Category:Vacuum triodes

triode

single-grid amplifying vacuum tube having three active electrodes

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Subclass of

Discoverer or inventor

Has part(s)

control grid
anode
cathode
envelope

Time of discovery or invention

1906

Authority file
Q176129 GND ID: 4186189-9
Reasonator Scholia Wikidocumentaries PetScan statistics WikiMap Locator tool KML file Search depicted

Subcategories

This category has the following 63 subcategories, out of 63 total.

1

12AT7/ECC81‎ (7 F)
12AU7/ECC82‎ (11 F)
12AX7/ECC83‎ (61 F)
12C3C‎ (9 F)

2

2A3‎ (10 F)

3

300B‎ (17 F)
3NF‎ (8 F)

6

6AS7‎ (8 F)
6B4G‎ (6 F)
6C51H‎ (1 F)
6DJ8‎ (1 C, 5 F)
6F12P‎ (8 F)
6J4‎ (5 F)
6J5‎ (4 F)
6N1P‎ (3 F)
6N2P‎ (3 F)
6N3P‎ (15 F)
6N5P‎ (5 F)
6N6P‎ (9 F)
6N14P‎ (1 F)
6N16B‎ (6 F)
6N18B‎ (4 F)
6N23P‎ (3 F)
6N24P‎ (1 F)
6N30P‎ (4 F)
6N7‎ (4 F)
6S19P‎ (8 F)
6S1Zh‎ (1 F)
6S33S‎ (8 F)
6S3P‎ (4 F)
6S41S‎ (14 F)
6S45P‎ (7 F)
6S4P‎ (6 F)
6S62N‎ (5 F)
6SL7‎ (3 F)
6SN7‎ (17 F)

7

7586 (vacuum tube)‎ (13 F)

8

833A (vacuum tube)‎ (2 F)
845 (vacuum tube)‎ (9 F)

A

Audion‎ (2 C, 40 F)

D

Dual triodes‎ (5 C, 4 F)

E

EABC80 (vacuum tube)‎ (8 F)
Early vacuum triodes‎ (3 C, 11 F)
ECC82‎ (4 F)
ECC85‎ (1 F)
ECC86‎ (1 F)
ECF80‎ (8 F)
ECH81‎ (9 F)
ECL82‎ (7 F)
ECL85‎ (5 F)
ECL86‎ (1 F)

F

French triode "Loupiote"‎ (1 C, 9 F)

N

Nutube 6P1‎ (2 F)

P

PCF82‎ (5 F)
PCL805‎ (4 F)
PCL82‎ (2 F)
PCL84‎ (2 F)
PCL86‎ (2 F)

R

REN904‎ (2 F)

T

Triple-twin‎ (2 F)

Media in category "Vacuum triodes"

The following 187 files are in this category, out of 187 total.

111-SC-31564 - NARA - 55222347.jpg 8,456 × 5,708; 19.37 MB
2C26A radiavalve pic1.JPG 1,593 × 3,703; 1.97 MB
2C26A radiavalve pic2.JPG 1,650 × 3,546; 2.11 MB
3CX1500A7 Inside.JPG 640 × 480; 78 KB
3CX1500A7.jpg 300 × 360; 15 KB
6AM4 UHF triode.jpg 422 × 792; 255 KB
6AM4-System.gif 2,258 × 1,601; 54 KB
6C10.JPG 653 × 601; 50 KB
6CW4 nuvistor tube.jpg 1,024 × 768; 58 KB
6DJ8.JPG 692 × 390; 112 KB
6G1 atveerta.jpg 458 × 742; 35 KB
6g2 1961.jpg 1,370 × 720; 117 KB
6Н17Б.png 330 × 330; 34 KB
703A tube at MIT flea.agr.jpg 1,465 × 1,382; 1.68 MB
811A.png 593 × 1,471; 630 KB
8T-92.jpg 2,712 × 3,616; 5.12 MB
955 UHF triode.jpg 1,101 × 496; 396 KB
955ACORN.jpg 1,646 × 1,225; 145 KB
9T-71.jpg 2,545 × 3,393; 4.09 MB
A409.jpg 457 × 651; 82 KB
ABC1.JPG 519 × 914; 58 KB
ACH1-Telefunken.jpg 1,274 × 3,168; 2.2 MB
Amplifier Valves (9124117733).jpg 3,456 × 5,184; 4.64 MB
Audio Tron Tube by E.T. Cunningham 1915-1917.jpg 2,896 × 1,944; 1.05 MB
Bell telephone magazine (1922) (14568478428).jpg 1,010 × 1,288; 403 KB
Bell telephone magazine (1922) (14752704504).jpg 1,332 × 1,734; 513 KB
CBC1.JPG 550 × 896; 59 KB
CX345.JPG 451 × 811; 347 KB
E438.JPG 832 × 580; 105 KB
Early triode vacuum tube collection.jpg 1,476 × 1,526; 419 KB
Early triode vacuum tubes.jpg 1,080 × 1,756; 409 KB
EBC3.JPG 570 × 890; 54 KB
EC360; WF 1957.jpg 729 × 960; 113 KB
EC84; WF 1957.jpg 734 × 960; 105 KB
EC94; WF 1957.jpg 745 × 960; 111 KB
ECC89.JPG 2,041 × 1,265; 291 KB
ECL80.jpg 858 × 1,600; 279 KB
Eimac 2C39A.jpg 300 × 440; 22 KB
Elektronka DAC21.png 750 × 1,105; 720 KB
Em 4 1967.jpg 472 × 1,199; 94 KB
Experimental triode (1906) in a radio (1914).jpg 1,709 × 2,356; 307 KB
Filament (UV 147).jpg 3,648 × 5,472; 14.27 MB
Fmradarkombi.jpg 1,016 × 955; 121 KB
GL-862A Broadcast Transmitting Triode, water cooled, General Electric, c. 1930 - National Electronics Museum - DSC00179.JPG 3,648 × 5,472; 9.49 MB
GS-9B.JPG 1,239 × 1,296; 180 KB
Gu 5a.jpg 1,200 × 1,294; 138 KB
Headphone amp 6922.jpg 5,763 × 3,416; 8.16 MB
Heksoda i trioda UCH21.jpeg 277 × 500; 11 KB
HiPowerTube3-500 C.jpg 838 × 1,426; 97 KB
Hitachi 12BH7A.JPG 1,598 × 2,272; 934 KB
HT301; WF 1973; 6S5D.jpg 1,000 × 718; 115 KB
HT321; WF 1965.jpg 800 × 600; 116 KB
HT351; WF 1965.jpg 800 × 600; 108 KB
HT711; WF 1963.jpg 1,000 × 796; 140 KB
HTG101; WF 1964.jpg 1,000 × 745; 130 KB
Ia-Ug-Kennlinie-ECC40.png 526 × 756; 29 KB
IP2A7278.jpg 2,027 × 3,029; 1.04 MB
Irving Langmuir and Guglielmo Marconi in lab.jpg 995 × 1,167; 178 KB
Jan philips 5687.jpg 403 × 595; 213 KB
JAN-750TL-tube.jpg 1,361 × 1,815; 423 KB
KR Audio Kronzilla amplifier, KR T1610 tubes (3556422517).jpg 900 × 600; 268 KB
KR Audio Kronzilla amplifier, KR T1610 tubes (3557234680).jpg 600 × 900; 242 KB
Kurzwellensendeanlage Wertachtal (28).jpg 2,592 × 3,888; 4.78 MB
Kurzwellensendeanlage Wertachtal (29).jpg 3,888 × 2,592; 4.87 MB
Lampes électroniques (51256664052) Miniwatt ECH3 triode-hexode.jpg 1,167 × 2,532; 938 KB
Lampes électroniques (51256664052).jpg 4,464 × 2,976; 4.87 MB
Marconi Carnarvon transmitter valves.jpg 992 × 952; 275 KB
MSN EC92.jpg 1,410 × 2,663; 300 KB
Mt. Vernon, MO - vacuum tube in Montgomery Ward packaging (7298974546).jpg 2,162 × 1,871; 2.05 MB
Museum of Moscow Aviation Institute 2016-02-02 011.JPG 2,560 × 1,920; 2.31 MB
Pair of Vintage Cardon Triode Type C-484 Balloon Vacuum Tube, Sparton-Cardon Tubes Of Jackson MI, Made In USA, Circa 1920s (36364001731).jpg 2,544 × 2,876; 2.57 MB
Pair Of Vintage Klangfilm Globe Shape Vacuum Tubes With 4-Pin Base, KL 71403 Triode D.R.P. (Deutsches Reich Patent) (L) And KL 76303 Full-Wave Rectifier (R), Made In Germany (34577535762).jpg 2,133 × 2,278; 1.28 MB
Pair Of Vintage Sparton Type C-401 Triode Globe Vacuum Tubes, Same Tube Also Branded As Cardon, Made In USA, Circa 1920s (35781180473).jpg 2,119 × 2,644; 2.44 MB
PC88 Detail.jpg 761 × 972; 107 KB
PCC88 Tesla.jpg 2,528 × 2,731; 723 KB
PCF802 Tesla.jpg 2,434 × 2,776; 785 KB
Pcl200.JPG 315 × 607; 26 KB
PCL805 base.jpg 4,640 × 6,956; 8.45 MB
PCL805 details 02.jpg 4,640 × 6,956; 7.6 MB
PCL805 details.jpg 4,640 × 6,956; 8.83 MB
PCL805.jpg 4,497 × 6,200; 4.89 MB
PCL85 TELAM.jpg 2,945 × 3,000; 983 KB
Pcl86tube.jpg 620 × 1,109; 381 KB
Philips JAN 6922.jpg 6,000 × 2,511; 9.38 MB
Philips Miniwatt EC90.JPG 1,431 × 2,213; 822 KB
Pope ECH81.JPG 1,411 × 3,300; 904 KB
Pope PCL82.JPG 1,462 × 3,822; 1.76 MB
Portrait of Lee De Forest (1873-1961), Electrical Engineer (2551575666).jpg 3,145 × 3,988; 2.24 MB
Power triode (16267211137).jpg 4,012 × 6,028; 25.57 MB
R WP 20160922 08 28 53 Raw highres (29439138234).jpg 5,018 × 2,823; 8.16 MB
Raytheon Subminiature Tube CK5676.jpg 3,872 × 2,592; 2.11 MB
RCA 211 tube.jpg 715 × 1,007; 141 KB
RCA 6EU7.jpg 260 × 279; 24 KB
RCA 6GH8A tube.jpg 1,834 × 3,014; 432 KB
RCA ’808’ Power Vacuum Tube.jpg 1,532 × 2,445; 1.42 MB
Relais-eimax hg.jpg 2,385 × 3,291; 1.31 MB
Roeadap.jpg 605 × 908; 47 KB
Rs2041 siedegekuehlt.jpg 150 × 316; 7 KB
RS242 triode 1.png 1,280 × 892; 1.23 MB
RS242 triode 2.png 1,176 × 1,038; 1.46 MB
Röhre-ebc91-defekte-Kathode.jpg 787 × 520; 71 KB
Scheib1.jpg 361 × 253; 12 KB
Scheib2.jpg 741 × 415; 30 KB
Scheib2a.jpg 741 × 415; 37 KB
Scheib3.jpg 669 × 403; 30 KB
Scheib4b.jpg 838 × 1,089; 103 KB
Sendetriode 120kW siedegekühlt.JPG 1,995 × 3,477; 1.42 MB
Sendetriode 1kW strahlungsgekühlt.JPG 1,738 × 3,392; 891 KB
Sovtek 6922.jpg 403 × 596; 217 KB
SRL W314; WF 1962.jpg 738 × 1,000; 131 KB
SRL314; WF 1961.jpg 735 × 1,000; 119 KB
SRL351; WF 1960.jpg 720 × 1,000; 140 KB
SRL352; WF 1960.jpg 731 × 1,000; 148 KB
SRL353; WF 1960.jpg 733 × 1,000; 130 KB
SRL354; WF 1960.jpg 733 × 1,000; 142 KB
SRL355; WF 1957.jpg 738 × 960; 129 KB
SRL355; WF 1961.jpg 769 × 1,000; 130 KB
SRL364; WF 1960.jpg 729 × 1,000; 133 KB
SRL364; WF 1961.jpg 735 × 1,000; 137 KB
SRS360; WF 1960.jpg 729 × 1,000; 132 KB
SRS361; WF 1962.jpg 748 × 1,000; 119 KB
SRS361; WF 1963.jpg 742 × 1,000; 119 KB
SRS362; WF 1960.jpg 733 × 1,000; 126 KB
SRV355; WF 1962.jpg 741 × 1,000; 118 KB
SRW317; WF.jpg 2,122 × 4,000; 590 KB
SRW354; WF 1957.jpg 722 × 960; 121 KB
SRW359; WF 1960.jpg 732 × 1,000; 140 KB
Standard Telephones and Cables Ltd 4212d (8891086607).jpg 896 × 1,200; 248 KB
Standard Telephones and Cables Ltd 4212d (8891707752).jpg 896 × 1,200; 200 KB
TDD4.JPG 495 × 943; 403 KB
Telefunken re144 1937.jpg 1,800 × 1,493; 348 KB
Tesla ECF82.jpg 2,527 × 3,000; 710 KB
Teslaprod.jpg 1,254 × 836; 99 KB
The principles underlying radio communication (1922) (14571468869).jpg 1,792 × 2,524; 1.01 MB
Trio Of 826 Transmitting Triode Vacuum Tubes, RCA (Left) and Ken Rad (Middle & Right), Made In USA (36229884105).jpg 2,902 × 1,720; 2.39 MB
Triode 805.jpg 750 × 1,863; 935 KB
Triode EC360.jpg 1,370 × 456; 93 KB
TRIODE TM11 662 FIG 4.jpg 685 × 919; 133 KB
Triode TS1a.jpg 1,200 × 993; 742 KB
Triode.jpg 2,448 × 3,264; 2.75 MB
Triodes-IMG 6999.jpg 5,616 × 3,744; 1.28 MB
Triodes-IMG 7000.jpg 5,616 × 3,744; 1.3 MB
Triodes-IMG 7001.jpg 3,744 × 5,616; 1.52 MB
Triodes-IMG 7002.jpg 4,836 × 3,224; 1.09 MB
Triodes-IMG 7004.jpg 4,438 × 2,959; 875 KB
Triodes-vs.jpg 1,200 × 1,041; 833 KB
Triody var.jpg 1,200 × 854; 605 KB
Tube d'émission triode.jpg 858 × 1,465; 136 KB
TUBE RADIO.jpg 756 × 1,600; 309 KB
Tube6n15p.jpg 556 × 467; 156 KB
TW501D.jpg 3,648 × 2,736; 5.1 MB
UABC80; WF 1954.jpg 612 × 800; 115 KB
UABC80; WF 1957.jpg 723 × 960; 103 KB
UCH81; WF 1954.jpg 610 × 800; 116 KB
UV-147.jpg 2,368 × 3,308; 4.41 MB
UV199 Receiving Tube, RCA - General Electric, c. 1922 - National Electronics Museum - DSC00114.JPG 2,350 × 3,802; 3.71 MB
UV201, RCA, c. 1920 - National Electronics Museum - DSC00124.JPG 2,772 × 4,101; 3.59 MB
UV201A, RCA, c. 1922 - National Electronics Museum - DSC00127.JPG 2,906 × 3,720; 3.88 MB
UX199 Receiving Tube, RCA - General Electric, c. 1922 - National Electronics Museum - DSC00117.JPG 1,907 × 3,545; 2.17 MB
UX201A, RCA, c. 1925 - National Electronics Museum - DSC00129.JPG 2,043 × 3,511; 2.46 MB
Vacuum electronic device 1.jpg 2,000 × 3,000; 862 KB
Vacuum triode zh.svg 754 × 376; 21 KB
Valvola termoionica doppio diodo, triodo amplificatore e rivelatore - Museo scienza tecnologia Milano 09898 1.jpg 768 × 1,024; 135 KB
Valvola termoionica doppio diodo, triodo amplificatore e rivelatore - Museo scienza tecnologia Milano 09898.jpg 1,024 × 768; 167 KB
Valvola termoionica triodo di Round per radiotrasmissione - Museo scienza tecnologia Milano 02189.jpg 800 × 1,067; 136 KB
Valvola termoionica triodo di Round per radiotrasmissione - Museo scienza tecnologia Milano 09897.jpg 800 × 1,067; 140 KB
Vintage Arcturus Blue Globe Vacuum Tube, Type PZ (Equivalent To Type 47), Engraved Base, Made In USA (40238744802).jpg 1,602 × 3,113; 1.52 MB
Vintage Arcturus Type 127 Triode Vacuum Tube, Blue Tipped Globe Envelope, Made In USA, Circa 1920s (26574381408).jpg 1,760 × 2,637; 1.58 MB
Vintage Eimac VT-218 Transmitting Triode Tube, Air Cooled, Made In USA (19868977309).jpg 2,371 × 2,857; 2.13 MB
Vintage Klangfilm KL 71403 Vacuum Tubes With 4-Pin Sockets, Made In Germany (34738017155).jpg 3,669 × 2,239; 2.35 MB
Vintage Philips E424N Triode Vacuum Tube With 4-Pin Base, Made In Netherlands (34739369305).jpg 1,389 × 2,452; 968 KB
Vintage Premier Triode Vacuum Tube, Type X-201A, Made In USA, Circa 1920s (35548894413).jpg 2,220 × 3,099; 2.55 MB
Vintage RCA 826 Transmitting Triode Vacuum Tube, Produced for the U.S. Army, NOS, Circa 1943 (10536664334).jpg 3,648 × 3,395; 4.1 MB
VRS351; WF 1957.jpg 720 × 960; 114 KB
VT1 Detector-Amplifier Triode, Western Electric, c. 1917 - National Electronics Museum - DSC00110.JPG 2,287 × 4,071; 3.91 MB
VT126.JPG 491 × 1,014; 487 KB
VT127A 1.JPG 1,476 × 1,648; 1.54 MB
VT2 5-Watt Transmitter Tube, Western Electric, c. 1917 - National Electronics Museum - DSC00112.JPG 2,844 × 4,184; 3.88 MB
WD-12 Receiving Tube, Westinghouse, c. 1923 - National Electronics Museum - DSC00121.JPG 2,401 × 3,761; 3.85 MB
Western Electric No. 215A vacuum tube, introduced c. 1931 - Bennington Museum - Bennington, VT - DSC08648.JPG 5,183 × 2,764; 6.19 MB
Western Electric VT-2 Triode Transmitter Vacuum Tube.jpg 2,605 × 3,648; 5.52 MB
Why Transistors Are Just That Uncool. - Flickr - .tungl.jpg 1,921 × 1,533; 976 KB
Wikitrip to MAI museum 2016-02-02 080.JPG 3,648 × 2,048; 2.56 MB
Wikitrip to MAI museum 2016-02-02 081.JPG 2,000 × 3,563; 3.49 MB
Wikitrip to MAI museum 2016-02-02 084.JPG 2,048 × 3,648; 2.34 MB
General electric pliotron pp schenectady 3.jpg 357 × 750; 291 KB
強制空冷菅.jpg 2,736 × 3,648; 6.3 MB

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