Sender (disambiguation)

A sender is a circuit in an electromechanical switching system that is responsible for sending or receiving data to or from the outside world.

Sender is a generic term and may refer to:

Panel Switch

• Subscriber's sender
• "B" operator's sender

No. 1 Crossbar Switch

• Originating Sender
• Terminating Sender

No. 5 Crossbar Switch

• Outgoing Sender
• Outgoing Sender MF (OS MF)
• Outgoing Sender DP (OS DP)
• Outgoing Sender RP (OS RP)
• Outgoing Sender IMG (OS IMG)

No. 4 Toll Crossbar Switch

• Incoming Dial Pulse sender
• Incoming Key Pulse sender
• Position Keyset and sender
• Outgoing Dial and Call Announcer sender
• Outgoing Revertive and PCI sender