Kenwood TS-850 Memory Backup Battery Replacement

Kenwood TS-850 Memory Loss

Because of the age of the design and components used, the circuit uses a RAM chip. Using RAM has a drawback in that it requires power to retain information. This power is supplied from a small memory backup battery. Modern designs use NVRAM (Non-Volatile RAM) which retain the information without requiring power. Read Complete Article...

Radio Propagation

Or how radio waves travel through the air…

As radio waves travel through the air away from the transmitter, the path they can take falls into five different types with each type having it’s own particular characteristics and effects on the radio signal. Each type is a method of propagation. All the types of propagation can be affected by geomagnetic events created by sunspots, solar flares and solar winds. Read Complete Article...