User contributions for Chrisjones

8 June 2018

• 02:1302:13, 8 June 2018 diff hist +348‎ Я4С-97 ‎No edit summary
• 02:0902:09, 8 June 2018 diff hist +35‎ N File:Я4С-97 probe plugged in.jpg ‎ Я4С-97 probe plugged in to plugin current
• 02:0802:08, 8 June 2018 diff hist +31‎ N File:Я4С-97 probe connector.jpg ‎ Я4С-97 probe connector detail current
• 02:0802:08, 8 June 2018 diff hist +86‎ N File:Я4С-97 replacement temperature sensor.jpg ‎ Я4С-97 replacement temperature sensor. This is actually a transistor, type 2T3316-1. current
• 02:0702:07, 8 June 2018 diff hist +26‎ N File:Я4С-97 temperature probe.jpg ‎ Я4С-97 temperature probe current
• 02:0702:07, 8 June 2018 diff hist +37‎ N File:Я4С-97 voltage and resistance probe.jpg ‎ Я4С-97 voltage and resistance probe current
• 02:0602:06, 8 June 2018 diff hist +52‎ N File:Я4С-97 EHT probe .jpg ‎ Я4С-97 EHT (2kV and 20kV) probe with screw-on tips current
• 01:5101:51, 8 June 2018 diff hist +1,451‎ N Я4С-97 ‎ Created page with "{{Plugin Sidebar 2 | title=Я4С-97 | summary=Digital multimeter | image=Я4С-97_front.jpg | caption=Я4С-97 front panel | series=Soviet 7000-series clones| introduced=..."
• 01:4601:46, 8 June 2018 diff hist +47‎ N File:Я4С-97 temperature readout.jpg ‎ Я4С-97 temperature readout during calibration current
• 01:4501:45, 8 June 2018 diff hist +29‎ N File:Я4С-97 switch detail.jpg ‎ Я4С-97 switch wiring detail current
• 01:4501:45, 8 June 2018 diff hist +23‎ N File:Я4С-97 analogue board.jpg ‎ Я4С-97 analogue board current
• 01:4401:44, 8 June 2018 diff hist +21‎ N File:Я4С-97 threequarter.jpg ‎ Я4С-97 threequarter current
• 01:4401:44, 8 June 2018 diff hist +14‎ N File:Я4С-97 front.jpg ‎ Я4С-97 front current

25 May 2018

• 04:3404:34, 25 May 2018 diff hist +99‎ 2К11 ‎No edit summary
• 04:3104:31, 25 May 2018 diff hist +619‎ Я4С-91 ‎No edit summary
• 03:3403:34, 25 May 2018 diff hist +214‎ 2К11 ‎No edit summary
• 03:3203:32, 25 May 2018 diff hist +68‎ N File:2К11 risetime.jpg ‎ 2К11 step response test, showing mainframe risetime of about 2.5ns. current
• 03:3103:31, 25 May 2018 diff hist +18‎ N File:2К11 readout.jpg ‎ 2К11 readout test current
• 03:3103:31, 25 May 2018 diff hist +46‎ N File:2К11 cal waveform.jpg ‎ 2К11 calibration waveform, 500Hz, 6 divisions current
• 03:2703:27, 25 May 2018 diff hist +766‎ 2К11 ‎No edit summary
• 01:2301:23, 25 May 2018 diff hist +17‎ Я4С-91 ‎No edit summary
• 01:2301:23, 25 May 2018 diff hist +76‎ N File:Я4С-91 interconnect board.jpg ‎ Я4С-91 interconnect board (timebase B and output amplifier boards removed) current

17 May 2018

• 01:2101:21, 17 May 2018 diff hist +1‎ Soviet 7000-series clones ‎ →‎Pictures
• 01:1801:18, 17 May 2018 diff hist +37‎ Soviet 7000-series clones ‎No edit summary

14 May 2018

• 07:0907:09, 14 May 2018 diff hist +85‎ Я4С-102 ‎No edit summary
• 07:0607:06, 14 May 2018 diff hist 0‎ Я4С-102 ‎No edit summary
• 06:3506:35, 14 May 2018 diff hist +11‎ Я4С-102 ‎No edit summary
• 06:3406:34, 14 May 2018 diff hist −1‎ Я4С-102 ‎No edit summary
• 06:3406:34, 14 May 2018 diff hist +2‎ Я4С-102 ‎No edit summary
• 06:3406:34, 14 May 2018 diff hist +1,929‎ N Я4С-102 ‎ Created page with "{{Plugin Sidebar 2 | title=Я4С-102 | summary=Dual delay line | image=Я4С-102_front.jpg | caption=Я4С-102 front panel | series=Soviet 7000-series clones| introduced=..."
• 06:2006:20, 14 May 2018 diff hist +87‎ N File:Я4С-102 triggered output risetime.jpg ‎ Я4С-102 trigger output risetime. Shows approximately 360ps, better than spec (500ps). current
• 06:1906:19, 14 May 2018 diff hist +144‎ N File:Я4С-102 trigger and delayed outputs.jpg ‎ Я4С-102 input from SD-24 sampling head (top, white trace) trigger output (middle, green trace) and delayed signal output (bottom, beige trace) current
• 06:1806:18, 14 May 2018 diff hist +27‎ N File:Я4С-102 threequarter.jpg ‎ Я4С-102 threequarter view current
• 06:1806:18, 14 May 2018 diff hist +251‎ N File:Я4С-102 test setup detail.jpg ‎ Я4С-102 and CSA803A test setup. TDR output (approx 16ps risetime) of SD-24 sampling head is connected to input of Я4С-102. Output of Я4С-102 goes to the other input of SD-24 sampling head. Trigger output of Я4С-102 goes to SD-22 sampling head. current
• 06:1706:17, 14 May 2018 diff hist +50‎ N File:Я4С-102 rear.jpg ‎ Я4С-102 rear panel. Note lack of edge connector. current
• 06:1606:16, 14 May 2018 diff hist +22‎ N File:Я4С-102 front.jpg ‎ Я4С-102 front panel. current
• 06:1506:15, 14 May 2018 diff hist +82‎ N File:Я4С-102 delayed output risetime.jpg ‎ Я4С-102 delayed output risetime, showing about 125ps, better than spec of 150ps. current
• 06:1406:14, 14 May 2018 diff hist +49‎ N File:Я4С-102 and CSA803A.jpg ‎ Я4С-102 and CSA803A set up for testing risetime current

10 May 2018

• 05:4205:42, 10 May 2018 diff hist +916‎ N 2К11 ‎ Created page with "{{Plugin Sidebar 2 | title=2К11 | summary=Calibration plugin | image=2К11_front.jpg | caption=2К11 front panel | series=Soviet 7000-series clones| introduced=(?) | dis..."
• 05:4205:42, 10 May 2018 diff hist +18‎ N File:2К11 threequarter.jpg ‎ 2К11 threequarter current
• 05:4105:41, 10 May 2018 diff hist +11‎ N File:2К11 front.jpg ‎ 2К11 front current
• 05:4005:40, 10 May 2018 diff hist −220‎ Soviet 7000-series clones ‎No edit summary
• 05:1705:17, 10 May 2018 diff hist +269‎ Я4С-90 ‎No edit summary
• 05:1605:16, 10 May 2018 diff hist +31‎ N File:Я4С-90 plugin seal.jpg ‎ Seal on rear of Я4С-90 plugin current
• 05:1605:16, 10 May 2018 diff hist +30‎ N File:Я4С-90 and 7A26 threequarter.jpg ‎ Я4С-90 and_7A26 threequarter current
• 05:1505:15, 10 May 2018 diff hist +22‎ N File:Я4С-90 and 7A26 rear.jpg ‎ Я4С-90 and 7A26 rear current
• 05:1405:14, 10 May 2018 diff hist +23‎ N File:Я4С-90 and 7A26 front.jpg ‎ Я4С-90 and 7A26 front current
• 05:1305:13, 10 May 2018 diff hist +13‎ N File:Я4С-90 rear.jpg ‎ Я4С-90 rear current
• 05:1205:12, 10 May 2018 diff hist +21‎ N File:Я4С-90 threequarter.jpg ‎ Я4С-90 threequarter current
• 05:1205:12, 10 May 2018 diff hist +14‎ N File:Я4С-90 front.jpg ‎ Я4С-90 front current