Welcome to our site!

Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

relay

Status
Not open for further replies.

smanches

New Member
Because you only need a small amount of power (to turn on the relay) which can control a very large amount of power.

Although people almost never refer to a relay as an amplifier in any sense. Seems your textbooks or professors are a bit old fashioned. :)
 
Status
Not open for further replies.

EE World Online Articles

Loading
Top