NJ7P SQL Tube Database Query

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6SA7GT
Pentagrid Converter

EIA Base & Outline

EIA Base: 8ADEIA Bulb: 9-41

Substitute Data

Preferred Substitutes ......................... 6SB7
Source ........................................ RCA RC-15 - 1947

Application

Source ........................................ RCA RC-15 - 1947
Glass-octal type used as converter in superhetrodyne circuits. Similar in performance to 6BE6. Tube has excellent frequency stability. Requires octal socket.

Mechanical Data

Source ........................................ RCA RC-15 - 1947
Bulb .......................................... T-9
Base Type ..................................... Intermediate Octal 8-Pin
EIA Outline ................................... 9-11
EIA Base ...................................... 8AD
Mounting Position ............................. Any

Electrical Data

Source ........................................ RCA RC-15 - 1947
Heater Voltage ................................ 6.3 V
Heater Current ................................ 0.3 A

Direct Interelectrode Capacitances (approx)

Pentagrid
Source ........................................ RCA RC-15 - 1947
Grid No. 3 to Plate ........................... 0.5 pf
Grid No. 3 to Grid No. 1 ...................... 0.4 pf
Grid No. 1 to Plate ........................... 0.2 pf
Grid No. 3 to All (RF Input) .................. 11.0 pf
Grid No. 1 to ALL (Osc Input) ................. 8.0 pf
Plate to All (Mixer Output) ................... 11.0 pf
Cathode to All Except Grid No. 1 .............. 14 pf

Source ........................................ RCA RC-15 - 1947
For other characteristics and typical operation, see 6SA7

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Thu, 30 Jun 2022 16:32:11 -0700