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Telecoms, Datacoms, Wireless, IoT

Remote meter reading system
26 September 2001

A cost-effective, tamper-proof remote meter reading system has been developed and manufactured by a South African company, using low-cost, short-range RF transmitters. The RHM 104 system from Rotrax ...

VCO for the VSAT market
26 September 2001, RF Design

Z-Communications' CLV0798A raises the industry's phase noise standard. The VCO generates frequencies between 730 to 920 MHz within 1 to 15 V d.c. of control voltage while with an average tuning sensitivity ...

ISDN modem cards 'wake-on-ring'
12 September 2001

SPS South Africa has announced the availability of Digi's DataFire Micro V ISDN modem card. The Micro V is the first ISDN card with 'wake-on-ring' and can activate a PC from standby mode on detection ...

RS232/485 converter also a diagnostic tool
29 August 2001

Systems Technologies has designed and manufactured an RS232/485 converter which is not only a communication device but is also a diagnostic tool enabling the user to check the integrity of the RS485 comms ...

RS232 Ethernet box
29 August 2001

Systems Technologies has designed the 350 Ethernet Box that facilitates the connection of a serial port device to a network. A remote PC or terminal can then be used to monitor, configure, manage and ...

Remote port and web monitoring
29 August 2001

Remote port and web monitoring has become a reality with AccelePort Xp, the newest addition to the Digi International's AccelePort asynchronous adapter PCI product line. "Monitoring functions that could ...

Baseband/link controller IC firmware gets Bluetooth TM1 qualification
15 August 2001, Altron Arrow

Atmel's AT76C551 baseband has received Bluetooth qualification and is included on the Bluetooth Qualified Product List (BQPL) which can be found at the official site of the Bluetooth SIG (

Low-cost USB-ISDN solution
15 August 2001, Avnet South Africa

ST Microelectronics' ICAR-USB is a reference design modem based on the ST5481 'Louis' (low-cost USB-ISDN solution) device which combines ISDN link access and an USB interface to allow a simple USB/ISDN ...

Single-wire CAN transceivers reduce costs
1 August 2001

Philips Semiconductors is offering a new family of single-wire controller area network (CAN) transceivers for use in cost-sensitive auto body networking applications. Compared to current alternative systems, ...

Fast Ethernet transceiver offers longer-distance performance
1 August 2001

A Fast Ethernet chip from Cirrus Logic offers equipment manufacturers high signal integrity over cable lengths as long as 160 m, well above the industry standard of 100 m, according to the company. As ...

Small PRISM 2.5 reference design with USB interface
1 August 2001

Intersil has released what it claims is the industry's smallest wireless reference design. It provides all the integrated circuits, software, firmware and a companion voltage-controlled oscillator to ...

Low-profile ADSL transformers
29 August 2001, RF Design

Coilcraft has introduced a new series of ADSL transformers that measure only 12,5 mm high. Available in surface-mount or leaded versions, these transformers are designed to provide optimum performance ...

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