282
edits
2N2207: Difference between revisions
no edit summary
No edit summary |
Vintage dave (talk | contribs) No edit summary |
||
| Line 7: | Line 7: | ||
The 2N2207 is used in a variety of 1960's Tektronix equipment including the [[3B1]], [[547]], [[321|321A]], and [[3B3]]. | The 2N2207 is used in a variety of 1960's Tektronix equipment including the [[3B1]], [[547]], [[321|321A]], and [[3B3]]. | ||
The Tektronix part number for the 2N2207 is 151-063. | The Tektronix part number for the 2N2207 is 151-063. | ||
2N2207 are a common source of problems on Tektronix scopes from the 1960's. | Due to tin whisker growth inside the case, 2N2207 are a common source of problems on Tektronix scopes from the 1960's. | ||
In most (but not all) circuits, a failed 2N2207 can be replaced with a | In most (but not all) circuits, a failed 2N2207 can be replaced with a | ||
modern silicon PNP transistor. | modern silicon PNP transistor. | ||