DL-1200 MODEM-Find faults in remote control equipment

DL-1200 MODEM-Finding of faults in the remote device channel
In the DL-1200 MODEM rural network transformation, almost all substations have been refitted or newly installed with telecontrol equipment. However, since the telecontrol equipment at the main station end and the

Self-made notebook system recovery disc

Self-made notebook system recovery disc

Reinstalling the system is a very painful thing for every laptop user. However, many brand-name notebooks are equipped with a system recovery disc when shipped from the factory. When the system crashes due to a virus or m

Controllers for the radio industry (continued)

Controllers for the radio industry (continued)

Sum the left and right inputs, calculate the time, and use it to drive the comparator. The comparator detects the level. When the audi

ON Semiconductor's energy efficient LED universal lighting solution

Commonly used sources in the general lighting market include incandescent lamps, compact fluorescent lamps (CFLs), linear fluorescent lamps, high-intensity discharge lamps (HIDs), and emerging high-brightness light-emitting diodes (HB LEDs). With the i