Technical Publications

HD-TVI VIDEO AND ELECTROMAGNETIC INTERFERENCE BY: Don McClatchie            The new HD-TVI and HD-CVI video formats deliver excellent High Definition video images usually at a lower cost than the IP digital cameras and since they use the same coaxial cable as the old analog cameras it is

READ MORE

SOUND FREQUENCY WAVE LENGTH By: Don McClatchie All signals both RF and Audio are electromagnetic waves that travel down wires or through the air and they all have a wavelength. The wavelength of any frequency is the distance any frequency travels in the time of one cycle.

READ MORE

Post Tags:

WHEN TO USE A/B SWITCHING ON IP CAMERAS BY: Don McClatchie IP cameras have ushered in a new era of CCTV installation complete with some new ways of providing security with new applications for the customer in both business and home security systems. One of the new

READ MORE

HOW TO CHOOSE A FIRE EXTINGUISHER            If you look carefully you will see all kinds of fire extinguishers just about everywhere you go. Every business, shop, garage, home and even cars have them as a guard against a possible fire to protect life and property.

READ MORE