Why not just use an outboard amp. when you feel you need more power? Geo/W2BPI _http://www.kitsandparts.com/qrp_amp.php_ (http://www.kitsandparts.com/qrp_amp.php) _http://www.w5usj.com/TxTopperQRPAmp.html_ (http://www.w5usj.com/TxTopperQRPAmp.html) Or for more power use a Ramsey Kit amp.