Binding posts are screw-type electrical connectors commonly used for speaker connections on monitors, televisions, and audio equipment. They provide a secure, high-current connection suitable for driving external speakers.
Overview
Binding posts typically consist of a threaded post with a knurled knob or cap. Bare wire is inserted into a hole or wrapped around the post, then secured by tightening the knob. Many binding posts also accept banana plugs or spade connectors for convenience.
Common Uses
- External speaker connections on presentation monitors and professional displays
- Audio amplifier outputs
- Test equipment connections
Specifications
Typical specifications for speaker binding posts:
| Parameter | Typical Value |
|---|---|
| Impedance | 4Ω, 6Ω, 8Ω, or 16Ω (speaker dependent) |
| Current rating | Up to several amps |
| Wire gauge | 12-18 AWG typical |
Compatible Connectors
Binding posts typically accept:
- Bare wire (most common)
- Banana plugs
- Spade/fork connectors
- Pin connectors
See Also
- RCA (connector) - Common audio connector
- 3.5mm TRS - Headphone/line-level audio connector
