Just finished my Crack, everything seems to be within spec but there is an imbalance between the channels. Here are my voltage measurements, A6 and B1 are quite low.
Terminal Spec Measured
1 75-90 76.7
2 170 173.8
3 0 0
4 170 173.8
5 75-90 84.8
6 0 0
7 100 101.3
8 0 0
9 100 106.7
10 0 0
11 0 0
12 0 0
13 170 173.5
14 0 0
15 185 194.5
20 0 0
21 206 215.7
A1 90 84.7
A2 0 0
A4 0 0
A5 0 0
A6 90 77.2
A7 0 0
A9 0 0
B1 90 76.8
B2 170 173.7
B3 100 101.1
B4 90 84.9
B5 170 173.7
B6 100 106.4
B7 0 0
B8 0 0
After that, I followed Caucasian Blackplate's suggestions in this thread newbielink:http://bottlehead.com/smf/index.php?topic=7788.15 [nonactive].
Terminal Measurements
RCA jacks 772mV 772mV
Pot Center Lugs 772mV 772mV
A2 and A7 772mV 772mV
Headphone Jack 5.692V 6.78V
Term1, Term5 8.9V 10.4V
Term6, Term10 4.81V 5.834V
Do I need new tubes, or does something else appear to be wrong?