Tetrode: Revision history

4 May 2024

• curprev 10:1610:16, 4 May 2024‎ CoolieCoolster talk contribs‎ m 35,145 bytes +2‎ En dash fix (via WP:JWB) undo

1 November 2023

• curprev 06:4806:48, 1 November 2023‎ MarkMLl talk contribs‎ m 35,143 bytes +32‎ Update figure from book cited. undo

6 September 2023

• curprev 14:5414:54, 6 September 2023‎ Д.Ильин talk contribs‎ 35,111 bytes +3‎ img undo

22 August 2023

• curprev 16:4016:40, 22 August 2023‎ FMSky talk contribs‎ m 35,108 bytes −36‎ Reverted 1 edit by Chinemeremprince (talk) to last revision by 2001:8003:3020:1C00:1151:6784:F454:815A undo Tags: Twinkle Undo
• curprev 15:2615:26, 22 August 2023‎ Chinemeremprince talk contribs‎ m 35,144 bytes +36‎ WPWP4OWR2023 undo Tag: Reverted

7 July 2023

• curprev 08:3508:35, 7 July 2023‎ 2001:8003:3020:1c00:1151:6784:f454:815a talk‎ 35,108 bytes +1‎ No edit summary undo

5 June 2023

• curprev 21:2621:26, 5 June 2023‎ 94.175.143.189 talk‎ 35,107 bytes 0‎ →‎Bi-grid valve: 'Combined' is more descriptive. undo Tags: Mobile edit Mobile web edit

16 March 2023

• curprev 09:3309:33, 16 March 2023‎ Citation bot talk contribs‎ 35,107 bytes −29‎ Misc citation tidying. | Use this bot. Report bugs. | Suggested by AManWithNoPlan | #UCB_CommandLine undo

11 January 2023

• curprev 20:2120:21, 11 January 2023‎ OlliverWithDoubleL talk contribs‎ m 35,136 bytes +62‎ No edit summary undo Tags: Mobile edit Mobile app edit iOS app edit

26 December 2022

• curprev 02:5402:54, 26 December 2022‎ 73.101.127.45 talk‎ 35,074 bytes +39‎ →‎Space charge grid tube undo

10 October 2022

• curprev 23:4523:45, 10 October 2022‎ WikiCleanerBot talk contribs‎ m 35,035 bytes 0‎ v2.05b - Bot T12 CW#548 - Fix errors for CW project (Punctuation in link) undo Tag: WPCleaner

5 September 2022

• curprev 19:0819:08, 5 September 2022‎ LSMFT talk contribs‎ 35,035 bytes +1,493‎ →‎Screen grid valve: Provide source citations; reconcile with sources undo

12 August 2022

• curprev 14:5714:57, 12 August 2022‎ LSMFT talk contribs‎ m 33,542 bytes +3‎ →‎Screen grid valve: Placed correct source citation for sentence (I had placed wrong citation) undo

28 February 2022

• curprev 12:2012:20, 28 February 2022‎ 185.197.228.4 talk‎ 33,539 bytes +1‎ →‎Space charge grid tube undo Tag: Visual edit

6 December 2021

• curprev 09:1709:17, 6 December 2021‎ Orenburg1 talk contribs‎ m 33,538 bytes −1‎ sp undo

2 December 2021

• curprev 20:0820:08, 2 December 2021‎ AnomieBOT talk contribs‎ m 33,539 bytes +19‎ Dating maintenance tags: {{Cn}} undo
• curprev 19:4719:47, 2 December 2021‎ Chetvorno talk contribs‎ 33,520 bytes +7‎ →‎The superheterodyne receiver: Needs source. I haven’t read that the superhet actually went out of use, just that it’s complexity and number of tubes limited it’s use until the 1930s undo Tags: Mobile edit Mobile web edit Advanced mobile edit
• curprev 18:2618:26, 2 December 2021‎ Sdlotu talk contribs‎ 33,513 bytes +115‎ →‎Bi-grid valve: Uploaded representative model of Bi-Grid Valve tube showing internal and external structure. Explicitly allowed CC 4.0 use by Science Museum, UK undo

30 November 2021

• curprev 15:3915:39, 30 November 2021‎ Comp.arch talk contribs‎ m 33,398 bytes 0‎ No edit summary undo Tag: 2017 wikitext editor

14 October 2021

• curprev 22:2922:29, 14 October 2021‎ LSMFT talk contribs‎ 33,398 bytes +297‎ →‎Screen grid valve: Add source citations undo

13 October 2021

• curprev 19:4819:48, 13 October 2021‎ LSMFT talk contribs‎ 33,101 bytes +673‎ →‎Screen grid valve: Providing source citations undo
• curprev 11:4511:45, 13 October 2021‎ LSMFT talk contribs‎ 32,428 bytes +251‎ →‎Screen grid valve: Provide source citation undo
• curprev 02:3802:38, 13 October 2021‎ LSMFT talk contribs‎ 32,177 bytes +112‎ →‎Screen grid valve: Improve wording undo

12 October 2021

• curprev 22:5922:59, 12 October 2021‎ LSMFT talk contribs‎ 32,065 bytes +283‎ Screen grid valve: Screen grid operation and relation with anode undo
• curprev 21:5221:52, 12 October 2021‎ LSMFT talk contribs‎ 31,782 bytes −1,783‎ →‎Screen grid valve: Provide source citation; reconcile with source; simplify wording; need to add some source citations undo

9 October 2021

• curprev 19:4019:40, 9 October 2021‎ LSMFT talk contribs‎ 33,565 bytes −4,941‎ Beam tetrode section - provide source citations; reconcile with sources; moving some material to Beam tetrode main article undo

25 September 2021

• curprev 22:2322:23, 25 September 2021‎ LSMFT talk contribs‎ 38,506 bytes −13‎ →‎Critical-distance tetrode: Improve sentence construction undo

24 September 2021

• curprev 22:1822:18, 24 September 2021‎ LSMFT talk contribs‎ 38,519 bytes +456‎ →‎Critical-distance tetrode: Add source citation; reconcile with source undo

21 September 2021

• curprev 16:1216:12, 21 September 2021‎ LSMFT talk contribs‎ 38,063 bytes +349‎ Correct 2 swapped citation url's; add source citations undo
• curprev 01:4801:48, 21 September 2021‎ LSMFT talk contribs‎ 37,714 bytes +66‎ →‎Screen grid valve: At anode voltages greater than screen voltage undo
• curprev 01:1101:11, 21 September 2021‎ LSMFT talk contribs‎ m 37,648 bytes −182‎ Rider source citations cleaning up undo
• curprev 00:5800:58, 21 September 2021‎ LSMFT talk contribs‎ 37,830 bytes −35‎ →‎Screen grid valve: Provide source citation; use easier to follow wording, allow for range of screen voltage undo

20 September 2021

• curprev 16:0816:08, 20 September 2021‎ LSMFT talk contribs‎ 37,865 bytes +11‎ →‎Critical-distance tetrode: Correct wording anode saturation undo
• curprev 15:5215:52, 20 September 2021‎ LSMFT talk contribs‎ 37,854 bytes +1,101‎ →‎Critical-distance tetrode: Add source citations; reconcile with sources undo

17 September 2021

• curprev 18:1618:16, 17 September 2021‎ Niceguyedc talk contribs‎ m 36,753 bytes −4‎ v2.04 - Repaired 1 link to disambiguation page - (You can help) - Selectivity (electronic) / Fix errors for CW project (Spelling and typography) undo Tag: WPCleaner

16 September 2021

• curprev 22:4222:42, 16 September 2021‎ LSMFT talk contribs‎ 36,757 bytes −1,243‎ →‎Anode characteristic of screen-grid valves: Provide Rider source citation; reconcile with source undo

20 July 2021

• curprev 01:5001:50, 20 July 2021‎ WikiCleanerBot talk contribs‎ m 38,000 bytes 0‎ v2.04b - Bot T20 CW#61 - Fix errors for CW project (Reference before punctuation) undo Tag: WPCleaner

14 July 2021

• curprev 06:3706:37, 14 July 2021‎ 109.180.53.213 talk‎ 38,000 bytes 0‎ changed "principal" to "principle" in the section 'superheterodyne receiver' undo Tag: Visual edit

8 July 2021

• curprev 19:0419:04, 8 July 2021‎ Interferometrist talk contribs‎ 38,000 bytes +30‎ →‎Screen grid valve: make link undo
• curprev 19:0219:02, 8 July 2021‎ Interferometrist talk contribs‎ 37,970 bytes +17‎ →‎Screen grid valve: Does someone really know if it was actually Aluminum? If so, sorry, revert me. undo
• curprev 18:5718:57, 8 July 2021‎ Interferometrist talk contribs‎ m 37,953 bytes −16‎ →‎Screen grid valve: minor CE, remove wi undo
• curprev 18:4318:43, 8 July 2021‎ Interferometrist talk contribs‎ 37,969 bytes +2,279‎ →‎Screen grid valve: Greatly expand description of operation of tetrode, some rewording, move relevant graphic down to corresponding text undo
• curprev 17:1717:17, 8 July 2021‎ Interferometrist talk contribs‎ 35,690 bytes +94‎ →‎The superheterodyne receiver: Correct description of pentagrid converter undo

7 July 2021

• curprev 19:5819:58, 7 July 2021‎ Interferometrist talk contribs‎ 35,596 bytes +59‎ →‎Bi-grid valve: Point out that this is not a balanced multiplier undo
• curprev 19:4219:42, 7 July 2021‎ Interferometrist talk contribs‎ 35,537 bytes +1,246‎ →‎Bi-grid valve: Improve and augment description and significance of superhet receiver. Place in its own section since it doesn't mainly belong in this section (but is relevant in the history of receiver design and utility of the screen-grid tetrode, next section). undo

15 June 2021

• curprev 22:0122:01, 15 June 2021‎ LSMFT talk contribs‎ 34,291 bytes +211‎ Reconcile captions with sources, since many will look at the pictures first. 1936 beam tube intro by RCA. - Ref. ''Tube Manual'', Eimac div. of Varian, 1975; RCA Review, July 1936 undo

27 February 2021

• curprev 17:1617:16, 27 February 2021‎ Tom.Reding talk contribs‎ m 34,080 bytes +22‎ +{{Authority control}} (1 ID from Wikidata), WP:GenFixes on undo Tag: AWB

29 December 2020

• curprev 21:1921:19, 29 December 2020‎ 67.169.181.8 talk‎ 34,058 bytes −19‎ →‎How it works: The word "tetrode" in the penultimate sentence was removed because it was confusing. The sentence is truly about any kind of gridded tube (triode, tetrode, or pentode) undo

5 December 2020

• curprev 14:2814:28, 5 December 2020‎ Monkbot talk contribs‎ m 34,077 bytes −1,020‎ Task 18 (cosmetic): eval 22 templates: del empty params (92×); undo Tag: AWB

23 November 2020

• curprev 00:4200:42, 23 November 2020‎ Citation bot talk contribs‎ 35,097 bytes −9‎ Alter: url. URLs might have been internationalized/anonymized. | You can use this bot yourself. Report bugs here. | Suggested by Abductive | Category:Vacuum tubes‎ | via #UCB_Category 105/168 undo