Location: Glasgow
Posts: 109
I'm Richard.
Main System: Mac Mini > Schiit Yggdrasil 2 OG > Yamaha A-S3000 > Celestion Ditton 66
Headphone System: Mac Mini > Schiit Yggdrasil 2 OG > Sparkos Aries / Schiit Mjolnir 2 > Sennheiser HD600
Location: Middlesex, UK
Posts: 4,481
I'm Alex.
I believe, although I could be wrong, that the Type 24 crossovers were designed by Jim Rogers, think I have said on an earlier occasion that many decades ago, I spoke to Jim, and he said he was developing a new crossover for the 149.
Spendorman