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  1. sp5it

    HR-2510 frequency issue

    Yes, that one.
  2. sp5it

    HR-2510 frequency issue

    Problem solved. Added transistor on the back messed. Thank all for the help. Mike
  3. sp5it

    HR-2510 frequency issue

    Over the years I had on my bench more than 200 of HR2510, HR2600, HR2830, Lincoln's and similar for repairs or tune. None of them were locked just to CB. Mike
  4. sp5it

    HR-2510 frequency issue

    @cdoc radio mentioned work up to 27.999 only. Mike
  5. sp5it

    HR-2510 frequency issue

    @Cable Guy what is inside black shrink tube? Mike
  6. sp5it

    HR-2510 frequency issue

    Anyone have a board to compare with mine? Mike
  7. sp5it

    HR-2510 frequency issue

    Reading on display is correct to TX/RX frequency. Radio just won't go above 27.999 Mike
  8. sp5it

    HR-2510 frequency issue

    Hello. Have you ever seen 2510 working only between 26.000 and 27,999MHz? How to open it to 10m? Seem to be untouched. @Rogerbird1 ? Mike
  9. sp5it

    Stryker 955 Issue

    What is the voltage between pin 4 and 5 of IC1 (TDA2003)? Mike
  10. sp5it

    Maco V-58 Height vs Performance

    Hi. Simulation of 10m Yagi, but 11 gonna act the same. Mike
  11. sp5it

    My latest project.

    Good work. Get some carbon monoxide sensor to be on a safe side. Mike
  12. sp5it

    How do you probe amplifier outputs...

    If you just want to see signal shape a coil on coax does the job. Mike
  13. sp5it

    2 Meter Antennas

    It is called cross Yagi. For example 220808 Tonna Mike
  14. sp5it

    I have a bunch of Sams scanned files for alot of radios but not sure how to post them..

    I would create torrent and put it on public trackers and https://archive.org/
  15. sp5it

    Tin foil FM antenna tuner

    Just recalculate for FM band.
  16. sp5it

    Tin foil FM antenna tuner

    What kind of antenna? Beverage? M
  17. sp5it

    Sams PhotoFacts Collection

    Schematic is enough. Thanks a lot. Mike
  18. sp5it

    Sams PhotoFacts Collection

    Hello. I'm looking for Pace113 schematic. SAMS #CB-100 Thanks. Mike
  19. sp5it

    Schottkey diode/transistor opinions

    I wonder if Lou Franklin copied channel guard from there or they did from Lou :) Mike
  20. sp5it

    Schottkey diode/transistor opinions

    I have a few of them. Insane receiver. Imagine, that it is a design from 80's with proper input stage, mixer, NB and channel guard filter from a factory :) Not to mention excellent modulation from built in compressor/limiter. Mike
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