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Showing 11Y9 and all of its variations. Other filters are hidden while viewing variations.

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11Y9
Voltage Dual Pentode Pentode-PentodeDissimilar
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Base
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Socket code
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Electrical Summary
Heater 11 V / 450 mA
Plate S1: 275 V / 5.8 WS2: 275 V / 1.75 W
Screen S1: 275 V / 2.9 WS2: 275 V / 0.6 W
Ik max S1: 66 mAS2: 16.5 mA
rP S1: 40,000 ΩS2: 160,000 Ω
gm S1: 21 mA/VS2: 8.5 mA/V
Sections
2
Variations:LFL200
Refer to variations
Source PDFs (2)
- 1968 RCA RC26 (opens in a new tab)
- 1970 Sylvania Technical Manual (opens in a new tab)
LFL200
Voltage Dual Pentode Pentode-Pentode
PDF Google eBay
Base
Refer to variations
Socket code
Refer to variations
Electrical Summary
Refer to variations
Sections
2
Variations:11Y9
Refer to variations
Source PDFs (2)
- 1968 RCA RC26 (opens in a new tab)
- 1970 Sylvania Technical Manual (opens in a new tab)

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Electrical Summary

General Summary

Voltage Dual Pentode Pentode-PentodeDissimilar

Heater	11 V / 450 mA
Plate	S1: 275 V / 5.8 WS2: 275 V / 1.75 W
Screen	S1: 275 V / 2.9 WS2: 275 V / 0.6 W
Ik max	S1: 66 mAS2: 16.5 mA
rP	S1: 40,000 ΩS2: 160,000 Ω
gm	S1: 21 mA/VS2: 8.5 mA/V

Variations:LFL200

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Voltage Dual Pentode Pentode-Pentode

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Variations:11Y9

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