Sub-miniature "pencil" tube data,
  • pinout list below tube list
  • Do a "save as" under "File" to save this data for future reference on your hard drive.


    >] : : : |-

    abbreviations guide: nc=no specified connection, may have an internal connection=ic! is=internal shield, f=filament, h=heater, grid=g=g1=control grid, s=screen grid=g2, g3=supressor grid, p=plate, resistance in ohms, v=volts, a=amps, ma=milliamps (10^-3), Rg=g1 resistor to ground, Rk=cathode resistor to ground, Rp is plate resistance, not plate resistor, Pdmax=maximum plate dissipation watts, sharp pentode = sharp cutoff pentode, remote pentode = remote cutoff pentode, c.=cutoff. WA2ISE

    Click on number range to get closer to desired tube in the list:
    1xx# . 2xx# . 3xx# .500's . 6xx# . 1000's . 5000's to, 5800 to, 6000 to, 6500 to, 7000s . 8000s
    TUBE SPEC LIST:

    Tube...type..           pinout.    .heater V&A....cathode res/g1 volts...screen V,ma....plate V,ma...Gm umhos .. plate res ...load 
    
    1AC5 . pwr amp pentode 8CP . f: 1.25vDC, 0.04a . -4.5v grid . s: 67.5v, 0.4ma . p: 67.5v, 2ma . gm= 750 . Rp=150k . load=25k, 0.05watts

    1AD4 . sharp pentode .. 1AD4 . f: 1.25vDC, 0.1a .. Rg=2meg . s: 45v, 0.8ma . p: 45v, 3ma .. gm=2000 .. Rp=500k

    1AD5 . sharp pentode .. 8CP .. f: 1.25vDC, 0.04a .. 0v grid .. s: 67.5v, 0.75ma . p: 67.5v, 1.85ma .. gm=735 .. Rp=700k

    1AE5 ., heptode mixer . .1AE5 .. f: 1.25vDC, 0.06a .. 0v grid . s: 45v, 2ma . p: 45v, 0.9ma . Rp=200k . conversion transconductance=200

    1AG4 power amp pentode 512AX f: 1.25DCv,40ma g=-3.6v s: 41.4v,0.6ma p: 41.4v, 2.4ma zero signal gm=1000 Rp=180k load=12k Pout=35mw

    1AG5 diode-pentode 1AG5 f: 1.25v, 30ma g=-2v s:45v, 0.12ma p: 45v, 0.28ma gm=250 Rp=2.5meg

    1AH4 RF pentode 1AD4 f: 1.25DCv, 40ma Rg1=5meg s: 45v, 0.2ma p: 45v, 0.75ma gm=750 Rp=1.5meg

    1AJ5 diode sharp pentode 1AG5 f: 1.25DCv, 40ma Rg1=5meg s:45v, 0.3ma p: 45v, 1ma gm=425 Rp=300k

    1AK4 sharp cut. pentode 1AD4 f: 1.25DCv, 20ma Rg1=5meg s:45v, 0.2ma p: 45v, 0.75ma gm=750 Rp=1.5meg

    1AK5 diode sharp pentode 1AG5 f: 1.25DCv, 20ma Rg1=5meg s:45v, 0.2ma p: 45v, 0.5ma gm=280 Rp=400k

    1C8 .. pentagrid conv .. 8CN .. f: 1.25vDC, 0.04ma .. 0v grid . s: 67.5v, 1.5ma . p: 67.5v, 1ma .. Rp=400k . conversion transconductance=150

    1D3 .. low mu uhf triode .8DN . f: 1.25vDC, 0.3a .. -5v grid . mu=8.7 .. p: 90v, 12.5ma .. gm=3400

    1E8 .. pentagrid conv .. 8CN .. f: 1.25vDC, 0.04a .. 0v grid . s: 67.5v, 1.5ma . p: 67.5v, 1ma . Rp=400k . conversion transconductance=150

    1Q6 .. diode pentode .. 8CO .. f: 1.25vDC, 0.04a .. 0v grid . s: 67.5v, o.4ma . p: 67.5v, 1.6ma .. gm=600 .. Rp=400k

    1S6 .. diode pentode .. 8DA .. f: 1.25vDC, 0.04a .. 0v grid . s: 67.5v, 0.4ma . p: 67.5v, 1.6ma .. gm=600 .. Rp=400k

    1T6 .. diode pentode .. 8DA .. f: 1.25vDC, 0.04a .. 0v grid .. s: 67.5v, 0.4ma . p: 67.5v, 1.6ma .. gm=600 . Rp=400k

    1V5 .. pwr amp pentode .. 8CP . f: 1.25vDC, 0.04a . -4.5v grid . s: 67.5v, 0.4ma . p: 67.5v, 2ma . gm=750 . Rp=150k . load=25k, 0.05watt

    1V6 triode pentode conv 1V6 f: 1.25DCv, 40ma Rg=5meg Eb(triode osc)=45 Ib(triode)=0.4ma s:45v,0.15ma p:45v,0.4ma conv_gm=200 Rp=1meg

    1W5 .. sharp RF pentode . 8CP . f: 1.25vDC, 0.04a . 0v grid . s: 67.5v, 0.75ma . p: 67.5v, 1.85ma . gm=735 . . Rp=700k

    2E31 .. sharp rf pentode 2E31 . f: 1.25vDC, 0.05a . Rg=5meg . s: 22.5v, 0.225ma . p:45v, 0.4ma . gm=525 .. Rp=1meg

    2E32 .. sharp rf pentode 2E31 . f: 1.25vDC, 0.05a . Rg=5meg . s: 22.5v, o.225ma . p: 45v, 0.4ma . gm=525 .. Rp=1meg

    2E35 . pwr amp. pentode ..2E31 . f: 1.25vDC, 0.03a . -1.25v grid . s: 45v, 0.11ma . p: 45v, 0.45ma . gm=500 .. Rp=250k .. load=100k, 0.006watt

    2E36 .. pwr amp pentode . 2E31 . f: 1.25vDC, 0.03a . -1.25v grid . s: 45v, 0.11ma . p: 45v, 0.45ma . gm=500 .. Rp=250k .. load=100k, 0.006watt

    2E41 .. diode pentode .. 2E41 . f: 1.25vDC, 0.03a . Rg=5meg . s: 22.5v, 0.12ma . p: 22.5v, 0.35ma . gm=375 .. Rp=250k

    2E42 .. diode pentode .. 2E41 . F: 1.25vDC, 0.03a . Rg=5meg . s: 22.5v, 0.12ma . p: 22.5v, 0.35ma . gm= 375 . Rp=250k

    2G21 .. triode heptode .. 2G21 . f: 1.25vDC, 0.05a . Rg=5meg . s: 22.5v, 0.3ma . p: 22.5v, 0.2ma . conversion transconductance=60

    2G22 .. triode heptode .. 2G21 . f: 1.25vDC, 0.05a . Rg=5meg . s: 22.5v, 0.3ma . p: 22.5v, 0.2ma . conversion transconductance=60

    3FW7 double triode 8LM h: 3.5v, 0.6a g=-1v mu=36 p: 90v, 9ma gm=9500 Rp=3800

    3FX7 twin triode 8LK h: 3.5v, 0.6a g=-1v mu=36 p: 90v, 9ma gm=9500 Rp=3800

    6AD4 ..triode... 6K4. h: 6.3v, 0.15a ...Rk=820 .. mu=70 ...... p: 100v, 1.4ma . gm=2700 .. Rp=26k

    6AK4 med mu triode 8DK h: 6.3v, 0.15a Rk=680 mu=20 p: 200v, 9.5ma gm=3800 Rp=5.3k

    6AZ5 twin doide 8DF h: 6.3v, 0.15a rms volts=150v . max dc i=4ma, peak 24ma . piv=420v

    6AZ6 twin diode 8EH h: 6.3v, 0.15a rms volts=200v max dc i=20ma, peak 50ma . piv=450v

    6BA5 ..shrp pentode 6BA5.. h: 6.3v, 0.15a ...Rk=270 ..s: 100v, 1.25ma ...p: 100v, 4.8ma . gm=3300 . Rp=150k

    6BF7 .. twin triode . 8DG .. h: 6.3, 0.3a .. Rk=100 . mu=35 . p: 100v, 8ma ..... gm=4800 .. Rp=7000

    6BG7 .. twin triode . 8DG .. h: 6.3v, 0.3a .. Rk=100 . mu=35 . p: 100v, 8ma ..... gm=4800 .. Rp=7000

    6FW7 double triode 8LM h: 6.3v, 0.3a g=-1v mu=36 p: 90v, 9ma gm=9500 Rp=3800

    6FX7 twin triode 8LK h: 6.3v, 0.3a g=-1v mu=36 p: 90v, 9ma gm=9500 Rp=3800

    6K4 ...triode ......... 6K4 .. h:6.3v, 0.15a .. Rk=680 . mu=16 . p: 200v, 11.5ma .... gm=3450 .. Rp=4650

    CK501AX pentode 5J f: 1.25v, 30ma Rg=5meg s:30v p:30v Rg2=3meg load=1meg

    CK505AX pentode 5J f: 0.625v, 30ma g1=-0.625v s: 22.5v p:22.5v Rg=5meg Rg2=3meg load=1meg

    CK507AX pentode 5j f:1.25v, 45ma g1-2v s:45v, 0.3ma p:45v, 0.9ma gm=575 Rp=300k load=10k Pout=11mW

    CK509AX triode 4B f:0.625v, 30ma g1=0v p:45v, 0.15ma gm=160 Rp=150k

    CK510AX double tetrode 7D f:0.625v, 50ma Rg=5meg Rg2=200k p:30v load=2meg Pout=150

    CK511X pentode 6C f: 1.25v, 50ma Rg=10meg s:45v Rg2=3.3meg p:45v load=1meg

    CK512AX pentode 5J f: 0.625v, 20ma Rg=5meg s:22.5v Rg2=2.7meg p:22.5v load=1meg

    CK515BX triode 4B f:0.625v, 30ma g1=0v mu=24 p:45v, 0.15ma gm=160 load=1meg

    CK516AX triode 5M f:0.625v, 20ma g1=-1.2v s:10v? p:10v load=40k Pout=3.5mW

    CK518AX pentode 5D f:1.25v, 30ma g1=-2v s:45v, 0.25ma p:45v, 0.8ma gm=550 Rp=350k load=50k Pout=9.5mW

    CK520AX pentode 5J f:0.625v, 50ma g1=-2.5v s:45v, 0.075ma p:45v, 0.24ma gm=150 Rp=1meg load=150k Pout=3.5mW

    CK521AX pentode 5J f:1.25v,50ma g1=-3v s:22.5v, 0.175ma p:22.5v, 0.6ma gm=400 load=40k Pout=3.5mW

    CK523AX pentode 5J f:1.25ma, 30ma g1=-1.2v s:22.5v, 0.075ma p:22.5v, 0.3ma gm=360 Rp=300k load=75k Pout=2.5mW

    CK524AX pentode 5J f:1.25v, 30ma g1=-1.75v s:15v, 0.125ma p:15v, 0.45ma gm=300 Rp=200k load=30k Pout=2.2mW

    CK525AX pentode 5J f:1.25v, 20ma g1=-1.2v s:22.5v, 0.06ma p:22.5v, 0.25ma gm=325 Rp=330k load=60k Pout=2.2mW

    CK526AX pentode 5J f:1.25v, 20ma g1=-1.5v s:22.5v, 0.135ma p:22.5v, 0.525ma gm=425 Rp=220k load=50k Pout=3.75mW

    CK527AX pentode 5J f:1.25v, 15ma Rg=5meg s:22.5v, 0.025ma p:22.5v, 0.1ma gm=225 Rp=1.8meg load=300k Pout=0.75mW

    CK528AX pentode 5E f:1.25v, 20ma g1=-1.25v s:45v, 0.15ma p:45v, 0.675ma gm=560 Rp=700k load=200k Pout=10.5mW

    CK529AX pentode 5E f:1.25v, 20ma g1=-1.25v s:15v, 0.075ma p:15v, 0.32ma gm=350 Rp=300k load=50k Pout=1.6mW

    CK531DX pentode 5J f:1.25v, 20ma g1=-1.5v s:15v, 0.09ma p:15v, 0.3ma gm=250 Rp=250k load=60k Pout=1.67mW

    CK532DX pentode 5J f:1.25v, 15ma Rg=10meg s:22.5v, 0.125ma p:22.5v, 0.4ma gm=450 Rp=180k Load=100k Pout=1.7mW

    CK533AX pentode 5J f:1.25v, 15ma Rg=5meg s:22.5v, 0.09ma p:22.5v, 0.36ma gm=400 Rp=500k load=75k Pout=1.8mW

    CK534AX pentode 5J f:0.625v, 15ma g1=-0.625v s:15v Rg2=1.5meg p:15v load=1meg

    CK535AX pentode 5J f:1.25v, 20ma g1=-1.25v s:15v, 0.075ma p:15v, 0.32ma gm=350 Rp=300k load=50k Pout=1.6mW

    CK536AX pentode 5E f:1.25v, 15ma Rg=5meg s:22.5v, 0.09ma p:22.5v, 0.36ma gm=400 Rp=500k load=75k Pout=1.8mW

    CK537AX pentode 5E f:1.25v, 20ma g1=-1.5v s:22.5v, 0.135ma p:22.5v, 0.525ma gm=425 Rp=220k load=50k Pout=3.75mW

    CK538DX pentode 5J f:0.625v, 15ma g1-0.625v s:15v Rg2=3.3meg p:15v

    CK539DX pentode 5J f:1.25, 15ma g1=-1.4v s:22.5v, 0.075ma p:22.5v, 0.25ma gm=300 Rp=250k load=100k Pout=2.2mW

    CK541DX pentode 5J f:1.25v, 15ma Rg=10meg s:30v, 0.075ma p:30v, 0.25ma gm=425 Rp=500k load=200k Pout=1.4mW

    CK542DX pentode 5J f:1.25v, 15ma g1=-2v s:22.5v, 0.13ma p:22.5v, 0.425ma gm=325 Rp=150k load=50k Pout=3.75mW

    CK542DXS pentode 5E f:1.25v, 15ma g1=-2v s:12.5v, 0.13ma p:22.5v, 0.425ma gm=325 Rp=150k load=50k Pout=3.75mW

    CK543DX pentode 5J f:0.625v, 15ma g1=-0.625v Rg2=3.3meg

    CK544DX pentode 5J f:1.25v, 10ma Rg=10meg s:30v, 0.035ma p:30v, 0.12ma gm=325 Rp=1.2meg load=200k Pout=0.52mW

    CK545DX pentode 5J f:0.625v, 7.5ma g1=-0.625v Rg2=3.3meg

    CK547DX pentode 5J f:1.25v, 10ma Rg=10meg s:30v, 0.06ma p:30v, 0.24 ma gm=425 Rp=750k load=200k Pout=1.35mW

    CK1038 volt ref gas diode 3A start volts 930v reg volts 900v @0.005ma min, 0.055ma max volt regulation=15v

    1247 RF diode 1247 . f:0.7v, 65ma 300v AC RMS v, 0.4ma DC plate current

    1260 . high freq diode .. (4 pins). h: 6.3v, 0.15a (signal diode levels)

    5633 remote c. RF pentode.5633 . h: 6.3v, 0.15a .. Rk=150 .. s: 100v, 2.8ma ...p: 100v, 7ma .. gm=3400 . Rp=200k

    5634 remote c. RF pentode 5633 . h: 6.3v, 0.15a .. Rk=150 .. s: 100v, 2.5ma ...p: 100v, 6.5ma .. gm=3500 . Rp=240k

    5635 .. twin triode .... 8DB .. h:6.3v, 0.15a ......Rk=100 ....mu=38 .. p: 100v, 4.8ma ... gm=3800 .. Rp=10k

    5636 dual control pentode 8DC . h: 6.3v, o.15a .. Rk=150 .. s: 100v, 5ma .. p: 100v, 3ma .. gm=3200 .. Rp=160k . conversion transconductance = 1000 .. Pdmax=1.1w

    5637 ..hi mu triode ..... 5637 . h: 6.3v, 0.15a .. Rk=820 .. mu=70 .. p:100v, 1.4ma .. gm=2700 .. Rp=26k

    5638 . amplifier pentode . 5638 . h: 6.3v, 0.15a .. Rk=270 .. s: 100v, 1.25ma . p: 100v, 4.8ma . gm=3300 . Rp=150k

    5639 . "video" pentode ..8DL .. h: 6.3v, 0.45a ... Rk=100 .. s: 100v, 4ma ... p: 150v, 21ma .. gm=9000 . Rp=50k .. Pdmax=4w

    5640 . beam pwr amp .... 5640 .. h: 6.3v, 0.45a . -9v grid volts . s: 100v, 2.2ma . p: 100v, 31ma (no signal) . gm=5000 . Rp=15k . load=3k, 1.25 watts

    5641 ..half wave rectifier . 6CJ . h: 6.3v, 0.45a . rms volts=250v . max dc i=45ma, peak 270ma . piv=850v

    5642 ..half wave rectifier . 5642 . f: 1.25vDC, 0.14a . rms volts=3600 . max dc i=2ma, peak 12ma . piv=10000v

    5643 .. gas tetrode 8DD. h: 6.3v, 0.15a g=5vAC s:0v p:150v, 16ma (grid bias volt 180o out of phase of anode voltage

    5645 .med mu triode ..... ..5645 . h:6.3v, 0.15a .. Rk=560 .. mu=20 .. p: 100v, 5ma .. gm=2700 .. Rp=7400

    5646 .hi mu triode ....... 5645 . h: 6.3v, 0.15a .. Rk=820 .. mu=70 .. p: 100v, 1.4ma .. gm=2400 .. Rp=29k

    5647 ..high freq diode ......5647 h: 6.3v, 0.150a .. rms plate volts=165v, max dc 10ma, peak 60ma .. piv 460v (tiny! glass tube)

    5672 .. pwr amp pentode ... .2E31 . f: 1.25vDC, 0.05a . -6.5v grid volts . s: 67.5v, 1.1ma . p:67.5v, 3.25ma . gm=650 . load=20k, 0.065 watts

    5675 .med mu triode "pencil" 5675. h: 6.3v, 0.135a .. Rk=68 .. mu=20 .. p: 135v, 24ma .. gm=6200 .. Rp=3225

    5676 ..med mu triode .... .5676 . f: 1.25vDC, 0.12a . -5v grid volts . mu=15 . p: 135v, 4ma . gm=1600 ..

    5677 ..med mu triode ...... .5676 . f: 1.25vDC, 0.06a . -6v grid volts . mu=13.5 . p: 135v, 1.9ma .. gm=650

    5678 ..pentode ............. 5678 . f: 1.25vDC, 0.05a . 0 grid volts . s: 67.5v, 0.48ma . p: 67.5v, 1.8ma . gm=1100 . Rp=1meg

    5697 .. low mu triode ...... 5697 . f: 0.625vDC, 0.02a . -3v grid volts . mu=2.1 . p: 12v, 0.22ma . gm=135

    5702 .remote cutoff pentode .5702 . h: 6.3v, 0.2a .. Rk=200 .. s: 120v, 2.5ma . p: 120v, 7.5ma . gm=5000 .. Rp=340k

    5703 ..med mu triode ...... 5703 . h: 6.3v, 0.2a ... Rk=220 .. mu=25 .. p: 120v, 9ma .. gm=5000

    5704 .. diode............... 5704 . h: 6.3v, 0.15a .. rms volts=150v . max dc i=9ma, peak=54ma . piv=420v

    5718 .. med mu triode ..... 5718 . h: 6.3v, 0.150a .. Rk=150 . mu=20 ... p: 100v, 12ma ..gm=5500 .. Rp=3650 .. Pdmax=3.3w

    5719 .. hi gh mu triode .... 5718 . h:6.3v, 0.150a .. Rk=820 . mu =70 .. p: 100v, 1.4ma .. gm=2700 .. Rp=26k .. Pdmax=0.55w

    5744 .. hi mu triode ....... 5744. h: 6.3v, 0.2a .. Rk=500 .. mu=70 .. p: 250v, 4ma .. gm=4000 ..

    5783 .. voltage reference ...5783 ... DC plate volts=86, DC cathode current=1.5 to 3.5ma .. Max regulation volts=3

    5784 . dual ctrl RF pentode .5702. h: 6.3v, 0.2a . -2v grid . s: 120v, 4ma . p: 120v, 5ma . gm: @ec3=0v, 3200; @ec3=-3v, 1850

    5785 . high volt diode ..... 5785. f: 1.25vDC, 0.015a .. max dc i=0.1ma, peak=0.45ma . piv = 3500v

    5787 volt reg gas diode 5783 100v, 5 to 25ma ionization volt 135v volt regulation=5v

    5797 semiremote cut. pentode 8CY h: 26.5v, 45mA g=0v s: 26.5v, 0.9ma p: 26.5v, 2.8ma gm=3450 Rp=70K Pdmax=0.8w

    5798 med mu twin triode 8CZ h: 26.5v, 90mA g=0v mu=24 p: 26.5v, 2ma gm=3400 Rp=7100 Pdmax=0.2w per section

    5829 twin diode 5829 h:6.3v, 0.15a piv=330v current per plate=5ma

    5840 sharp RF cutoff pentode 8DL .h: 6.3v, 0.15a .. Rk=150 . s: 100v, 2.4ma .. p: 100v, 7.5ma . gm=5000 .. Rp=230k ... Pdmax=1.1w

    5851 . beam power amp . 6CL. f: 2.5vDC, 0.055a OR 1.25vDC, 0.11a.. -7.5v grid . s: 125v, 0.9ma . p: 125v, 5.5ma .. gm=1600 .. Rp=175k

    5854 power amp pentode 2E31 f: 1.25v, 0.03a g=-7.5v s: 125v, 0.9ma p: 125v, 5.5ma gm=1600 Rp=175k

    5873 medium mu twin triode 5873 h: 6.3v, 0.3a g=-3v mu=22 p: 150v, 9ma gm=2900 Pdmax=1.6w per section

    5875 pentode 1ad4 f:1.25v, 100ma g=0v s:90v, 0.9ma p: 90v, 3.5ma gm=2500

    5876 hi mu triode "pencil" ..5675.. h: 6.3v, 0.135a ... Rk=75 ... mu=56 .... p: 250v, 18ma ... gm=6500 ..... Rp=8625

    5884 twin tetrode ..5K f: 1.25v, 10ma Ec1/Ic1=0.1ma g2=-5v mu=1.05 p:20v, 0.1ma gm=25 load=100k

    5885 twin tetrode 5885 f: 1.25v, 20ma g=-3v mu=2.4 s: tie to p p: 13.5v, 0.185ma gm=160

    5886 electromenter pentode 8DJ . h: 6.3v, 0.3a . max dc i (per plate) 10ma, peak=60ma . piv 460v

    5897 .. med mu triode .. 8DK.. h: 6.3v, 0.15a .. Rk=150 .. mu=27 .. p: 100v, 8.5ma ... gm=5800 . @500MHz, p=150v, 20ma: 0.9 watts

    5898 .. med mu triode .. 8DK.. h: 6.3v, 0.15a .. Rk=680 .. mu=70 .. p: 150v, 1.7ma .... gm=2700

    5899 semiremote cutoff pentode 8DL h: 6.3v, 0.15a .. Rk=120 .. s: 100v, 2.2ma . p: 100v, 7.2ma . gm=4500 .. Rp=260k .. Pdmax=1.1w

    5900 semiremote cutoff pentode 8DL.h: 6.3v, 0.15a .. Rk=120 .. s: 100v, 2.2ma . p: 100v, 7.2ma . gm=4500 .. Rp=260k

    5901 sharp cutoff pentode ..8DL . h: 6.3v, 0.15a .. Rk=150 .. s: 100v, 2.4ma .. p: 100v, 7.5ma .. gm=5000 .. Rp=230k

    5902 .. beam pwr amp ....... 8DL . h: 6.3v, 0.45a .. Rk=270 .. S: 110v, 2.2ma .. p: 110v, 30ma .. gm=4200 .. Rp=15k . load=3000, 1 watt .. Pdmax=4w

    5903 .. twin diode ........ .8DJ . h: 26.5v, 0.075a .. max dc i per plate=10ma, peak=60ma . piv=460v

    5904 ..med mu triode ...... 8DK. h: 26.5v, 0.045a .. Rg=2.2meg . mu=19 . p: 26.5v, 3ma .. gm=5000

    5905 sharp cutoff pentode ...8DL . h: 26.5v, 0.045a .. Rg=2.2meg .. s: 26.5v, 0.9ma .. p: 26.5v, 2.3ma .. gm=2850 .. Rp=110k

    5906 sharp cutoff pentode .. 8DL . h: 26.5v, 0.045a .. Rk=150 .... s: 100v, 2.4ma .. p: 100v, 7.5ma .. gm=5000 .. Rp=230k

    5907 remote cutoff pentode . 8DL . h: 26.5v, 0.045a .. Rg=2.2meg ... s: 26.5v, 1.1ma .. p: 26.5v, 2.7ma .. gm=3000 .. Rp=125k

    5908 ..UHF mixer pentode . 8DC . h: 26.5v, 0.045a .. Rg=2.2meg .. s: 26.5v, 1.6ma .. p: 26.5v, 2.3ma .. gm= 1750 .. Rp=30k

    5916 .. mixer pentode .... 8DC . h: 26.5v, 0.045a .. Rk=150 .. s: 100v, 4ma . p: 100v, 4ma . @ec3=0v: gm=3000, Rp=130k; @ec3=-3v: gm=1600, Rp=50k

    5967 ..med mu twin triode 8DQ f: 1.25, 0.12a Ecc=0 mu= 17 p: 45v, 3ma gm=2000

    5968 twin triode 8DQ f: 1.25, 0.12a g=0v mu=50 p: 45v, 0.7ma gm=1300

    5969 twin tetrode 8DR f: 1.25, 0.2a g=-3v s: 45v, 0.6ma p: 135v, 3ma gm=1700

    5970 twin pentode 8DS f: 1.25, 0.16a g=0v s: 45v, 0.9ma p: 45v, 3ma gm=1850

    5971 med mu triode 5971 f: 1.25vDC, 0.08a g=-2.5v mu=23 p: 135v, 4ma gm= 2150

    5972 remote cutoff pentode 1AD4 f: 1.25, 0.06a g=0 s: 67.5v,0.8ma p: 67.5v, 2.5ma gm=1300

    5975 med mu triode 5975 h: 6.3v, 0.175a Rk=680 mu=16 p: 200v, 12ma gm=4000

    5977 ..med mu triode ... . 8DK .. h: 6.3v, 0.15a ... Rk=270 .. mu=16 .. p: 100v, 10ma .. gm=4500

    5987 .. triode .........8DM . h: 6.3v 0.45a ... g=-18v .. mu=4.1 . p: 100v, 9mA gm=1850 Pd=4w

    5995 half wave rectifier 5995 h: 6.3v, 0.3a piv=850v 45ma

    6021 .. twin triode ..... 8DG .. h: 6.3v 0.3a .... Rk=150 .. mu=35 p: 100v, 6.5ma gm=5400 Rp=6500 Pd=1.87w

    6026 med mu triode 6026 h: 6.3v, 0.2a Rk=220 mu=24 p: 120v, 12ma gm=5900 Rp=4k

    6029 med mu triode 5676 f: 1.25DCv, 0.2a g=-4v mu=8.5 p: 90v, 11ma gm=2000 Rp=4250 Pdmax=1w

    6049 semiremote cut. pentode 8DL h: 6.3v, 0.15a Rk=150 s: 100v,2.5ma p: 100v,7.5ma gm=3550 Rp=400k Pdmax=1.1w

    6050 hi freq med mu triode 5676 f: 1.25DCv,0.12a g=-5v mu=16 p: 135v, 4ma gm=1600

    6051 pentode 6051 f: 1.25v, 0.1a g=-4v s:45v, 1.1ma p: 45v, 4ma gm=1350 Rp=35k

    6052 .. twin HF diode .. . 8DJ .. h: 6.3v, 0.3a per plate max dc i=10ma, peak 60ma . piv=460v

    6053 twin HF diode 8DJ h:26.5v, 75ma per plate max dc i=10ma, peak 60ma . piv=460v

    6055 .. triode .......... 8DK .. h: 26.5v, 45ma Rg=2.2meg mu=19 p:26.5v, 3ma gm=5000

    6056 remote cut RF pentode 8DL h: 26.5v, 45ma Rg=2.2meg s:26.5v, 1.1ma p:26.5v, 2.7ma gm=3000 Rp=125k

    6088 power amp pentode 512AX f: 1.25DCv, 20ma g=-1.25v s: 45v, 0.15ma p: 45v, 0.65ma zero signal gm=625 Rp=700k load=80k pwr out=0.01w

    6092 power amp pentode 2E31 f: 1.25v, 50ma g=-4.5v s: 45v, 0.4ma p: 45v, 1.4ma gm=600 load=30k pwr out=0.025w

    6110 .. twin diode ....... 8DJ .. h: 6.3v 0.15a .. piv=460v, 26.4 ma

    6111 .. twin med mu triode . 8DG. h: 6.3v, 0.3a ... Rk=220 mu=20 p: 100v, 8.5ma gm=4750 Rp=4k ... Pdmax=1.1w

    6112 .. twin hi mu triode . 8DG. h: 6.3v, 0.3a ....Rk=820 mu=70 p: 150v, 1.7ma gm=2500 .. Rp=28k Pdmax=0.55w

    6121 medium mu triode 5676 f:1.25v, 0.12a g=-5v mu=15 p: 135v, 4ma gm=1600 Rp=9400 Pdmax=1.1w

    6147 RF pentode 6CL. f: 1.25, 0.125a ....-7.5 grid v s: 125v, 0.9ma p: 125v, 5.5ma gm=1600 Rp=175k Pd=1.5w

    6152 low mu triode 5975 h: 6.3v, 0.2a Rk=270 mu=17.5 p: 100v, 10ma gm=5100 Rp=3400

    6169 hi freq triode 8EE h: 6.3v, 0.15a g=-1v mu=55 p: 180v, 11.5ma gm=6500 Rp=8500 Pdmax=3w

    6184 .. twin diode ..... 6184 .. h: 6.3v, 0.15a piv=450v plate=20ma

    6193 hi freq twin triode 6193 h: 6.3v, 0.3a g=-1v mu=55 p: 180v, 11.5ma gm=6500 Rp=8500 Pdmax=2w per section

    6195 Beam power amp 6CL f:1.25/2.5DCv, 220/110ma g=-7.5v s:125v,1.5ma p:125v, 9ma gm=2100 Rp=120k Pdmax=2.5w

    6205 sharp cutoff pentode 8DC .. h: 6.3v, 0.15a ... Rk=150 s: 100v, 2.4ma p: 100v, 7.5ma gm=5000 Rp=260k Pd=1.1w

    6206 semiremote cutoff pentode 8DC.. h: 6.3v, 0.15a ....Rk=120 s: 100v, 2mA p: 100v, 7.5ma gm=4500 Rp=260k Pdmax=1.1w

    6213 volt ref gas diode 6213 start volts 200v reg volts 127v @1ma min, 134V @2.5ma max volt regulation=2v

    6221 med mu triode 8HF h: 6.3v, 175ma Rk=150 mu=27 p: 100v, 8.5ma gm=5800 Rp=4700

    6222 high mu triode 8HF h:6.3v, 175ma Rk=1500 mu=70 p: 100v, 0.7ma gm=1700 Rp=41k

    6223 sharp cutoff pentode 8DL h:6.3v, 175ma Rk=150 s:100v, 2.4ma p:100v, 7.5ma gm=5000 Rp=175k

    6224 beam power amp 8DL h: 6.3v, 0.45a Rk=270 s:110v, 2ma p:110v, 30ma gm=4200 Rp=10k Pdmax=5w

    6225 semiremote c. pentode 8DL h:6.3v, 175ma Rk=120 s: 100v, 2ma p:100v, 7.2ma gm=4500 Rp=175k

    6245 sharp cutoff pentode 5702 h: 6.3v, 0.2ma Rk=200 s:120v, 2.6ma p:120v, 7.5ma gm=5000 Ec3=0v

    6247 .. hi mu triode ....... 6247... h: 6.3v, 0.2a Rk=500 mu=60 p:250v, 4.2ma gm=2650 Rp=22.6k

    6281 sharp cutoff AF pentode 2E31 f:0.625v, 20ma g=-1v s:15v, 0.05ma p:15v, 1ma gm=105 Rp=2meg

    6286 medium mu triode 5676 f: 1.25v, 0.45a g=-2v mu=11.5 p:67.5v, 6ma gm=2100 Rp=5500

    6308 volt reg gas diode 8EX 87v, 3.5ma max ionization voltage=115v min

    6320 high mu twin triode 8DG h:6.3v, 85ma Rk=680 mu=60 p:100v, ?ma gm=1800 Rp 33k Pdmax=0.6w per section

    6321 low mu twin triode 8DG h:6.3v, 85ma Rk=680 mu=16 p: 100v, ?ma gm=1700 Rp=9400 Pdmax=0.6w per section

    6352 temperature limited t diode 8EY f: 3vAC, 0.36a Plate voltage=250vDC thru 1meg, plate current 50ua all sections total

    6397 .. power amp pentode ...6CL ... f: 2.5/1.25v, 62.5/125ma g=-7.5v s:125v, 1.2ma p:125v, 7.25ma gm=1950

    6418 power amp pentode 512AX f: 1.25v, 10ma g=-1.2v s:22.5v, 0.06ma p:22.5v, 0.24ma zero signal gm=300 Rp=420k load=100k Pout=2.2mw

    6419 power amp pentode 512AX f: 0.625v, 10ma g=-0.625v s:15v, 0.02ma p:15v, 0.055ma gm=100 Rp=2meg

    6437 volt regulator ..3A start volt=800v 700v @0.005ma min Imax=0.1ma max regulation=15v

    6438 volt regulator ..3A start volt=1400v 1200v @0.005ma min Imax=0.1ma max regulation=20v

    6483 switching gas tetrode 6483 trigger grid=0v p:450v trigger pulse volt=300 keep alive current=45ua

    6487 diode RF pentode 8FW h:6.3v, 0.2a g=-2v s:100v, 2.45ma p:100v, 3ma gm=2500 Rp=100k

    6488 remote cut RF pentode 8FX h:6.3v, 200ma g=-2v s:100v, 2.5ma p:100v, 7.5ma gm=5250 Rp=250k

    6489 diode, rectifier EA76 6489 h:6.3v, 150ma per plate max dc i=10ma, peak 60ma . piv=460v

    6519 power amp pentode 512AX f: 1.25v, 10ma Ecc1=0 s:22.5v, 0.1ma p:22.5v, 0.4ma gm=7000 Rp=280 load=100k Pout=1.5mw

    6526 power amp pentode 8FY h:6.3v, 0.2a Rk=1500 mu=54 p: 120v, 0.9ma gm=1750 Rp=31k

    6540 sharp cutoff pentode 5702 h: 6.3v, 0.2a Rk=200 s:120v, 2.6ma p:120v, 7.5ma gm=5000 Rp=150k Ec3=0v

    6542 volt regulator ..3A start volt=185v 150v @5ma min Imax=25ma max regulation=6v

    6611 RF pentode 512AX f: 1.25v, 20ma Ecc1=0 s:30v, 0.35ma p:30v, 1ma gm=1000 Rp=400k Rg1=5meg

    6612 RF pentode 512AX f: 1.25v, 80ma Ecc1=0 s:30v, 1ma p:30v, 3ma gm=3000 Rp=180k Rg1=2meg

    6690 medium mu twin triode 8GQ h:6.3v, 0.3ma Rk=100 mu=? p: 100v, 8ma gm=4800

    6788 sharp cutoff pentode 8DL h: 6.3v, 175ma Rk=1500 s:100v, 0.1ma p:100v, 0.7ma gm=1100 Rp=1.2meg

    6814 .. medium mu triode..8DK... h: 6.3v, 0.15a ... Rk=150 mu =29 p:100v, 10ma gm=6000 .Rp=4800.. Pdmax=2w

    6832 med mu twin triode 8DG h: 6.3v, 0.4a Rk=3000 mu=26 p:100v, 0.8ma gm=1050

    6872 pentode 5702 h:6.3v, 0.2a Rk=200 s:120v, 2.7ma p:120v, 7.75ma gm=4100 Rp=340k

    6943 sharp cutoff pentode 8DC h: 6.3v, 175ma Rk=150 s:100v, 2.3ma p:100v, 8ma gm=3600 Rp=300k

    6944 semiremote c. pentode 8DC h: 6.3v, 175ma Rk=150 s:100v, 2ma p: 100v, 7ma gm=3200 Rp=280k

    6945 beam power amp 8DL h: 6.3v, 0.35a Rk=270 s: 100v, 1.5ma p:100v, 25ma gm=3500 Rp=20k

    6946 medium mu triode 8DK h: 6.3v, 175ma Rk=270 mu=16.5 p:100v, 9ma gm=3800

    6947 med mu twin triode 8DG h:6.3v, 0.35a Rk=270 mu=35 p:150v, 6.5ma gm=4000

    6948 hi mu twin triode 8DG h: 6.3v, 0.35a Rk=1500 mu=70 p:100v, 0.8ma gm=1650

    6977 indicator, triode ...6977 . f: 1v, 30ma g=-0 to -3v p:50v, 0.005 to 0.585ma

    6999 power amp pentode 6999 f:2.64v, 50ma g=-4v s: 67.5v, 0.9ma p:67.5v, 4ma gm=1650 load=12k Pout=0.135w Pdmax=0.75w

    7079 twin triode 8DG h: 6.3v, 0.3a Rk=220 mu=20 p: 100v, 8.5ma gm=5000 Rp=4k

    7083 sharp cutoff pentode 5702 h: 6.3v, 0.2a Rk=200 s:120v, 2.6ma p: 120v, 7.5ma gm=5000 Rp=340k

    7264 triode 5676 f: 1.25v, 0.15a g=-2.5v mu=22 p:105v, 4.5ma gm=2700 Rp=8150

    7327 pulse duty twin triode 8DG h:6.3v, 0.3a pulse duty: 0.25% pulse width: 2.5usec max cathode current: 1.25a

    7432 RF pentode 8DE h:6.3v, 175ma g1=-1.4v s:100v, 2.2ma p:100v, 7ma gm=5000

    7433 RF pentode 8FX h:6.3v, 0.2a g1=-2v s:100v, 2.5ma p:100v, 7.5ma gm=5500

    7434 pentode 8FX h:6.3v, 0.2a g1=-1.4v s:100v, 2.4ma p:100v, 7ma gm=3100

    7435 diode detector 5DC h:6.3v, 150ma max dc i=10ma, peak 60ma . piv=460v

    7436 HW rectifier 6CJ h:6.3v, 0.4a max dc i=50ma, peak 300ma . piv=930v

    7437 med mu triode 8JY h:6.3v, 150ma g1=-3v mu=20 p:100v, 8ma gm=4200

    7438 dual control pentode 8JZ h:6.3v, 175ma g1=-2v s:100v, 2.25ma p:100v, 3ma gm=2500

    7550 pulse duty twin triode 8DG h:6.3v, 0.5a pulse duty: 0.25% pulse width: 2.5usec max cathode current: 3a

    7576 high mu triode 8KM h: 6.3v, 0.45a Rk=150 mu=46 p:200v, 15.5ma gm=10700

    7626 power amp pentode 7626 f: 1.25v, 125ma g=-20v s:120v, 2ma p:120v, 10ma Pout=0.6w

    7759 med mu twin triode 8DG h: 26.5v, 90ma Rk=150 mu=35 p:100v, 6.5ma gm=4100

    7760 med mu twin triode 8DG h: 26.5v, 90ma Rg=2.2meg mu=20 p:26.5v, 3ma gm=5400

    7761 semiremote c. pentode 8DL h: 26.5v, 0.11a Rk=100 s:100v, 4ma p:150v, 21ma gm=9000 Rp=50k Pdmax=4w

    7762 power amp pentode 8DL h:26.5v, 0.11a Rk=270 s:110v, 2.2ma p:110v, 30ma zero signal gm=4200 Rp=15k load=3000 Pout=1w Pdmax=4w

    7887 med mu twin triode 8DG h: 26.5v, 90ma Rk=820 mu=70 p:150v, 1.75ma gm=2500

    7894 gas volt regulator ______ 85v, 0.03 to 0.85ma ionization voltage=3300

    7962 twin triode 8DG h:6.3v, 0.24a Rk=220 mu=21 p:60v, 7.8ma gm=10000 Rp=2100

    7963 twin triode 8DG h: 6.3, 0.35a Rk=270 mu=40 p:100v, 7.5ma gm=13000 Rp=3100

    7979 gas triode 7979 f:1.25v, 0.25a abs max anode current=11ma, DC anode current=3ma max

    7994 triode 8KM h: 6.3v, 0.25a Rk=82 mu=42 p:100v, 13ma gm=18000 Rp=22k

    7995 sharp cutoff pentode 8KZ h: 6.3v, 0.25a Rk=160 s:150v, 2ma p:150v, 8ma gm=13000 Rp=85k

    8064 semiremote c. pentode 8DL h: 26.5v, 45ma Rk=120 s:100v, 2ma p:100v, 7.2ma gm=4500 Rp=275k

    8070 triode 8LD h: 6.3v, 125ma Rk=130 mu=58 p:110v, 7.5ma gm=11000

    8071 hi mu triode 8LE h: 6.3v, 125ma Rk=100 mu= 55 p:150v, 13ma gm=12750 Rp=4670

    8096 triode 8FY h: 6.3v, 0.2a Rk=1500 mu=54 p:120v, 0.9ma gm=1750

    8185 triode 8KM h: 6.3v, 0.3a Rk=220 mu=42 p:200v, 17ma gm=19000

    8186 triode 8KM h:26.5v, 75ma Rk=220 mu=42 p:200v, 17ma gm=19000

    8210 sharp cutoff pentode 8LS h: 6.3v, 125ma Rk=100 s:100v, 2.8ma p:100v, 8.5ma gm=9000 Rp=260k

    8211 video pentode 8DL h: 6.3v, 0.36a Rk=62 s:100v, 4.2ma p:150v, 17ma gm=15500 Rp=65k

    8213 med mu triode 8LD h: 6.3v, 0.15a Rk=160 mu=55 p:100v, 7.5ma gm=14000

    8414 sharp c. RF pentode 8DC h: 26.5v, 45ma Ecc1=0 Rg1=2.2meg s:26.5v, 1.5ma p:26.5v, 4.5ma gm=5000 Rp=50k

    8444 sharp c. RF pentode 8DC h: 6.3v, 125ma Rk=100 s:100v, 2.8ma p:100v, 8.5ma gm=9000 Rp=260k

    8517 pentode 8DC h: 6.3v, 0.15a Rk=150 s:100v, 4.2ma p:100v, 6.1ma

    8522 dual control pentode 8DC h: 6.3v, 0.15a Rk=150 s:100v, 3.6ma p:100v, 5.3ma gm=3200 Rp=110k (g3 tied to k)

    DM70 indicator tube DM70 f: 1.4V, 25ma grid resistor 10 meg max g: 0 to -15V Ik: 0.11ma, 0.6ma max p:150V Pdmax:75mW plate load: 500K long leads

    DM71 indicator tube DM70 f: 1.4V, 25ma grid resistor 10 meg max g: 0 to -15V Ik: 0.11ma, 0.6ma max p:150V Pdmax:75mW plate load: 500K short leads


    PINOUTS (see abbreviations above): 1AD4: 1.p 2.g2 3.f,g3 4.g1 5.f 1AE5: 1.p 2.g3 3.f 4.g1 5.g2,g4 6.f 1AG5: 1.p 2.g2 3.diode_p 4.f,g3 5.g1 6.f,other g3 1V6: 1.p-a 2.g2-a 3.g1-a 4.f,g3-a 5.g1-b 6.p-b 7.f 2E31: 1.p 2.g2 3.f 4.g1 5.f,g3 2E41: 1.p 2.g2 3.diode plate 4.f 5.g1 6.f,g3 2G21: 1.p-t 2.p-h 3.g1-t,g1-h 4f 5.g2-h,g3-h? 6.g4-h 7.f,g5-h 3A: 1.k 2.p 3.k 4B: 1.p 2.f+ 3.g 4.f- 5D: 1.p 2.g2 3.f+ 4.g1 5.f-,g3,shield 5DC: ? 5E: 1.f 2.g2 3.f+,g3 4.g1 5.f-,g3, shield 5J: 1.p 2.g2 3.f+,g3 4.g1 5.f-,g3 5K: top lead.G12 1.p1 2.g1 3.f+ 4.space_charge_grid 5.p2 6.f- 5M: 1.p -gap- 3.f+ 4.g 5.f- 6BA5: 1.p 2.k,g3 3.g1 4.h 5.g2 6.h 6C: 1.p 2.g2 3.f+ 4.g1 5.g3 6.f- 6K4: 1.p 2.g1 3.h 4.h 5.k (looking at base of tube, hold so 3 pins form a vertical row to the right of 2 more pins, pin 1 is the top of the 3 row, clockwise for rest. 6CJ: 1.nc 2.p 3.h 4.p 5.k 6.h 7.nc 8.p 6CL: 1.f 2.nc 3.p 4.nc 5.g3,filament tap 6.g2 7.f 8.g1 7D: 1.1g 2.1p 3.space_charge_grid 4.f+ 5.2p 6.2g 7.f- 8CN: 1.nc 2.g1 3.nc 4.f,g5 5.f 6.p 7.g2,g4 8.g3 8CP: 1.nc 2.g1 3.nc 4.f,g3 5.f 6.nc 7.p 8.nc 8CO: 1.nc 2.g1 3.nc 4.f,g3 5.f 6.diode plate 7.p 8.g2 8CY: 1.g1 2.k 3.g3 4.h 5.h 6.g2 7.p 8.nc 8CZ: 1.p-a 2.g1-a 3.k-a 4.h 5.h 6.k-b 7.g1-b 8.p-b 8DA: 1.p 2.nc 3.g1 4.f,g3 5.f 6.diode plate 7.nc 8.g2 8DB: 1.g1-b 2.g1-a 3.h 4.nc 5.p-a 6.h 7.p-b 8.common kathode 8DC: 1.g1 2.k 3.h 4.g3 5.p 6.h 7.g2 8.k 8DE: 1.g1 2.k-g3 3.h 4.k-g3 5.p 6.h 7.g2 8.k-g3 8DF: 1.p-a 2.k-a 3.h 4.nc 5.is 6.h 7.k-b 8.p-b 8DG: 1.p-a 2.g1-a 3.h 4.k-a 5.k-b 6.h 7.g1-b 8p-b 8DJ: 1.p-a 2.k-a 3.h 4.nc 5.p-b 6.h 7.k-b 8.nc 8DK: 1.g1 2.nc 3.h 4.nc 5.k 6.h 7.nc 8.p 8DL: 1.g1 2.k.g3 3.h 4.k,g3 5.p 6.h 7.g2 8.k,g3 8DM (5987): 1.g1 2.p 3.h 4.? 5.k 6.h * 8DN: 1.g1 2.nc 3.nc 4.f 5.f 6.nc 7.nc 8.p 8DQ: 1.p-a 2.f1 3.g1-a 4.f2 5.f2 6.g1-b 7.f1 8.p-b 8DR: 1.f 2.g1-a 3.g2-a 4.p-a 5.p-b 6.g2-b 7.g1-a 8.f 8DS: 1.f,g3-a 2.g1-a 3.g2-a 4.p-a 5.p-b 6.g2-b 7.g1-b 8.f,g3-b 8EE: 1.g1 2.p 3.h 4.k 5.k 6.h 7.p 8.g1 8EH: 1.nc 2.p-a 3.h 4.k-a 5.k-b 6.h 7.p-b 8.is 8EX: 1.k 2.ic 3.p 4.ic 5.k 6.ic 7.ic 7.ic 8EY: 1.f 2.ic 3.ic 4.f-ct 5.p-a 6.f 7.p-b 8.f-ct 512AX: 1.p 2.g2 3.f,g3 4.g1 5.f, other g3 8FO (6247): 1.g1 2.g1 3.h 4.p 5.k 6.h 7.nc 8.p 8FW: 1.g1 2.g3-diode plate 3.h 4.k 5.p 6.h 7.g2 8.g3-diode plate 8FX: 1.g1 2.g3 3.h 4.p -space?- 5.g2 6.h 7.k 8.p 8FY: 1.p 2.g1 3.g1 4.p 5.k 6.h 7.h 8.p 8GQ: 1.p-a 2.g1-a 3.h 4.k-a 5.p-b 6.h 7.g1-b 8.k-b 8HF: 1.g1 2.nc 3.h 4.p 5.k 6.h 7.nc 8.p 8JY: 1.g1 2.p 3.h 4.p -space?- 5.nc 6.h 7.k? 8.p? 8JZ: 1.g1 2.g3 3.h 4.g3 -space?- 5.p 6.h 7.g2 8.k 8KM: 1.h 2.g1 3.p 4.g1 5.g1 6.k 7.g1 8.h 8KZ: 1.h 2.k 3.g1 4.h 5.k 6.g3 7.p 8.g2 8LD: 1.k 2.g1 3.h 4.ic 5.ic 6.h 7.p 8.k 8LE: 1.p 2.g1 3.h 4.k 5.k 6.h 7.g1 8.p 8LK: 1.p-a 2.g1-a 3k-a 4.h 5.h 6.p-b 7.g1-b 8.k-b 8LM: 1.p-a 2.g1-a 3.k-a 4.h 5.h 6.p-b 7.g1-b 8.k-b 8LS: 1.k 2.k 3.h 4.g3 5.p 6.h 7.g2 8.g3 top-pin.g1 8LT: 1.p 2.nc 3.g1 4.h 5.h 6.k 7.nc 8.h-ct 8LW: 1.k 2.nc 3.h 4.ic 5.k 6.h 7.nc 8.p top-pin.g1 1247: 4.f 5.f top-hat.p 5633: (top lead).p 1.k 2.g3 3.g1 4h 5.g2 6.h 5637: 1.p 2.g1 3.h 4.h 5.k 5638: 1.k 2.g1 3.h 4.g2 5.h 6.p 5640: 1.p 2.h 3.g2 4.h 5.k 6.g1 5642: (top lead).p 1.f 2.f 5643 (8DD): 1.p 2.g2 3.h 4.? 5.k 6.h * 5645: 1.p 2.k 3.h 4.g1 5.h 5647: 1.p 2.is a gap, no pin 3.h 4.h 5.k 5675: two pins at one end = heaters, then metal tubular section = cathode, disk = grid, another metal tubular section = plate 5676: 1.p 2.f 3.g1 4.f 5678: 1.p 2.g2 3.f, half of g3 4.g1 5.f, other half of g3 5697: 1.p 2.gap 3.f 4.f 5.gap 6.gap 7.g1 5702: 1.p 2.g2 3.h 4.h 5.g3 6.k 7.g1 5703: 1.p 2.gap 3.h 4.h 5.g1 6.k 5704: 1.p 2.h 3.h 4.k 5718: 1.p 2.g1 3.h 4.h 5.k 5744: 1.p 2.h 3.h 4.g1 5.k 5783: 1.k 2.p 3.k 5785: 1.p 2-5.gaps 6.f 7.f 5829: 1.p-a 2.k-a 3.h 4.nc 5.h 6.k-b 7.p-b 5873: 1.h 2.p-a 3.g1-a 4.k-a 5.k-b 6.g1-b 7.p-b 8.h 5885: 1.g1-a 2.g2-a 3.p-a 4.f 5.g2-b 6.g1-b 7.p-b 8.f 5886: 1.p 2.g2 3.f,g3 4.f,other g3 5 & 6 missing 7.g1 5889: 1.p 2.g2 3.f 4.missing 5.f top-pin.g1 filament center tap:g3 5971: 1.p 2.g1 3.f 4.g1 5.f 5975: 1.p 2.k 3.g1 4.h 5.h 5995: 1.p 2.missing 3.h 4.h 5.k 6026: 3.k 4.h 5.h gap 7.g1 8.p 6051: 1.p 2. g2 3.f,g3 4.g1 5.f, other g3 6184: 1.nc 2.p-a 3.h 4.k-a 5.k-b 6.h 7.p-b 8.is 6193: 1.p-a 2.g1-a 3.h 4.k-a 5.k-b 6.h 7.p-b 8.g1-b 6213: 1.k gap 3.p gap 5.k 6483: 1.k 2.nc 3.g2 4.nc 5.p 6.nc 7.g1 8.nc 6489: 1.h 2.p 3.k -space- 4.h -space- 5.p -space back to pin 1- 6611: 1.p 2.g2 3.f- 4.g1 5.f+,g3 6612: 1.p 2.g2 3.f- 4.g1 5.f+,g3 6872: 1.p 2.g2 3.h 4.h 5.g3 6.k 7.g1 6977: 1.missing 2.f 3.g1 4.missing 5.f 6.missing 7.p 6999: 1.p 2.f,g3 3.g2 4.f-ct 5.g1 6.f, other g3 7246: 1.p 2.f- 3.g1 4.f+ 7626: ? 7979: 1.f 2.g1 3.p 4.f DM70: 1.g 2.ic 3.nc 4.f 5.f 6.nc 7.nc 8.p
    source: _Essential Characteristics_, GE tube div (ETR-15D) and (ETRM-15P), _RCA Industrial Tube Products_, RCA (12-67)

    *: (extracted from TU7/DU manual, results may contain errors)


    Other web pages of subminiature and other tube data:
    TDSL tube search page

    Röhrentabellen tube data
    Frank's Tube data and curves, Mirror site
    A Japanese page on submini tubes
    Use this computer driven translator site to translate to English at least some of the above page (the first 5K worth).
    Russian tube info in Russian, translator won't work, it's in image files.

    e-mail: wa2ise@ix.netcom.com