CQ-YO Amateur Radio

1,712 topics in this forum

1. LIBRARIA VIRTUALA HAMRADIO 1 2 3 4 8

   By cyclonb, November 2, 2011
   • 117 replies
   • 12,988 views
   • 
   • grosu99
   • Yesterday at 06:33 AM

2. BIBLIOTECA TEHNICA YO3KXL

   By nea_bobina, March 15, 2015
   • 11 replies
   • 3,229 views
   • 
   • yo3fhm
   • April 8

3. Site-uri de radioamatorism. 1 2 3 4 6

   By dalu, August 16, 2006
   • 76 replies
   • 33,379 views
   • 
   • grosu99
   • March 18

4. 73 1 2 3

   By mila, August 4, 2013
   • 40 replies
   • 4,953 views
   • 
   • AlexSD
   • February 1

5. Indicativ 1 2 3 4 10

   By yo9hrb, June 17, 2007
   • 138 replies
   • 32,727 views
   • 
   • Craciun
   • December 3, 2019

6. BOBINE , BOBINUTE si BOBINELE 1 2 3 4 12

   By Mosu Tuti, November 26, 2007
   • 178 replies
   • 45,779 views
   • 
   • gauss
   • November 22, 2019

7. Informatii A412 1 2 3 4 13

   By nanopico, January 29, 2007
   • 190 replies
   • 41,465 views
   • 
   • vio2007
   • October 9, 2019

8. Targuri radioamatoricesti 1 2 3 4 12

   By yo9hrb, June 2, 2006
   • 171 replies
   • 46,987 views
   • 
   • Gabriel_S
   • December 5, 2018

9. Sommerkamp FT 250 1 2 3 4 5

   By yo9hrb, January 29, 2011
   • 72 replies
   • 15,740 views
   • 
   • yo3fkc
   • September 14, 2018

10. Link-uri despre antene 1 2 3 4 7

    By yo9hrb, April 24, 2007
    • 92 replies
    • 27,637 views
    • 
    • gauss
    • September 3, 2018

11. Metode de a invata telegrafie 1 2 3 4

    By yo9hrb, March 9, 2014
    • 48 replies
    • 13,134 views
    • 
    • ALVIN
    • March 1, 2018

12. BITX20 1 2 3 4 48

    By Yo4You, June 30, 2007
    • 709 replies
    • 72,135 views
    • 
    • mosu20
    • July 8, 2015

13. TAURUS Transceiver 1 2 3 4 11

    By yo9hrb, August 1, 2009
    • 160 replies
    • 29,050 views
    • 
    • MARLANU
    • January 19, 2015

14. Documentatie FT-101ZD

    By adrianc, April 3, 2012
    • 3 replies
    • 2,373 views
    • 
    • adrianc
    • April 5, 2012

15. reguli

    By yo9hrb, April 21, 2007
    • 0 replies
    • 4,994 views
    • 
    • yo9hrb
    • April 21, 2007

16. Oscilator universal 1 2 3 4 5

    By yo9hnf, January 29, 2010
    • 61 replies
    • 4,924 views
    • 
    • VAX
    • 21 minutes ago

17. Antena MagicBon 1 2 3 4 15

    By RST, August 29, 2019
    • 215 replies
    • 9,417 views
    • 
    • yo9hrb
    • 12 hours ago

18. 10dbm?! 1 2

    By petreelectronic, Friday at 11:09 AM
    • 15 replies
    • 333 views
    • 
    • yo3fhm
    • Saturday at 12:38 PM

19. Detectoare simple in FIF 1 2 3 4 19

    By puriu, January 4, 2018
    • 279 replies
    • 18,015 views
    • 
    • VAX
    • Thursday at 11:59 AM

20. Mixer RF cu TDA1062(S)

    By VAX, May 24
    • 1 reply
    • 115 views
    • 
    • VAX
    • Thursday at 11:49 AM

21. Radio "sovietic" SELENA in benzi de radioamatori ? 1 2

    By mikee, February 19, 2014
    • 20 replies
    • 2,789 views
    • 
    • VAX
    • May 25

22. Protectia echipamentelor radio la loviturile directe de fulger 1 2 3 4 5

    By yo9hrb, March 24
    • 73 replies
    • 2,319 views
    • 
    • VAX
    • May 24

23. CONCURS radio FM 1 2 3 4 10

    By Усилитель, November 28, 2019
    • 142 replies
    • 7,303 views
    • 
    • VAX
    • May 23

24. Despre filtre RF 1 2 3 4

    By ndor, March 29
    • 48 replies
    • 2,034 views
    • 
    • yo2mhj
    • May 8

25. RTL-SDR - receptii in HF si VLF 1 2 3 4 9

    By yo3fhm, October 27, 2019
    • 120 replies
    • 5,550 views
    • 
    • RST
    • May 6

26. Antena Myagi - Bonibon - Uda 1 2 3 4

    By RST, April 27
    • 49 replies
    • 1,447 views
    • 
    • grosu99
    • May 5

27. Generator vobulat . 1 2 3 4 5

    By vio2007, January 14, 2017
    • 62 replies
    • 6,044 views
    • 
    • vio2007
    • May 3

28. Receptor compact, tripla conversie + SDR 1 2 3 4 92

    By RST, December 6, 2018
    • 1,373 replies
    • 54,124 views
    • 
    • RST
    • April 22

29. Receptor AM pe tranzistoare cu Germaniu 1 2 3 4 33

    By RST, September 27, 2019
    • 492 replies
    • 24,307 views
    • 
    • okean
    • April 18

30. DIFERITE EXPERIMENTE 1 2

    By yo3dbm, March 26
    • 21 replies
    • 1,234 views
    • 
    • yo3dbm
    • April 17

31. Pastrati distanta!

    By Ovidanie, April 15
    • 1 reply
    • 247 views
    • 
    • puriu
    • April 15

32. R250M "Balena lui Stalin" 1 2 3 4 10

    By Ovidanie, September 18, 2018
    • 136 replies
    • 7,063 views
    • 
    • Ovidanie
    • April 11

33. QTC-SDR

    By Ovidanie, April 10
    • 0 replies
    • 191 views
    • 
    • Ovidanie
    • April 10

34. Receptor performant realizat pe porti logice C-MOS. Alte aplicatii audio si RF ale acestor circuite 1 2 3 4 61

    By RST, October 10, 2019
    • 908 replies
    • 37,896 views
    • 
    • puriu
    • April 2

35. Receptorul cu reactie "perfect" - discutie 1 2 3 4 33

    By VAX, October 10, 2016
    • 491 replies
    • 25,758 views
    • 
    • Thunderer
    • March 30

36. Antenă FM la 2 receptoare ( tunere ) 1 2 3 4

    By dorian 70, March 17
    • 48 replies
    • 1,726 views
    • 
    • dorian 70
    • March 27

37. Preselectoare si alte montaje pentru DX 1 2 3 4 37

    By VAX, November 10, 2019
    • 542 replies
    • 20,966 views
    • 
    • RST
    • March 24

38. Afişare liniară sau logaritmică a semnalului la montaje pentru DX ? Păreri pro/contra 1 2 3 4 9

    By Ion_Bumbu, March 9
    • 127 replies
    • 1,674 views
    • 
    • Thunderer
    • March 23

39. Un GU43B sau doua ? 1 2 3 4 10

    By yo3fkc, November 28, 2019
    • 138 replies
    • 4,984 views
    • 
    • yo3fkc
    • March 16

40. placa dds chinezeasca 1 2

    By yo3dbm, March 2
    • 26 replies
    • 910 views
    • 
    • yo3dbm
    • March 15