Connectors: Difference between revisions

Connectors (view source)

77 bytes added , 19 August 2012

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 ==UHF==
-The UHF connector is basically a [[Connectors#Banana|banana]] connector with a screw-on shield.
+The UHF connector is basically a [[Connectors#Banana|banana]] connector
-The male is often called a PL-259, and the female is often called an SO-239.  Although it is
+with a screw-on shield.
-called a "UHF" connector, the connector's construction does does not provide a standard controlled
+The male is often called a PL-259,
-impedance, so it typically used up to 300 MHz, at most.  The design has been used since the 1930's,
+and the female is often called an SO-239.
+Although it is called a "UHF" connector,
+the connector's construction does does not provide
+a controlled impedance that matches the impedance
+of the cables it is typically used with.
+UHF connectors are typically used up to 300 MHz, at most.
+The design has been used since the 1930's,
 and it is used on many pieces of early Tektronix gear.  Tek moved away from them in the mid-1960's.
 Tek provided kits that allowed owners or field technicians to convert instruments from UHF connectors