Note: Please do not link down into my pages. I change this directory structure often and your links will not work correctly.
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Preferred Substitutes ......................... 1P5
Substitutes ................................... 1D5 1E5
Source ........................................ RCA RC-15 - 1947
Source ........................................ RCA RC-15 - 1947
Glass octal type used as rf or if amplifier in battery-operated receivers.
Source ........................................ RCA RC-15 - 1947
Bulb .......................................... T-9
Base Type ..................................... Small Wafer Octal 7-Pin with Metal Sleeve
EIA Outline ................................... 9-18
EIA Base ...................................... 5Y
Mounting Position ............................. Any
Source ........................................ RCA RC-15 - 1947
Filament Voltage .............................. 1.4 DC V
Filament Current .............................. 0.05 A
Pentode
Source ........................................ RCA RC-15 - 1947
Input ......................................... 3 pf
Output ........................................ 10 pf
Grid to Plate ................................. 0.007 pf
Class A Amplifier
Source ........................................ RCA RC-15 - 1947
Plate Voltage ................................. 90 V
Grid No. 2 Voltage ............................ 90 V
Grid No. 1 Voltage ............................ 0 V
Plate Resistance (approx) ..................... 1.5M Ω
Transconductance .............................. 750 µ
Plate Current ................................. 1.2 mA
Grid No. 2 Current ............................ 0.3 mA
If you are uncertain about the EIA designator for a particular tube please use the "Index" button to list all the tubes in the database. You can click on the designator for the closest tube.
(c) 1994-2021 by William A. Beech, NJ7P
Mon, 06 Feb 2023 19:02:40 -0700