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Search results

  1. Robalo

    Cobra 29LTD no TX

    Do not work at all:mad::mad::mad: should I change more parts :D:)
  2. Robalo

    Cobra 29LTD no TX

    now if i inject 8.00 volts to collector of tr 21 i have tx red light good modulation:mad::mad::mad: why c of tr21 do not have voltages
  3. Robalo

    Cobra 29LTD no TX

    It is good it is good i have 16.530 mhz channel 40 3.2 v on tx and rx 2.v channel 1 2.0 v on tx and rx 1.12 more new parts******* jajaja
  4. Robalo

    Cobra 29LTD no TX

    I do not have reading on oscilloscope on L22 and L18, L23 work good noise level on and of if a peak the coil,
  5. Robalo

    Cobra 29LTD no TX

    I have new predriver,driver and final new and vco from another radio
  6. Robalo

    Cobra 29LTD no TX

    YES ON RX I HAVE 8.6V ON RX 0.12V SAME AS ABOVE
  7. Robalo

    Cobra 29LTD no TX

    yes it does have 4.8 V Yes rx 1.6 V and on TX 2.6 v yes RX 4.8v TX 0.67 V PIN 3 8.6 V ON RX AND 0.12V ON TX RX 8.6 V AND TX 0.28V YES IT DOES NOOOOOOOOOOOO!
  8. Robalo

    Cobra 29LTD no TX

    I just got this radio with tx problem on tr21on collector I do not have voltage on rx on B and E I have 7.8v .mmm. when i tx the mike on collector tr14 and tr 15 read about 35 volts. PC-900AC board
  9. Robalo

    How to hook up Function Generator for 30mV 1k test tones

    just do this.
  10. Robalo

    Bird meter

    regular 40 channels AM 5 watts,ssb 25 watts or 50 watts for exports, hf 100w on and on
  11. Robalo

    Cobra 146 GTL Meter adjustment

    vr7 for power and vr1 for s9
  12. Robalo

    Need fancy label maker suggestions

    i have Dymo color pop! about 39.99 $
  13. Robalo

    Cobra 2000 Can’t adjust L19

    you can do it ! be tenacious, it not about the money or time . it about hobby or pleasure like wend you fix that expensive car repair .(y):);)
  14. Robalo

    Cobra 2000 Can’t adjust L19

    this may help ! good luck! https://www.worldwidedx.com/threads/cobra-148-unlock-pll.233168/
  15. Robalo

    2SC1969

    Hello @H Andy you better lock you pc it has lot info. lol.73's Robalo.
  16. Robalo

    Base Antenna guess?

    Gamma match ready with silicon boots nice
  17. Robalo

    Base Antenna guess?

    all I need is 8 squares NUTS 10-32. are not available on my area. to finish this antenna.
  18. Robalo

    Base Antenna guess?

    More info
  19. Robalo

    PDL II questions

    Also this might help
  20. Robalo

    Base Antenna guess?

    Circular polarization unfortunately does not work to reduce fading on skywave paths.:cry:
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