Phone switchboards are used for routing telephone calls and adding advanced features to telephone systems. Traditional electromechanical devices have been largely replaced by computer-based ...

In Effect Electrical provides electrical switchboard upgrades that make these advancements in energy management possible. As electric vehicles become more popular, upgrading switchboards can make the ...

The first telephone systems performed the switching of calls by human operators. The operators interconnected telephone lines by manually connecting cables at switchboards. Switching systems have ...