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  1. bertus

    Need Help Repairing a 2 wire heating element on Electric Composter

    Hello, An 1000 watt heater will produce twice the heat of an 500 watt heater. You can not exchange them. Bertus
  2. bertus

    First resonate a short antenna, then impedance match it ?

    Hello, @hevans1944 , Do you know project ronja? It is about an optical kind of data link: http://ronja.twibright.com/ Bertus
  3. bertus

    8 Note Electronic Organ (how a "practice" kit can turn into a real project)

    Hello, The following book shows you circuits for music syntesizers. It is one of the books from this page: https://www.worldradiohistory.com/Bookshelf_Bernards_Babani.htm Bertus
  4. bertus

    Presentacion y Aportación.

    Hello, Please use only english on this site. Google translation: Hello everyone. Nice to meet you. This is an Arduino program for a counter and a program that finds decimals in a number. Thank you.
  5. bertus

    First resonate a short antenna, then impedance match it ?

    Hello, Even the older ARRL books will have a lot of information. This page has a couple for you: https://www.worldradiohistory.com/BOOKSHELF-ARH/Bookshelf_ARRL.htm Bertus
  6. bertus

    Component acquisition for hobbyists?

    Hello, The posted page is one of the "bookshelfs" on radiohistory. The main page with a lot of other "shelves" is here: https://www.worldradiohistory.com/Home-Book.htm There are also pages with SAMS and TAB books . Bertus
  7. bertus

    Component acquisition for hobbyists?

    Hello, Do you remember Radio Shack (Tandy in holland)? They had a lot of booklets. Those are scanned and available here: https://www.worldradiohistory.com/BOOKSHELF-ARH/Radio_Shack_Books.htm Bertus
  8. bertus

    First resonate a short antenna, then impedance match it ?

    Hello, If you want to know more about antennas, have a look at these 3 arrl books: https://archive.org/details/arrlacv3/ARRL_AC_v1/mode/1up Bertus
  9. bertus

    Component acquisition for hobbyists?

    Hello, You might want to have a look at this old resource: https://maker.pro/forums/resources/component-suppliers.34/ Bertus
  10. bertus

    Music that makes you smile

  11. bertus

    Music that makes you smile

  12. bertus

    Music that makes you smile

  13. bertus

    Music that makes you smile

    Liszt's Hungarian Rhapsody No. 2 is one of my favorite pieces of all time. Like many, I was introduced to it via cartoons (and there were several). Apparently, I was not alone as Ms Tan brings back the memory in creative style.
  14. bertus

    Music that makes you smile

  15. bertus

    Comedy Thread

  16. bertus

    Comedy Thread

  17. bertus

    Comedy Thread

  18. bertus

    Comedy Thread

  19. bertus

    Comedy Thread

  20. bertus

    Comedy Thread

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