06-27-2018, 09:15 PM
6sa7 tube dongle jumpered with heater only in the ckt
noise remains
the crackle noise level is like my vol knob is over 50% rotation,, its loud
by the way
i dongle tested each tube earlier in this post,, like last page...
the 6sq7 and 6sc7 heaters are pins 7 & 8
when i dongle each tube excluding the 50L6's & rect tube,,, the noise remains
noise remains
the crackle noise level is like my vol knob is over 50% rotation,, its loud
by the way
i dongle tested each tube earlier in this post,, like last page...
the 6sq7 and 6sc7 heaters are pins 7 & 8
when i dongle each tube excluding the 50L6's & rect tube,,, the noise remains