PageHistory: Historic Papers

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PageHistory for Historic Papers

18 March 2024

Version 70 2:22 18 March 2024 . . harold (contribs | new pages) (minor edit)
Version 69 2:20 18 March 2024 . . harold (contribs | new pages) (uploaded harold/AmStereo1977.pdf) (minor edit)

17 February 2024

Version 68 0:04 17 February 2024 . . harold (contribs | new pages) (minor edit)
Version 67 0:01 17 February 2024 . . harold (contribs | new pages) (uploaded harold/TelevisionTraining1-a.pdf)

16 October 2023

Version 66 18:39 16 October 2023 . . harold (contribs | new pages) (Added Kahn Patent 2,666,133 on amplification of SSB.)

20 April 2023

Version 65 17:02 20 April 2023 . . harold (contribs | new pages)

19 December 2022

Version 64 5:08 19 December 2022 . . harold (contribs | new pages) (minor edit)
Version 63 5:08 19 December 2022 . . harold (contribs | new pages) (minor edit)
Version 62 5:05 19 December 2022 . . harold (contribs | new pages) (uploaded harold/US4580111.pdf) (minor edit)

23 November 2022

Version 61 0:21 23 November 2022 . . harold (contribs | new pages) (Added Television Signal Analysis) (minor edit)
Version 60 0:19 23 November 2022 . . harold (contribs | new pages) (uploaded harold/Television Signal Analysis.pdf) (minor edit)

16 October 2022

Version 59 0:47 16 October 2022 . . harold (contribs | new pages) (minor edit)
Version 58 0:45 16 October 2022 . . harold (contribs | new pages) (uploaded harold/Critical Study of BC Antennas Brown.pdf) (minor edit)
Version 57 0:45 16 October 2022 . . harold (contribs | new pages) (minor edit)
Version 56 0:44 16 October 2022 . . harold (contribs | new pages) (uploaded harold/Franklin Antenna Patent.pdf) (minor edit)

4 October 2022

Version 55 20:49 4 October 2022 . . harold (contribs | new pages) (minor edit)
Version 54 4:53 4 October 2022 . . harold (contribs | new pages) (Added AM Stereo)

20 January 2022

Version 53 19:47 20 January 2022 . . harold (contribs | new pages) (minor edit)
Version 52 19:46 20 January 2022 . . harold (contribs | new pages)

14 September 2021

Version 51 19:49 14 September 2021 . . harold (contribs | new pages) (Replaced link to Kahn patent 3,060,389.)

23 April 2020

Version 50 17:02 23 April 2020 . . harold (contribs | new pages)
Version 49 3:50 23 April 2020 . . harold (contribs | new pages) (uploaded harold/US3898590.pdf)
Version 48 3:50 23 April 2020 . . harold (contribs | new pages)

6 February 2020

Version 47 22:26 6 February 2020 . . harold (contribs | new pages)

3 March 2019

Version 46 16:36 3 March 2019 . . harold (contribs | new pages) (uploaded harold/800669.pdf)
Version 45 16:36 3 March 2019 . . harold (contribs | new pages)

29 June 2018

Version 44 18:31 29 June 2018 . . harold (contribs | new pages)

3 January 2018

Version 43 23:24 3 January 2018 . . harold (contribs | new pages) (uploaded harold/RegHistory.pdf)
Version 42 23:24 3 January 2018 . . harold (contribs | new pages) (Added FM Tutorial. hh)

26 March 2016

Version 41 18:04 26 March 2016 . . harold (contribs | new pages) (uploaded harold/FMTutorial.pdf)
Version 40 18:04 26 March 2016 . . harold (contribs | new pages)

13 March 2016

Version 39 22:15 13 March 2016 . . harold (contribs | new pages)
Version 38 22:13 13 March 2016 . . harold (contribs | new pages)
Version 37 20:15 13 March 2016 . . harold (contribs | new pages)
Version 36 20:13 13 March 2016 . . harold (contribs | new pages)
Version 35 20:09 13 March 2016 . . harold (contribs | new pages)
Version 34 20:01 13 March 2016 . . harold (contribs | new pages)
Version 33 20:00 13 March 2016 . . harold (contribs | new pages)
Version 32 19:58 13 March 2016 . . harold (contribs | new pages)
Version 31 19:57 13 March 2016 . . harold (contribs | new pages)
Version 30 19:55 13 March 2016 . . harold (contribs | new pages)
Version 29 19:54 13 March 2016 . . harold (contribs | new pages)
Version 28 19:53 13 March 2016 . . harold (contribs | new pages)

26 February 2014

Version 27 20:57 26 February 2014 . . harold (contribs | new pages) (revert to version 170)
Version 26 20:57 26 February 2014 . . harold (contribs | new pages) (revert to version 170)

23 April 2020

Version 25 17:02 23 April 2020 . . harold (contribs | new pages)
Version 24 3:50 23 April 2020 . . harold (contribs | new pages) (uploaded harold/US3898590.pdf)
Version 23 3:50 23 April 2020 . . harold (contribs | new pages)

6 February 2020

Version 22 22:26 6 February 2020 . . harold (contribs | new pages)

3 March 2019

Version 21 16:36 3 March 2019 . . harold (contribs | new pages) (uploaded harold/800669.pdf)
Version 20 16:36 3 March 2019 . . harold (contribs | new pages)

29 June 2018

Version 19 18:31 29 June 2018 . . harold (contribs | new pages)

3 January 2018

Version 18 23:24 3 January 2018 . . harold (contribs | new pages) (uploaded harold/RegHistory.pdf)
Version 17 23:24 3 January 2018 . . harold (contribs | new pages) (Added FM Tutorial. hh)

26 March 2016

Version 16 18:04 26 March 2016 . . harold (contribs | new pages) (uploaded harold/FMTutorial.pdf)
Version 15 18:04 26 March 2016 . . harold (contribs | new pages)

13 March 2016

Version 14 22:15 13 March 2016 . . harold (contribs | new pages)
Version 13 22:13 13 March 2016 . . harold (contribs | new pages)
Version 12 20:15 13 March 2016 . . harold (contribs | new pages)
Version 11 20:13 13 March 2016 . . harold (contribs | new pages)
Version 10 20:09 13 March 2016 . . harold (contribs | new pages)
Version 9 20:01 13 March 2016 . . harold (contribs | new pages)
Version 8 20:00 13 March 2016 . . harold (contribs | new pages)
Version 7 19:58 13 March 2016 . . harold (contribs | new pages)
Version 6 19:57 13 March 2016 . . harold (contribs | new pages)
Version 5 19:55 13 March 2016 . . harold (contribs | new pages)
Version 4 19:54 13 March 2016 . . harold (contribs | new pages)
Version 3 19:53 13 March 2016 . . harold (contribs | new pages)

26 February 2014

Version 2 20:57 26 February 2014 . . harold (contribs | new pages) (revert to version 170)
Version 1 20:57 26 February 2014 . . harold (contribs | new pages) (revert to version 170)