How to Build a DC Motor Speed Control?

Answer Direct current motors can operate using alternating current or DC current. AC current is the same as your home electricity supply, so a DC motor contains a rectifier to change the internal current ... Read More »

Top Q&A For: How to Build a DC Motor Speed Control

How to Repair a Speed Control That's Hard to Twist on an Outboard Motor?

Most often, when the throttle on an outboard motor's tiller-type steering system becomes difficult to twist, it's because the throttle handle has been subjected to vibration. Vibration causes the t... Read More »

Create device for control of fan speed. 4 levels of speed. speed switching in manual mode with two.....?

Too many requirements for a circuit design that can be described here,but may be possible to do with thermal switches and some relays.Start by drawing diagrams of single-pole double-throw switchest... Read More »

How to Convert a Motor to Variable Speed?

Electric motors operate by converting electrical current into rotational mechanical movement; the greater the current, the faster the motor rotates. Electrical current supplied by a battery, a tran... Read More »

How to Speed Up an Electric Trolling Motor?

Trolling motors have a very important function when it comes to fishing. Their designs allow them to maneuver small boats in and around weed beds, hold position against the wind, hover over drop-of... Read More »