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good evening
I have a problem with a BITX40 that never worked! I replaced the motherboard because I thought the problem was there. It is not so! Only the raduino remains! I wrote an email to HF-signals to find out how much the raduino costs, but they did not even answer me! Now I'm going to buy the kit on qrp-labs but I have a doubt! I had a raduino checked by a technician and a test with oscilloscope actually comes out the frequency of 5 mhz as it should be! Only when I connect it to the motherboard it totally changes the result!
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Is this correct or does it have problems?
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How can I test the radio with the old tuning system without the raduino?
What changes do I have to make?
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Thanks Sergio
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Sorry for my English!

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