Obtain or upgrade your amateur radio licence using this complete training package. Create tests from official ARRL question pools. Browse the question pools. Read in-depth explanations of the questions. FCC Part 97 rules and RF exposure tables included. Hypertext links take you from each question to technical explanations, useful formulae, math hints and everything else you need for a pass grade.

Wireless LAN security and management solution. Offers Access Point configuration, rogue AP detection and combined wired and wireless network monitoring. With dedicated RF Sensors the solution identifies the wireless network vulnerabilities and protects WLANs from intrusions and denial-of-service attacks.

eClock is wireless game or event clock that runs on a Windows 95/98/Me/2000/NT4.0/XP PC. It uses wireless RF technology to start and stop the clock. The RF transmitter has a working range of well over 150+ feet. eCLOCK can track up to 4 periods with a maximum time of 99:59 (mm:ss) per period. Period are incremented automatically. Time is reset after a period ends and 15 second has elapsed. eCLOCK also provides a blinking or scrolling marquee.

eTIMER is a software application that counts, times and measure just about any athletic event or drills. eTIMER is available for Windows 95, 98, NT4.0/2000 and XP. eTIMER is unique in that either a tradition keyboard/mouse or a wireless RF device that connects to an available printer port can control it. The RF device provides the user with up to 150+ feet of hands free control for starting and stopping of eTIMER options.

You can connect data collection serial devices: bar code scanners, modems, sensors, gages, RF equipment, telephone PBX systems, laboratory or industrial instruments, and so on - to the serial ports of your computer to deliver that data anywhere over any TCP/IP based network. Program creates up to 254 virtual serial ports at a time. Physical COM ports located on remote computer can be connected to host computer over the network as well.

eCOUNT is a wireless software application that uses computers and hardwired or wireless RF technology to count target hits. It runs on a Windows 95/98/Me/2000/NT4.0/XP PC. The RF transmitter has a working range of well over 350+ feet. There can be either single or dual display's allowing one or two competitor's to compete. The transmitter comes with a normally open sensor and magnet. As a target is hit the sensor will close and transmit a hit.

Easy to use and yet very powerful program which allows you to change color of the icon representing chosen folder to any color you like. This can dramaticly increase your computer usage speed. You can also protect folders from beging deleted by mistake, unshare them and even add a custom hint !