Hi to all, I'd like to inform you that I placed a short news notice about the QCX-QSO-Party in the CQ-DL, the German monthly hamradio magazine. Maybe that attracts some more operators to join in next

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Alan thanks for the suggestions. I ordered a new atmega chip and the 2 105 caps and I now have a working qcx. It was so nice to turn the rig on and immediately watch it come alive. Needless to say att

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Hi all, I've tried to listen on 14.074 MHz and I was unable to hear anything. So as a first approach to solve a possible hardware issue, I checked the voltages on the critical points pointed out in th

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Alan G4ZFQ wrote: Simon, Sorry, I did not realise they are your instructions. I do not use Averdudess but I see you have EEPROM "Write" ticked on your illustration. But maybe that does not matter as n

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https://drive.google.com/open?id=1CSSM6IN-A7ZDdw5ijkrZiVAnKpd0qUSY PAM8302 2.5 watt Class D audio amp with IKEA plastic cup.

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Hi Stuart, The basic U3S is Tx only. You have to buy the receiver module and SSB polyphase module kits too and read the manual on how to link these modules with either the U3S Tx or LO module kits. Th

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Thanks Hans I did try and find that faq . I was so careful , I was distracted by my little one. Keep your eyes open I'll order the it's later. I'm pretty sure the display is ok . It's probably , well

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A new chat has been created: hi all what is the full frequency range of the 40 mtr kit View/Join This Chat

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I would also check for shorts around the pads and tracks where the three BS170s are soldered. Steve

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Hi please see:- https://groups.io/g/QRPLabs/message/19676 especially item No# 10 I do like a guessing game. GIVE US A CLUE What have you tried yourself ? Alan

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A new chat has been created: I had the same problem and thought it was the lack of a dot memory but was assured it had one. If you try and use IAMBIC B most of your problems will go away. Jim N6JF Vie

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Got 6 off RD16HHF1 from mitsubishi europe in netherlands. They are Genuine parts. I also obtained some from:- www.anglia-live.com This appears to be the sole UK outlet. There is a lot of discussion, a

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Hi Geoff Maybe I worded it wrongly. I should have said 13v On the Drains before initial key down, Found using the DMM which slowly decreased by virtue of the DMM being across them. Once it had reduced

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I found some notes I took some time back while burning up power transistors attempting the "peak voltage minus some" biasing method with the dummy load, which I do not recommend and especially not wit

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A big Thank you!!! Ah! Txs is on page 8 and 10, and I am trying to follow the settings on page 4,5 +6!!! That parameter needs to be mentioned on page 5. T3 Andrew

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Thanks, all, for your help and suggestions. I found out that the switch I used for the left side (MENU) was defective. It would stick closed--not close at all--or sort of work--depending on it's mood.

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