24 April 2024
- 10:2110:21, 24 April 2024 diff hist +62 Keith Taylor Update birth/death from obituary
18 March 2024
- 11:4511:45, 18 March 2024 diff hist +465 User talk:Kurt →1A7A Coarse DC Offset knob color: new section
4 February 2024
- 11:2211:22, 4 February 2024 diff hist +60 m 535 early vs late delay line position
- 10:3210:32, 4 February 2024 diff hist +16 m 531 early delay line is not "before" the vertical amp, it's in the middle
- 10:3010:30, 4 February 2024 diff hist +201 6197 6197 resists forming cathode interface layer current
- 10:2310:23, 4 February 2024 diff hist 0 m 106 7189 is not "aka" 6bq5 but it has the same pinout
2 February 2024
- 18:4818:48, 2 February 2024 diff hist +305 547 C808 high DF self-heats and causes HV thermal runaway
31 December 2023
- 09:5709:57, 31 December 2023 diff hist +48 m Amphenol 165 series connectors Update external link current
- 09:2009:20, 31 December 2023 diff hist 0 m 111 Late and early rear view photos were swapped, late has the BNC and early has the UHF
7 November 2023
- 16:5716:57, 7 November 2023 diff hist +104 N File:535-545-Manual-Page-3-10-Missing-From-070-198-Scan.pdf Page 3-10 of 070-198 (Type 535-545 Instruction Manual), missing from the scan hosted here. current
5 October 2023
- 11:5511:55, 5 October 2023 diff hist −1 5814 D S/N range
- 11:4811:48, 5 October 2023 diff hist −12 D Superseded by 1A6 only; 1A7 is 500kHz vs 2MHz
2 July 2023
- 10:0210:02, 2 July 2023 diff hist +105 N Talk:180 180-S1 current
25 May 2023
- 07:3607:36, 25 May 2023 diff hist −3 Connie Wilson Tek always called products "Type" not "Model" current
13 February 2023
- 12:2612:26, 13 February 2023 diff hist +290 N Talk:134 LF COMP not selected by probe model switch
31 May 2022
- 09:1409:14, 31 May 2022 diff hist +6,827 547/Repairs Add my 547 repair history current
- 07:3307:33, 31 May 2022 diff hist +85 1A5/Repairs formatting
- 07:2607:26, 31 May 2022 diff hist +635 N 1A5/Repairs Add my 1A5 repair history
29 May 2022
- 11:4111:41, 29 May 2022 diff hist +15 m 7233 No edit summary
28 May 2022
- 19:0519:05, 28 May 2022 diff hist +41 7233 half a 6080
- 19:0319:03, 28 May 2022 diff hist +237 6GE8 power triode
11 May 2022
- 14:2614:26, 11 May 2022 diff hist +355 W/Repairs More formatting. If you can do better, go ahead.
10 May 2022
- 16:4016:40, 10 May 2022 diff hist +65 1S1/Repairs Fixed the 145 current
- 16:3816:38, 10 May 2022 diff hist +525 1S1/Repairs 12AU7 instead of 8416 - untested
- 13:4913:49, 10 May 2022 diff hist +10 W/Repairs formatting
- 13:4713:47, 10 May 2022 diff hist −45 W/Repairs formatting
- 13:2713:27, 10 May 2022 diff hist +6,918 N W/Repairs ADAPTING THE TYPE W PLUGIN TO USE 6DJ8 or 12AT7 INSTEAD OF 8416
- 13:2613:26, 10 May 2022 diff hist +73 W 8416 not 6DJ8
- 13:2413:24, 10 May 2022 diff hist +72 1S1 8416 not 6DJ8
- 13:2313:23, 10 May 2022 diff hist +6 6DJ8 different approach, keep 8416 under 6dj8 umbrella and add notes in instrument pages
- 13:1913:19, 10 May 2022 diff hist −2 6DJ8 W uses 8416 not 6DJ8
- 12:4712:47, 10 May 2022 diff hist +7 m 6DJ8 8416 is 180mA heater
27 March 2022
- 20:3120:31, 27 March 2022 diff hist +98 Turret attenuators heat sensitivity current
11 February 2022
- 11:2511:25, 11 February 2022 diff hist +15 RCA 40250 hometaxial
- 11:2511:25, 11 February 2022 diff hist +88 N Talk:RCA 40250 Created page with "The 1978 RCA Power Devices databook shows alternate part numbers 2N3054, 2N6260, 2N6261." current
- 11:2111:21, 11 February 2022 diff hist +8 RCA 40250 major specs
- 11:0511:05, 11 February 2022 diff hist +48 RCA 40250 other uses
- 10:4710:47, 11 February 2022 diff hist +21 RCA 40250 to-66
8 February 2022
- 10:0710:07, 8 February 2022 diff hist +168 Tunnel Diode Replacement and Modification schematic is in the manual; two S/N ranges
21 January 2022
- 12:2612:26, 21 January 2022 diff hist +886 W fill in specs
17 November 2021
- 15:4015:40, 17 November 2021 diff hist +9 Telequipment Type G Fix Type G picture current
- 15:3815:38, 17 November 2021 diff hist 0 Telequipment plugins Add Type G picture
- 15:3715:37, 17 November 2021 diff hist 0 N File:Telequipment-G-Plugin.JPG No edit summary current
- 15:3315:33, 17 November 2021 diff hist −1 Telequipment plugins Fix Type A picture
- 15:3115:31, 17 November 2021 diff hist +44 Telequipment Type A Fix main picture current
- 15:0015:00, 17 November 2021 diff hist +99 T932 Fixed BAMA link, just a typo in the path or they changed it
- 14:5014:50, 17 November 2021 diff hist +218 Talk:453 No edit summary current
15 November 2021
- 16:2416:24, 15 November 2021 diff hist +477 N Talk:Miniature relays Created page with "IIRC, the failure mechanism is that heating makes the coil outgas, and with no air vent, it condenses on the contacts when the relay cools off. Sometimes you can restore oper..."
- 16:0316:03, 15 November 2021 diff hist +509 N Talk:535 Created page with "Serial number 101-8627 had an input amplifier, forward-terminated delay line, and an output amplifier driving the CRT deflection plates. At S/N 8628 this was replaced with on..."
- 15:4515:45, 15 November 2021 diff hist −1 m 7189A typo