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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Source ........................................ RCA RC-29 - 1975
Bulb .......................................... T-6 1/2
EIA Outline ................................... 6-2
EIA Base ...................................... 9QP
Source ........................................ RCA RC-29 - 1975
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.6 A
Pentode
Source ........................................ RCA RC-29 - 1975
Input ......................................... 7.5 pf
Output ........................................ 2.2 pf
Grid to Plate ................................. 0.046 pf
Triode
Source ........................................ RCA RC-29 - 1975
Input ......................................... 3.2 pf
Output ........................................ 1.6 pf
Grid to Plate ................................. 3 pf
Pentode
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 330 V
Grid No. 2 Voltage ............................ 330 V
Plate Dissipation ............................. 2.5 W
Grid No. 2 Dissipation ........................ 0.55 W
Triode
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 330 V
Plate Dissipation ............................. 1 W
Triode Class A Amplifier
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 250 V
Grid No. 1 Voltage ............................ -2 V
Amplification Factor .......................... 100
Plate Resistance (approx) ..................... 31.5K Ω
Transconductance .............................. 3200 µ
Plate Current ................................. 1.8 mA
Pentode Class A Amplifier
Source ........................................ RCA RC-29 - 1975
Plate Voltage ................................. 125 V
Grid No. 2 Voltage ............................ 125 V
Grid No. 1 Voltage ............................ -1 V
Plate Resistance (approx) ..................... 150K Ω
Transconductance .............................. 10000 µ
Plate Current ................................. 12 mA
Grid No. 2 Current ............................ 4.5 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
Thu, 30 Jun 2022 04:28:06 -0700