Miscellaneous crossovers This page is continually under development. New design kits will be added as they are requested. Thank you for looking. Tannoy PBM-8 TOIDS “Rule Breaker” Bitches Brew -Open Baffle, by Perry Marshall In-wall Satori MT19CP-8 Coaxial Alpha 95 MTM crossover kit Mechano 23 crossover kit Georgia Tech Audio Labs, 3-way loudspeaker crossover kit