Re: #QCX 4174 Ready for practice test #qcx


DL8LRZ
 

The tuner has been changed, tuning display by the passive bridge circuit with LED works well.
At 15V, the following values ​​are obtained:
RX 71mA   (with 5V switching regulator, display light on 5V with about 12mA - is sufficiently bright
TX 600mA  5.5W  or  510mA  4.6W  (depending on tuner setting)
The reception reports from the RBN look real
73 DL8LRZ

Join QRPLabs@groups.io to automatically receive all group messages.