1956 review, 800k pdf
This is probably the most well preserved
example I've seen.
No tweeter on this one - or it has been removed -
mounting plate is there.
Pics from an eBay auction.
the high-pass filter has been used on the upper 10"
driver?! Probably not a good idea.
Originally the 12" and 10" drivers were
connected in parallel without any crossover.
Only the Super 3 tweeter had a series 2 uF capacitor for