I recently constructed sonotube sub (320 litres)
And I have question. What is the best way to operate TC-2000 Dual Coil with the BP-2500?
1. Parallel connected coils (1.75 ohms) and bridged AMP?
2. Serial connected coils (7 ohms) and bridged AMP?
3. Stereo independence coils (2 x 3.5 ohms) and...