TubePad 6.0 Tube Chart

Quick Reference Data

Name: 6SQ7
Use:
Metal tube type used as combined detector, amplifier and avc tube in radio receivers. This type is similar to type 6Q7 in many respects, but has a higher-mu triode.
Notes: Requires an octal socket and may be mounted in any position.


6SQ7
Twin Diode - High-Mu Triode

Characteristics
Data Source. . . . . . . . . RC-15
Heater or Filament Voltage . 6.3 volts
Heater or Filament Current . 0.3 amperes
EIA Base . . . . . . . . . . 8Q
Substitutes. . . . . . . . . 6SZ7 



Capacitances and Design Maximum Values:

Section . . . . . . . . . .       Triode(each)
C/in. . . . . . . . . . . .      3.2 pf
C/out . . . . . . . . . . .        3 pf
C/gp. . . . . . . . . . . .      1.6 pf
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   250 -2     -  -  -    -  0.9     -  91K 1100 100  -  -
Class A Amp   100 -1     -  -  -    -  0.4     - 110K  900 100  -  -