Kenneth Scharf wrote:
Here is the manual for the SP2xx aka BC779
http://63.227.91.114/Common/Manuals/Desc_Manuals.php/

Kenneth,
thanks for the link and informations about the transformers. It appears
I have to find someone who can make them or find some old original
replacements.
By the way, the model I have is the one with 100-200 Kc and 200-400 Kc
bands.
best regards
Frank IZ8DWF