1T4
Remote-Cutoff Pentode


Characteristics

Data Source. . . . . . . . . RC-15 Heater or Filament Voltage . 1.4 DC volts Heater or Filament Current . 0.05 amperes EIA Base . . . . . . . . . . 6AR Outline. . . . . . . . . . . 5-2 Prefered Substitutes . . . . 1L4 Substitutes. . . . . . . . . 1U4

Miniature type used in lightweight, compact, portable, battery-operated receivers as rf or if amplifier. Requires miniature 7-contact socket and may be mounted in any position.

Capacitances and Design Maximum Values

Section. . . . . . . . . Pentode Cin. . . . . . . . . . . . 3.6 pf Cout . . . . . . . . . . . 7.5 pf Cgp. . . . . . . . . . . . 0.01 pf Maximum Plate Voltage. . . 90 volts Maximum Screen Voltage . . 67.5 volts


Average Plate Characteristics



Typical Operation

as a Receiving Tube

Description Vp Vg VgMax Vs Is IsMax Ip IpMax Rp TC AF Zl PO Class A Amplifier 90 0 - 67.5 1.4 - 3.5 - 500K 900 - - -
             Class A Amplifier    90     0     -    45  0.65     -   1.8     -  800K   750    -     -    -
             Class A Amplifier  67.5     0     -  67.5   1.5     -   3.4     -  250K   875    -     -    -
             Class A Amplifier    45     0     -    45   0.7     -   1.7     -  350K   700    -     -    -


Searched 10075 records on 3538 tubes, 1 match.
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:
Duncan Amps

Nostalgia Air

KBApps partial 195X RCA Receiving Tube Manual

OPCOMs 1959 Sylvania Tube Manual

OPCOMs 1943 and 1949 Sylvania Tube Manuals

Pete Millett's RCA HB-3 Manual


(c) 1995-2001 by NJ7P
NJ7P/Mon Jul 29 01:14:36 2002