TubePad 6.0 Tube Chart

Quick Reference Data

Name: 6T8
Use:
Miniature tube type used as combined audio amplifier, AM detector and FM detector in AM/FM radio receivers.
Notes: Requires a miniature 9-pin socket.


6T8
Triple Diode - High-Mu Triode

Characteristics
Data Source. . . . . . . . . TungSol
Heater or Filament Voltage . 6.3 volts
Heater or Filament Current . 0.45 amperes
EIA Base . . . . . . . . . . 9E
Substitutes. . . . . . . . . None



Capacitances and Design Maximum Values:

Section . . . . . . . . . .      Diode 1
C/out . . . . . . . . . . .      3.8 pf

Section . . . . . . . . . .      Diode 2
C/out . . . . . . . . . . .      4.5 pf

Section . . . . . . . . . .      Diode 3
C/out . . . . . . . . . . .      3.8 pf

Section . . . . . . . . . .       Triode
C/in. . . . . . . . . . . .      1.6 pf
C/out . . . . . . . . . . .        1 pf
C/gp. . . . . . . . . . . .      2.2 pf
Plate Dissipation . . . . .      1.0 watts
Maximum Plate Voltage . . .      300 volts





Typical Operation as a Receiving Tube                   

Description   Ep  Eg EgMax Es Is IsMax  Ip IpMax   Rp   TC AF Zl PO
===================================================================
Class A Amp  100  -1     -  -  -     - 0.8     -  54K 1300 70  -  -
Class A Amp  250  -3     -  -  -     -   1     -  58K 1200 70  -  -