In a message dated 02/23/2006 12:24:29 PM Eastern Standard Time, rfry at adams.net writes: > Willie..wrote about the Heatkit DX-35: > > >A 12AU7 modulator? I presume this rig used screen mod? > ___________________ > > See http://www.vintage-radio.info/heathkit/diagrams/dx-35.gif Yup. Screen mod. Interesting circuit. Willie...