ABRA has a vast inventory of security kits for teachers, students and hobbyists.
If you are a teacher looking for the appropriate kits for your classroom, call our knowledgeable staff for quantity prices and recommendations.
The Ramsey TG2C Tone Grabber Touch-Tone Reader Kit With Case will decode and store any DTMF tone it hears, like dialed phone numbers, repeater codes, control codes.
Price: US$69.95
The Ramsey WTS1C Wireless Trip Sensor Kit combines a very low power sensor along with a powerful UHF transmitter that can send from over 300 feet away.
Price: US$64.95
With the Ramsey AVS10C Automatic Sequential Video Switcher Kit you can monitor up to four video cameras or other video sources on one video monitor.
Price: US$44.95
The EDU-8705 Radio and Electronics Lab lets you go beyond the basics by including over 200 circuits and a variety of electronic components.
Price: US$39.95
The Ramsey SS70C Speech Scrambler and Descrambler Kit With Case full duplex operation allows scrambling and descrambling at the same time.
Price: US$39.95
The Ramsey TV6C VHF TV Transmitter Kit With Case allows you to send any audio and video source (like a VCR or TV camera) to any TV set for up to 300 feet.
Price: US$39.95
The Ramsey IR1 Infra-Red Illuminator Kit has an array of 24 high intensity IR LED's and appropriate drive circuitry to let you see in total darkness.
Price: US$29.95
