Point-to-Point Network Modems
Description
Point-to-Point Network Modems are devices that facilitate the transmission of digital information over a network by modulating and demodulating signals. These modems are specifically designed to establish a direct communication link between two endpoints, allowing for the exchange of data without the need for intermediary devices or networks.
Working Principle
Point-to-Point Network Modems operate by converting digital data into analog signals that can be transmitted over various types of communication channels, such as telephone lines or radio frequencies. The modems modulate the digital data into a format suitable for the transmission medium and then demodulate the received signals back into digital data at the receiving end. This process ensures that data can be accurately and efficiently transmitted over long distances. The utility of these modems lies in their ability to provide a dedicated communication link, which can result in more reliable and secure data transmission compared to shared network connections.
Applications
Point-to-Point Network Modems are commonly used in scenarios where a dedicated communication link is required. Specific examples include remote network management, where reliable and consistent data transmission is crucial, and "lights out" operations, which demand high reliability for remote monitoring and control systems. These modems are also used in industrial settings for connecting remote sensors and control systems to central monitoring stations.
Advantages over other Network Modems
One of the primary advantages of Point-to-Point Network Modems is their ability to provide a dedicated communication link, which can enhance the reliability and security of data transmission. Unlike shared network modems, these modems are not subject to network congestion, which can lead to delays and data loss. Additionally, they are well-suited for applications that require consistent and uninterrupted data flow, such as remote network management and industrial automation.
Limitations
A significant limitation of Point-to-Point Network Modems is their reliance on a dedicated communication link, which can be more costly to establish and maintain compared to shared network connections. Additionally, these modems may not be suitable for applications that require connectivity to multiple endpoints or integration with larger network infrastructures.
Considerations
When considering the use of Point-to-Point Network Modems, it is important to evaluate the initial costs associated with setting up a dedicated communication link, as well as the ongoing operating expenses. Durability and reliability are critical factors, especially in industrial applications where environmental conditions can be harsh. The accuracy of data transmission is generally high with these modems, but regular maintenance and potential replacement costs should be factored into the overall cost of ownership.
from Radicom Research, Inc.
Radicom Research ’s RB4000 and RB4000HM Bluetooth modules are designed to meet OEM ’s needs of embedding short-range wireless data connectivity to their products. The RB4000 family offers a quick and simple solution for wireless point-to-point communications. The RB4000 series are Class... [See More]
- Operating Mode: Point-to-Point
- Network Media: Wireless
- Form Factor: Board
- Ports / Interfaces: TTL
from Digi International, Inc.
Digi's XBee-PRO 900HP RF modems can be configured in minutes to provide reliable serial cable replacement between many different types of electronic devices. These modems utilize the XBee-PRO 900HP 900 MHz RF Module in an enclosure with interface options that include RS-232, RS-485, USB and Ethernet... [See More]
- Operating Mode: Point-to-Point; Point-to-Multipoint
- Modem Type: Radio Modem
- Network Media: Wireless
- Output Power: 251
from Data Connect Enterprise, Inc.
The Patton 2960 RAS is an ideal solution for the established Internet Service Provider that is expanding into a new calling area. By integrating capabilities into our 2960 Remote Access Server, the ISP lowers expansion costs and produces revenue immediately. The 2960 RAS integrates 16 analog and... [See More]
- Operating Mode: Point-to-Point
- Ports / Interfaces: Serial
- Form Factor: Desktop / Standalone
- Modem Type: ISDN Modem
from Patton Electronics Co.
The Patton Model 2996 Remote Access Server connects V.110, V.92, V.44, V.90, K56Flex, V.34+ and ISDN dial-up users to your network using a fully redundant, high-density package. The 2996 concentrates 120 simultaneous calls across four T1s or four E1s. Simply, it is the most cost-effective wide area... [See More]
- Operating Mode: Point-to-Point
- Ports / Interfaces: Serial
- Form Factor: Desktop / Standalone
- Modem Type: ISDN Modem
from Acromag, Inc.
The Acromag VWB2000 wireless I/O system provides a simple solution to reproduce an analog, discrete, or Modbus® signal at a remote location. This point-to-point wireless bridge is enclosed in a rugged, weather-tight housing to meet the demands of industrial installations. Acromag's wireless bridge... [See More]
- Operating Mode: Point-to-Point
- Network Media: Wireless
- Form Factor: Wall Mount
- Protocol / Network: Wireless Radio
from RainWise, Inc.
Rainwise offers a number of radio modem solutions. As each application has very different requirements, we request that you supply us with the details about your application. We are then able to configure the most reliable and cost effective solution for your application. Product Features. [See More]
- Operating Mode: Point-to-Point
- Network Media: Wireless
- Form Factor: Desktop / Standalone
- Modem Type: Radio Modem
from Multi-Tech Systems, Inc.
The QuickCarrier ® USB-D cellular external dongle is an industrial-grade USB that plugs directly into devices to enable immediate communication with your carrier network. The USB-D delivers a path to upgrade for existing equipment in the field, as technology evolves, it evolves, so you can... [See More]
- Operating Mode: Point-to-Point
- Network Media: Wireless
- Form Factor: Desktop / Standalone
- Protocol / Network: GSM, 3G, CDMA
from Radicom Research, Inc.
Radicom Research ’s RB4000 and RB4000HM Bluetooth modules are designed to meet OEM ’s needs of embedding short-range wireless data connectivity to their products. The RB4000 family offers a quick and simple solution for wireless point-to-point communications. The RB4000 series are Class... [See More]
- Operating Mode: Point-to-Point
- Network Media: Wireless
- Form Factor: Board
- Ports / Interfaces: TTL
from Digi International, Inc.
When you need to punch through noisy environments and cover long distances, Digi XBee SX 1-Watt 900 MHz RF modems provide a combination reliability and redundancy for integrators building low-power, mission-critical wireless systems. With interface options including RS232/485 or Digital/ Analog I/O,... [See More]
- Operating Mode: Point-to-Point; Point-to-Multipoint
- Ports / Interfaces: Serial, USB
- Network Media: Wireless
- Modem Type: Radio Modem
from Data Connect Enterprise, Inc.
The Patton 2960 RAS is an ideal solution for the established Internet Service Provider that is expanding into a new calling area. By integrating capabilities into our 2960 Remote Access Server, the ISP lowers expansion costs and produces revenue immediately. The 2960 RAS integrates 30 analog and... [See More]
- Operating Mode: Point-to-Point
- Ports / Interfaces: Serial
- Form Factor: Desktop / Standalone
- Modem Type: ISDN Modem
from Patton Electronics Co.
The Patton 2960 RAS is an ideal solution for the established Internet Service Provider that is expanding into a new calling area. By integrating capabilities into our 2960 Remote Access Server, the ISP lowers expansion costs and produces revenue immediately. The 2960 RAS integrates 24 analog and... [See More]
- Operating Mode: Point-to-Point
- Ports / Interfaces: Serial
- Form Factor: Desktop / Standalone
- Modem Type: ISDN Modem
from Multi-Tech Systems, Inc.
The MultiConnect ® Cell 100 Series cellular modems are fully certified and carrier approved, so you can deploy faster and get your devices communicating. The MultiConnect Cell 100 Series deliver fast, secure data for remote operations, and integrate easily to extend the life of legacy equipment. [See More]
- Operating Mode: Point-to-Point
- Network Media: Wireless
- Form Factor: Board; Desktop / Standalone
- Protocol / Network: GSM, 3G, CDMA
from Digi International, Inc.
Adjustable power output from 100 mW to 1 W; up to 4 W EIRP (with 6 dB antenna) Digi's XTend-PKG RF modems provide everything you need for out-of-the-box serial cable replacement, enabling quick and inexpensive wireless connectivity of electronic devices across a broad range of applications. Simply... [See More]
- Operating Mode: Point-to-Point; Point-to-Multipoint
- Ports / Interfaces: Serial, USB
- Network Media: Wireless
- Modem Type: Radio Modem
from Data Connect Enterprise, Inc.
The Patton 2960 RAS is an ideal solution for the established Internet Service Provider that is expanding into a new calling area. By integrating capabilities into our 2960 Remote Access Server, the ISP lowers expansion costs and produces revenue immediately. The 2960 RAS integrates 60 analog and... [See More]
- Operating Mode: Point-to-Point
- Ports / Interfaces: Serial
- Form Factor: Desktop / Standalone
- Modem Type: ISDN Modem
from Patton Electronics Co.
The Model 3120 Remote Access Server supports up to 120 digital ISDN or analog (V.110, V.92, V.90, K56Flex, V.34, etc.) modem connections in a single 1U high (1.75 in./4.45 cm) rack-mountable chassis. The Model 3120 is the highest density, lowest profile remote access server available anywhere. With... [See More]
- Operating Mode: Point-to-Point
- Ports / Interfaces: Serial
- Form Factor: Desktop / Standalone
- Modem Type: ISDN Modem