NJ7P SQL Tube Database Query

A horizontal ribbon.

Note: Please do not link down into my pages. I change this directory structure often and your links will not work correctly.

A horizontal ribbon.

1N5GT
Sharp-Cutoff Pentode

EIA Base & Outline

EIA Base: 5YEIA Bulb: 9-18

Substitute Data

Preferred Substitutes ......................... 1P5
Substitutes ................................... 1D5 1E5
Source ........................................ RCA RC-15 - 1947

Application

Source ........................................ RCA RC-15 - 1947
Glass octal type used as rf or if amplifier in battery-operated receivers.

Mechanical Data

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

Electrical Data

Source ........................................ RCA RC-15 - 1947
Filament Voltage .............................. 1.4 DC V
Filament Current .............................. 0.05 A

Direct Interelectrode Capacitances (approx)

Pentode
Source ........................................ RCA RC-15 - 1947
Input ......................................... 3 pf
Output ........................................ 10 pf
Grid to Plate ................................. 0.007 pf

Characteristics and Typical Operation

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 µMho
Plate Current ................................. 1.2 mA
Grid No. 2 Current ............................ 0.3 mA

A horizontal ribbon.

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.

Please enter the tube number:

This database contains data on thousands of tubes. Every effort has been made to insure the accuracy of this reference, however, I assume no liability for the results of using information contained herein.

Other Tube Search Engines:
Frank's Electron Tube Pages

Complete Tube Manuals:
Tube Manual Index from NJ7P

A horizontal ribbon.

(c) 1994-2021 by William A. Beech, NJ7P

Sat, 04 Dec 2021 19:29:39 -0700