100W Hifi speakers with transmission line acousticsThe speakers are from the high-end series of Tonsil , good drivers built with conventional technique.The passive filter is second order (12dB/oct) and has a cross-over frequency of about 2.5 kHz.A pcb is not necessary, the filter components can be “hard wired”, all parts can be secured in the case with silicone.

100W Hifi speakers with transmission line acoustics
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100W Hifi speakers with transmission line acoustics