New & Used Trolleys, Trams, Welcome to Specialty Vehicles, the preeminent source of new and used trolleys, trams, electric shuttles, and other types of people movers. Since 1982, we have manufactured, distributed and sold our diversified line of vehicles to clients in an array of different industries.
Automotivecircuits use two types of signals:â¢INPUT-provides information about operating conditions(switches, sensors)â¢OUTPUT-causes an electrical or electronic device to operate(lamps, LEDs, relays, motors)Input and output signals can be either digital or analog, depending onthe application.
Analog at a glance. As a technology, analog is the process of taking an audio or video signal (in most cases, the human voice) and translating it into electronic pulses. Digital on the other hand is breaking the signal into a binary format where the audio or video data is represented by a series of 1s and 0s.nalog at a glance. As a technology, analog is the process of taking an audio or video signal (in most cases, the human voice) and translating it into electronic pulses. Digital on the other hand is breaking the signal into a binary format where the audio or video data is represented by a series of 1s and 0s.