User contributions for Vintage dave

8 November 2024

• 10:2210:22, 8 November 2024 diff hist +91‎ 453/Repairs ‎ Add link for HV transformer spec sheet

19 August 2024

• 07:3907:39, 19 August 2024 diff hist +93‎ 7A13 ‎ Replace 070-1948-00 supplement with better. Two scans, courtesy Hakan Hintze aka Zenith5106

18 August 2024

• 19:2519:25, 18 August 2024 diff hist +136‎ N File:7A13 B200000-up Manual Change.pdf ‎ Supplement to 070-1948-00 (7A13 B0200000-up). Scan by Hakan Hintze. This file contains errata, plus one B250000-up change. current
• 19:2219:22, 18 August 2024 diff hist −2‎ m File:7A13 B250000-up Manual Change.pdf ‎ Remove spurious leading 0 from large serial number current
• 17:0517:05, 18 August 2024 diff hist +248‎ N File:7A13 B250000-up Manual Change.pdf ‎ Supplement to 070-1948-00 (7A13 B0200000-up) for S/N B0250000 and up. Vc display using Siliconix LD121A instead of Fairchild 3814. Scan by Hakan Hintze. This file supersedes my previous upload, "Tek_7A13_B250000_and_up_Supplement.pdf"

16 August 2024

• 09:3409:34, 16 August 2024 diff hist −2‎ m File:Tek 7A13 B250000 and up Supplement.pdf ‎ Remove spurious leading 0 from large serial number current
• 09:3209:32, 16 August 2024 diff hist +5‎ 7A13 ‎ Early manuals are actually SN < B040000 not B200000
• 09:3009:30, 16 August 2024 diff hist −1‎ m 7A13 ‎ Remove spurious leading 0 from large serial number
• 09:2809:28, 16 August 2024 diff hist +85‎ 7A13 ‎ Add High-SN Manual Supplement for instruments using LD121A instead of 3814. Scan by Hakan Hintze, uploaded with permission.
• 09:2509:25, 16 August 2024 diff hist +168‎ N File:Tek 7A13 B250000 and up Supplement.pdf ‎ Supplement to 070-1948-00 (7A13 B0200000-up) for S/N B0250000 and up. Vc display using Siliconix LD121A instead of Fairchild 3814. Scan by Hakan Hintze.
• 08:4108:41, 16 August 2024 diff hist +5‎ Siliconix LD121A ‎ Add 7A13 to Used_in= table but preview still doesn't show it, help!
• 08:3808:38, 16 August 2024 diff hist 0‎ Fairchild 3814 ‎ Fix oops put 7A13 S/N on 7A13 not 7L13 current
• 08:3708:37, 16 August 2024 diff hist +39‎ Siliconix LD121A ‎ Used in very late 7A13, S/N B0250000 and up
• 08:3508:35, 16 August 2024 diff hist +26‎ Fairchild 3814 ‎ Add S/N range for 3814 in 7A13
• 08:3408:34, 16 August 2024 diff hist +51‎ 7A13 ‎ 3814 used from S/N B0200000 to B0249999, LD121A used B0250000 and up
• 08:1708:17, 16 August 2024 diff hist 0‎ m 7A13 ‎ Fix manual order
• 08:1608:16, 16 August 2024 diff hist −1‎ 7A13 ‎ 070-1113-00 is S/N 40,000 not 400,000

24 April 2024

• 09:2109:21, 24 April 2024 diff hist +62‎ Keith Taylor ‎ Update birth/death from obituary

18 March 2024

• 10:4510:45, 18 March 2024 diff hist +465‎ User talk:Kurt ‎ →‎1A7A Coarse DC Offset knob color: new section

4 February 2024

• 10:2210:22, 4 February 2024 diff hist +60‎ m 535 ‎ early vs late delay line position
• 09:3209:32, 4 February 2024 diff hist +16‎ m 531 ‎ early delay line is not "before" the vertical amp, it's in the middle
• 09:3009:30, 4 February 2024 diff hist +201‎ 6197 ‎ 6197 resists forming cathode interface layer current
• 09:2309:23, 4 February 2024 diff hist 0‎ m 106 ‎ 7189 is not "aka" 6bq5 but it has the same pinout

2 February 2024

• 17:4817:48, 2 February 2024 diff hist +305‎ 547 ‎ C808 high DF self-heats and causes HV thermal runaway

31 December 2023

• 08:5708:57, 31 December 2023 diff hist +48‎ m Amphenol 165 series connectors ‎ Update external link current
• 08:2008:20, 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

• 15:5715:57, 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

• 10:5510:55, 5 October 2023 diff hist −1‎ 5814 ‎ D S/N range
• 10:4810:48, 5 October 2023 diff hist −12‎ D ‎ Superseded by 1A6 only; 1A7 is 500kHz vs 2MHz

2 July 2023

• 09:0209:02, 2 July 2023 diff hist +105‎ N Talk:180 ‎ 180-S1 current

25 May 2023

• 06:3606:36, 25 May 2023 diff hist −3‎ Connie Wilson ‎ Tek always called products "Type" not "Model" current

13 February 2023

• 11:2611:26, 13 February 2023 diff hist +290‎ N Talk:134 ‎ LF COMP not selected by probe model switch

31 May 2022

• 08:1408:14, 31 May 2022 diff hist +6,827‎ 547/Repairs ‎ Add my 547 repair history current
• 06:3306:33, 31 May 2022 diff hist +85‎ 1A5/Repairs ‎ formatting
• 06:2606:26, 31 May 2022 diff hist +635‎ N 1A5/Repairs ‎ Add my 1A5 repair history

29 May 2022

• 10:4110:41, 29 May 2022 diff hist +15‎ m 7233 ‎No edit summary

28 May 2022

• 18:0518:05, 28 May 2022 diff hist +41‎ 7233 ‎ half a 6080
• 18:0318:03, 28 May 2022 diff hist +237‎ 6GE8 ‎ power triode

11 May 2022

• 13:2613:26, 11 May 2022 diff hist +355‎ W/Repairs ‎ More formatting. If you can do better, go ahead.

10 May 2022

• 15:4015:40, 10 May 2022 diff hist +65‎ 1S1/Repairs ‎ Fixed the 145 current
• 15:3815:38, 10 May 2022 diff hist +525‎ 1S1/Repairs ‎ 12AU7 instead of 8416 - untested
• 12:4912:49, 10 May 2022 diff hist +10‎ W/Repairs ‎ formatting
• 12:4712:47, 10 May 2022 diff hist −45‎ W/Repairs ‎ formatting
• 12:2712:27, 10 May 2022 diff hist +6,918‎ N W/Repairs ‎ ADAPTING THE TYPE W PLUGIN TO USE 6DJ8 or 12AT7 INSTEAD OF 8416
• 12:2612:26, 10 May 2022 diff hist +73‎ W ‎ 8416 not 6DJ8
• 12:2412:24, 10 May 2022 diff hist +72‎ 1S1 ‎ 8416 not 6DJ8
• 12:2312:23, 10 May 2022 diff hist +6‎ 6DJ8 ‎ different approach, keep 8416 under 6dj8 umbrella and add notes in instrument pages
• 12:1912:19, 10 May 2022 diff hist −2‎ 6DJ8 ‎ W uses 8416 not 6DJ8
• 11:4711:47, 10 May 2022 diff hist +7‎ m 6DJ8 ‎ 8416 is 180mA heater

27 March 2022

• 19:3119:31, 27 March 2022 diff hist +98‎ Turret attenuators ‎ heat sensitivity current