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PCF80Sensibly equivalent¶ to:See also:
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The PCF80 is a triode pentode, with separate cathode connections, designed in the era of VHF Band III television in the mid 1950's. It functions as a mixer and oscillator in the tuner.![](../pics/aaq0290a.jpg)
The triode oscillator is screened from the pentode mixer.The thin glass tube envelope is 20 mm in diameter and, excluding the B9A base pins, is 49 mm tall.References: Data-sheet & 1040. Type PCF80 was first introduced in 1953. See also 1953 adverts. |
Pin Connections
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | ![](../static/key.gif) a(t) | g1 | g2 | h | h | a | k,s,g3 | k(t) | g1(t) |
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Absolute Maximum Operating Conditions¶
| Vh | Ah | Va | Vs | Vg | mAa | mAs | ra | gm | ![](../static/pdflogo.gif)
| 9 | 0.3 | 170 | 170 | -5.5 | 5.2 | 1.5 | 0.87M | 2.1 |
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Absolute Maximum Operating Conditions¶
| Va | Vg | mAa | ![](../static/key.gif)
| 100 | -2 | 14 |
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Updated April 01, 2014.
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