Manuals through 2025 now available!
Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.
LEMON is the spiritual successor to CHARM, I recommend you try it!
Link:
lemon-manuals.la or
lemon-manuals.org.ua
(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)
Or, hide this message:
temporarily or
permanently
Checking Switches
In a circuit diagram, a switch is represented by a symbol and in the idle state.
1. Normal open or normal closed switch Switches are classified into those which make the circuit open and those which make the circuit closed when off.
2. Switch connection This figure illustrates a complex switch. The continuity between terminals at each position is as indicated in the table below.
