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UHF connector: Difference between revisions
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[[File:UHF_socket.jpg|200px|thumb|right|UHF socket (on a [[G|Type G]] plug-in)]] | [[File:UHF_socket.jpg|200px|thumb|right|UHF socket (on a [[G|Type G]] plug-in)]] | ||
The '''"[http://en.wikipedia.org/wiki/UHF_connector UHF connector]"''' is coaxial connector developed prior to WWII | The '''"[http://en.wikipedia.org/wiki/UHF_connector UHF connector]"''' is coaxial connector developed prior to WWII | ||
as a [[ | as a [[banana connector]] with a screw-on shield. The male is often called a PL-259, and the | ||
female is often called an SO-239, following the old Signal Corps nomenclature. | female is often called an SO-239, following the old Signal Corps nomenclature. | ||
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impedance - it drops to 30-40 Ω for about a centimeter in the central region of the connector, which | impedance - it drops to 30-40 Ω for about a centimeter in the central region of the connector, which | ||
means they create significant electrical signal reflections above 150 MHz. Consequently, | means they create significant electrical signal reflections above 150 MHz. Consequently, | ||
manufacturers usually specify this connector as suitable for use up to 200 or 300 MHz only. | |||
UHF sockets are used on many pieces of early Tektronix gear, initially having the advantage that | UHF sockets are used on many pieces of early Tektronix gear, initially having the advantage that | ||