| A proportional radio control is ideal for controlling the speed and direction of model cars, planes or boats. Unfortunately, there are often...
All items tagged with Switch and Free Article (3)
| This article describes the electronics, the BL600 program and the Android program; the last being an Android smartphone application with whi...
| This circuit switches a printer’s USB connection from a PC to a laptop. What was needed was a method of allowing a laptop to use the printer...