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Threads 1 to 30 of 89

Forum: Tubes and Retro

Ideas and designs keeping the classic electronics alive.

  1. Sticky Thread Sticky: Read before you post requests or upload e-books

    Started by pranam77, 25th November 2009 16:07
    • Replies: 0
    • Views: 16,596
    25th November 2009, 16:07 Go to last post
    • Replies: 11
    • Views: 53,769
    1st November 2017, 17:43 Go to last post
  1. Closed: Help to identify devices by photos

    Started by fade2black, 7th April 2017 12:30
    • Replies: 4
    • Views: 22,446
    5th June 2017, 14:16 Go to last post
  2. Closed: Clicking sound in CRT TV, any speculations of what's the problem?

    Started by eagle1109, 12th April 2016 00:07
    2 Pages
    1 2
    • Replies: 29
    • Views: 16,728
    29th May 2016, 15:10 Go to last post
  3. Closed: Very nice collection of (bass)guitar tube amplifier schematics.

    Started by kak111, 12th July 2011 20:03
    • Replies: 1
    • Views: 14,638
    1st March 2012, 17:19 Go to last post
  4. Closed: Why high voltage power supply is required for x ray tubes?

    Started by shabbirn, 17th August 2012 06:32
    • Replies: 9
    • Views: 14,443
    6th December 2013, 22:16 Go to last post
  5. [SOLVED] wanna disassemble old tv for its electron gun

    Started by lynx_phoenix, 1st April 2011 15:03
    • Replies: 8
    • Views: 14,427
    5th April 2011, 23:29 Go to last post
  6. Closed: Beginner question about experimenting with tubes

    Started by I14R10, 14th August 2016 21:26
    2 Pages
    1 2
    • Replies: 38
    • Views: 13,801
    8th September 2016, 06:03 Go to last post
  7. Closed: what is the significance of using Inverting Op-amp?

    Started by 786, 19th March 2010 07:58
    • Replies: 13
    • Views: 12,924
    27th March 2011, 20:06 Go to last post
  8. [SOLVED]Closed: Magnetic audio head (tape)

    Started by aquabard, 6th December 2012 15:58
    • Replies: 15
    • Views: 11,907
    10th January 2013, 21:40 Go to last post
  9. Closed: Who says that TUBES = RETRO?

    Started by eltonjohn, 14th July 2010 03:55
    2 Pages
    1 2
    • Replies: 35
    • Views: 10,968
    6th December 2012, 09:30 Go to last post
  10. Closed: German V1 and V2 control systems and electronics discussion

    Started by schmitt trigger, 12th January 2018 15:34
    • Replies: 7
    • Views: 9,762
    12th June 2018, 20:24 Go to last post
  11. Closed: Vintage Elka Reverb III

    Started by waltom, 5th July 2016 16:37
    • Replies: 11
    • Views: 9,241
    10th July 2016, 02:38 Go to last post
  12. Closed: Cathode stripping when not using the standby switch

    Started by RickyRockenson, 4th June 2015 21:53
    • Replies: 10
    • Views: 9,081
    16th October 2015, 03:37 Go to last post
  13. Closed: Nixie led driver help

    Started by cataliz3er, 7th January 2015 07:53
    • Replies: 15
    • Views: 8,986
    1st February 2015, 13:06 Go to last post
  14. Closed: power switch on the volume control

    Started by schmitt trigger, 13th February 2016 03:11
    • Replies: 13
    • Views: 8,952
    2nd March 2016, 04:44 Go to last post
  15. Repairing Vacuum Tube TV?

    Started by James1000, 28th August 2014 06:56
    • Replies: 6
    • Views: 8,917
    26th August 2015, 10:42 Go to last post
  16. Closed: Slide Rules vs Scientific Calculators.

    Started by schmitt trigger, 22nd April 2016 13:55
    • Replies: 11
    • Views: 8,788
    27th April 2016, 15:02 Go to last post
    • Replies: 4
    • Views: 8,205
    8th November 2014, 04:14 Go to last post
  17. Closed: Using triode tubes as diode tubes for rectification

    Started by neazoi, 15th February 2017 13:58
    • Replies: 5
    • Views: 8,041
    16th February 2017, 21:46 Go to last post
  18. Closed: Power tetrode/pentode tube with internal triode?

    Started by neazoi, 3rd October 2016 08:01
    • Replies: 8
    • Views: 8,032
    5th October 2016, 09:04 Go to last post
  19. Closed: Landlinel Telephone Voltage vs Cassette Answering Machine

    Started by Analogue23, 31st March 2016 20:00
    • Replies: 7
    • Views: 7,680
    6th April 2016, 05:42 Go to last post
  20. Closed: Playing with Nixies and Dekatrons

    Started by schmitt trigger, 3rd February 2017 15:10
    • Replies: 7
    • Views: 7,495
    22nd February 2017, 04:50 Go to last post
  21. Closed: Help to drop voltage !

    Started by thebadtall, 17th May 2012 20:55
    2 Pages
    1 2
    • Replies: 31
    • Views: 7,481
    13th July 2012, 23:41 Go to last post
    • Replies: 7
    • Views: 7,454
    17th May 2015, 21:34 Go to last post
  22. Closed: smoke sprayer can to spray the smoke to the smoke detector

    Started by prakashvenugopal, 7th November 2014 12:17
    • Replies: 1
    • Views: 7,164
    5th February 2015, 23:33 Go to last post
  23. Closed: Tube projects gallery

    Started by oldskool, 11th July 2012 06:54
    • Replies: 3
    • Views: 7,090
    22nd July 2012, 09:59 Go to last post
  24. Closed: VGA Signal 1280 x 1024 @ 75 Hz at slow rate

    Started by bilal_oct, 5th May 2016 19:04
    • Replies: 5
    • Views: 7,043
    6th May 2016, 23:20 Go to last post
  25. Closed: Xenon flash tube triggers from atmopheric radiation?

    Started by treez, 3rd December 2016 20:03
    • Replies: 5
    • Views: 7,043
    5th December 2016, 03:03 Go to last post
  26. [SOLVED]Closed: Frame rate of a screen

    Started by bilal_oct, 4th May 2016 22:08
    • Replies: 5
    • Views: 6,736
    5th May 2016, 22:29 Go to last post
  27. Closed: Edison museum near NYC

    Started by schmitt trigger, 30th December 2014 20:11
    • Replies: 3
    • Views: 6,678
    28th January 2015, 19:33 Go to last post