07-18-2011, 11:25 AM
A trade off listener-wise with the p-p 45's is it didn't have AVC. Seems like most of the sets found are the second version with a single 47. I'm not sure what percentage of each were produced but Chuck might have some stats on his Repair Bench site:
http://www.philcorepairbench.com/cathedralid.htm
http://www.philcorepairbench.com/cathedralid.htm
John KK4ZLF
Lexington, KY
"illegitimis non carborundum"