Tony Tony <ik1hgi.qrss@...> updated the album qrplab ik1hgi: Hi my QRPLab has been working for 10 years always 24h24 never turned off only power failure, on BS170 I use a voltage of 7+volt with a cooling fan for the 3 BS170 the power varies hai 100/180mW assecondo the work of bands, I made the way to be able to work on all bands 10/160 plus 472 khz 73 Tony IK1HGI http://wsprnet.org/olddb?mode=html&band=all&limit=50&findcall=ik1hgi&findreporter=&sort=date