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5718: Difference between revisions
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The '''5718''' (European Type '''EC71''') is a subminiature high frequency triode. | The '''5718''' (European Type '''EC71''') is a subminiature high frequency triode. | ||
It is used in the front end of the [[321]] (early models) and in the [[P170CF]] | It is used in the front end of the [[321]] (early models) and in the [[P500CF]] and [[P170CF]] probes. | ||
Tek part number: 154-0053-00 | Tek part number: 154-0053-00 | ||
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{{Checkedtubes TableHeader}} | {{Checkedtubes TableHeader}} | ||
|- | |- | ||
| [[P170CF]] (V951) || 157-0019-00 || All | | [[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*157-0046-00 has been replaced by 157-0070-00 | |||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}} | {{Tube aging reference}} | ||