5842
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The 5842 aka CK5842 aka 417A (P/N 154-0408-00,157-0098-00) is a high-gm UHF triode vacuum tube with a B9A (Noval) miniature 9-pin base.
It is used in low serial number instances of the 2A61, in the front-end differential amplifier.
| Aged/Checked/Matched Pair Details | ||
|---|---|---|
| Used in | Tek Part# | S/N Range |
| 2A61 | 157-0098-00 | 900 - 986 |
Reference:
Links
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Amperex 5842
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Mullard 5842
