5718: Difference between revisions

Latest revision as of 12:28, 13 October 2023

The 5718 (European: EC71) (P/N 154-0053-00) is a subminiature high-frequency triode vacuum tube.

It is used in the front end of the 321 (early models) and in the P500CF and P170CF probes.

Instrument	Manufacturer	Class	Model	Description	Introduced
321	Tektronix	Oscilloscope	321	Portable single channel scope	1960
P170CF	Tektronix	Probe	P170CF	Cathode-Follower Probe	(?)
P500CF	Tektronix	Probe	P500CF	Cathode-Follower Probe	(?)

Aged/Checked/Matched Pair Details
Used in	Tek Part#	S/N Range
P170CF (V951)	157-0019-00	All, Note1
P500CF	157-0046-00	All, Note2
P500CF	157-0070-00	All, Note3

Reference:

@@ Line 1: / Line 1: @@
-The '''5718''' is a subminiature high frequency triode.
+{{Vacuum Tube
-It is used in the front end of the [[321]] (early models) and [[P170CF]].
+|Type=Triode
+|Number=5718
+|EuroNumber=EC71
+|RussianNumber=
+|Part_nos=154-0053-00
+|Description=subminiature high-frequency triode
+|Used_in=321;P500CF;P170CF;
+|Designers=
+}}.
-* [http://w140.com/kurt/5718.pdf Sylvania 5718 Datasheet (PDF)]
+It is used in the front end of the [[321]] (early models) and in the [[P500CF]] and [[P170CF]] probes.
+{{Part usage}}
+{| class="wikitable"
+{{Checkedtubes TableHeader}}
+|-
+|  [[P170CF]] (V951)  || 157-0019-00   || All, Note1
+|-
+|  [[P500CF]]  || 157-0046-00   || All, Note2
+|-
+|  [[P500CF]]  || 157-0070-00   || All, Note3
+|}
+* Note1:Aged/checked tubes have a green dot painted on tip
+* Note2:Aged/checked tubes have a yellow dot painted on tip
+* Note3:Aged/checked tubes have a white dot painted on tip
+* 157-0046-00 has been replaced by 157-0070-00
+{{Tube aging reference}}
+==Links==
+* [[Media:Sylvania 5718 data sheet.pdf|Sylvania 5718 Datasheet]]
+* [[Media:RCA 5718 data sheet.pdf|RCA 5718 Datasheet]]
+* [[tube:5718|5718 @ radiomuseum.org]]
+==Photos==
+<gallery>
+tube.jpg
+Sylvania jan 5718 tube.jpg
+Subnitron 5718 tube.jpg
+</gallery>
 [[Category:Triodes]]