TRUCK AND TRAILER CAMERA APPLICATIONS By: Don McClatchie Video cameras are finding their way into the transportation industry in the form of cameras mounted on fleet vehicles for security, traffic and accident recording and the mitigation of lawsuits. One of the obvious and first uses for a
EMERGENCY GENERATOR SIGNALING By: Don McClatchie One of the Cardinal rules in Broadcasting is that the programming material must be delivered to the customer, well at least the advertising must get there. Interruptions in transmission should be avoided so that the advertising revenue is not affected,
IP NETWORK RELAY TRANSMISSION By: Don McClatchie IP network cameras and NVRs (Network Video Recorders) have changed the way we look at CCTV installations. The IP network is like a Super-Highway that can easily carry camera video, computer data and control signals all on the same
ANTENNA DESIGN TYPES By: Don McClatchie Since the invention of the first radio signal antenna designs have been evolving. Here is a listing of some of the many types of antennas in use today. Each type of antenna has its own special advantages and disadvantages and
GUIDE TO MAXIMUM CABLE LENGTHS These cable distance maximums are industry preferences and longer lengths can be used. The use of cable signal boosters can greatly extend the usable cable lengths. Also the cable quality will have a major impact on maximum cable limitations. FORMAT
REMOTE CONTROL MODEL FREQUENCY CHART By: Don McClatchie The Federal Communications Commission (FCC) specifies the RF frequencies and spectrum that remote-control models can operate on. Operators who use frequencies in the Amateur Radio (HAM) Band must have an appropriate license to use those frequencies. There are other
RDS PI CODE FORMULA FOR STATION CALLSIGNS By: Don McClatchie The Radio Data System (RDS) Program Identification (PI) code is used to identify FM and LPFM stations that have four alphabetic character callsigns like (KAAZ or WZZA) etc. The PI code transmitted by the station must
AIR GAP NETWORK SECURITY By: Don McClatchie Air Gap network security sometimes referred to as “Air Wall”, and “Air Gapping” is a physical isolation method used to separate computers that need high security from any and all networks and other computers. This means no wired network
MEASURING IP CAMERA SIGNALS, WHY DO IT, AND WHAT ADVANTAGE DOES IT PROVIDE? By: Frank McClatchie Have you ever had a perfectly good IP Camera System suddenly stop working for no apparent reason, and then taken the Camera to the "Bench" to test it and found
WIRELESS DETECTION OF IP CAMERAS FOR TSSA REQUIREMENTS By: Don McClatchie IP cameras are used at gas stations to observe the fueling of trucks and automobiles for safety and security reasons. In Canada and elsewhere some safety agencies require continuous monitoring by employees and if the
