View source for Phone connector

{{Infobox connector
| image = Phone connector.jpg
| caption = right angle 3.5mm and straight 6.35mm 3 contact Phone connectors
| type = audio connector


}}

A '''Phone connector''' is a round jack based connector that is widely used on amateur radio equipment for audio connections as well as other purposes. the name originates from its original use in telephone switchboards in the 19th century.

== Characteristics ==

=== Mechanical ===
The phone jack comes in several sizes and configurations, common sizes are 2.5mm (3/32in), 3.5mm (1/8in), and 6.35mm (1/4in) these are available with different numbers of contacts usually from 2 to four.

== Common Pinouts ==

The following pin outs use the Tip Ring Sleeve terminology where the tip is the conductor at the front of the connector and the sleeve is the rearmost conductor. Where one or more rings are used these are listed in order from front to back.

=== Audio ===

The Phone connector is often used for audio connections in both the 3.5mm and 6.35mm combinations.

==== [[Phone connector/Stereo audio|Stereo Audio]] ====

{{:Phone connector/Stereo audio}}

==== [[Phone connector/Mono audio|Mono Audio]] ====

{{:Phone connector/Mono audio}}

=== Morse Key ===

The majority of radios use a phone connector for morse key connections this is usually a 6.35mm connector but some radios use the 3.5mm version

==== Straight key ====

{{:Phone connector/Morse key straight 3.5mm}}

Note: some radios use the ring connection for PTT or other purposes, when a 2 pin key is used this causes that connection to be shored to ground when the key is plugged in.

==== Paddle key ====

{{:Phone connector/Morse key paddle 3.5mm}}


[[Category:Connector]]