be ordered, for example, from Nearson.

www.nearson.com

Part number: S131AH – 2450S

Multi-Tech Systems, Inc. MultiModem Wireless EDGE, GPRS, & CDMA Modem with Bluetooth (S000390B)

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Contents MultiModem Copyright User GuideRecord of Revisions Revision Date Description TrademarksTable of Contents MultiModem Descriptions Bluetooth InterfaceIntroduction Product Description Safety Warnings Front Panel Ship Kit ContentsPacket Data Specifications Wireless Modems with BluetoothSwitch settings for these configurations Setup and ActivationSetup Activate the Wireless Modem Establish a Wireless Account for EDGE, GPRS, orSIM commands for Gprs SIM commands for EdgeCdma Steps for Connecting to the Internet Connect the Modem to the Internet Using AT CommandsGprs and Edge Steps for Connecting to the Internet Preliminary Information and StepsUsing a Bluetooth-Enabled PDA to Access the Internet Download Sales & Inventory Using an Adapter as SlaveApplication Examples Overview of the Applications Shown AboveATSW20,472,0,0,1 crlf Adapter Setup StepsFactory Defaults Send ATSi,7 crlf Send ATSW20,472,0,0,1 cr ReplySend ATSW25,1,1,0,0 crlf Send ATSC,00520204 crlfType AT+CSO Other CommandsType AT+CREG? Reply OKcrlfGSM Radio Characteristics Wireless AntennasCdma Radio Characteristics AntennaBluetooth Antenna Requirements Repair Procedures for U.S. and Canadian Customers Multi-Tech Warranty StatementReplacement Parts Repair Procedures for International DistributorsWaste Electrical and Electronic Equipment Weee Appendix B Waste Electrical Electronic EquipmentIndex AT commands

MultiModem specifications

The Multi-Tech Systems MultiModem is a versatile solution recognized for its reliability and efficiency in data communication. Ideal for a variety of applications, the MultiModem encompasses several models, each tailored to accommodate different communication needs, including M2M (Machine-to-Machine) solutions and IoT (Internet of Things) applications.

One of the standout features of the MultiModem is its support for multiple connectivity options. It is equipped with various technologies, including GSM, CDMA, and LTE, allowing users to choose the optimal network for their specific requirements. This multi-network compatibility ensures a greater range of connectivity in diverse geographic areas, making it suitable for both urban and remote settings.

The MultiModem also features robust data transmission capabilities, offering different interfaces such as USB, RS232, and Ethernet. These options facilitate seamless integration with existing systems, whether they are legacy devices or modern applications. This flexibility makes the MultiModem an excellent choice for industries like transportation, healthcare, and industrial automation.

Another defining characteristic of the MultiModem is its advanced security features. Security in data transmission is paramount, especially in today’s digital landscape. The MultiModem comes equipped with encryption options and secure access protocols, ensuring that sensitive information is protected against unauthorized access and breaches.

Moreover, the device is designed for durability and reliability, capable of operating in harsh conditions. This ruggedness is crucial for deployments in remote locations, where environmental factors could pose challenges. The MultiModem is built to withstand extreme temperatures and electromagnetic interference, which are common in industrial settings.

In addition to its hardware capabilities, the MultiModem is also supported by robust software solutions that enable easy configuration and management. The accompanying software tools provide user-friendly interfaces, allowing businesses to monitor, manage, and optimize their communication networks effectively. Remote management capabilities further enhance operational efficiencies, enabling users to update settings and troubleshoot issues without being physically present.

Overall, the Multi-Tech Systems MultiModem stands out as a powerful and flexible tool for robust and secure data communication. Its broad range of applications, combined with advanced features, makes it a trusted choice for businesses looking to implement reliable connectivity in their operations. Whether enhancing M2M communications or integrating IoT devices, the MultiModem provides a reliable backbone for modern data transmission needs.