Thanks for the answers so far. I've made a mistake and an omission: On Fri, Sep 13, 2013 at 12:28:45PM -0300, Fernando - LU2DFM wrote: > The 2nd IF/CW osc. is the 6B8/VT93. The 2nd IF/CW osc. is the 6F7/VT70. Also, the osc. output level is 12 vpp. I think that level should be enough. -- 73 de Fer, LU2DFM