Posted by Roy on September 04, 2002 at 13:40:47:
In Reply to: M1 crossover frequency posted by Larry Klein on September 03, 2002 at 19:25:12:

After reading your original post again I notice that you specifically requested information relevant to the Base Transformer. I recently measured my A3 speakers. These curves show the roll off of my base transformer. I think that the M1 is very similar. I hope that you find them useful.