I re-capped and re-tubed a 1947 S40a, and exchanged the 6SA7 mixer for a 6SB7-Y but sensativity is still zilch. Even with a 135 ft. dipole. What do I look for next? Jim N7FCF -------------- next part -------------- An HTML attachment was scrubbed... URL: http://mailman.qth.net/pipermail/hallicrafters/attachments/20090125/dd4b64da/attachment.html