In Reply to: RE: GPA/Altec 902 all the way down to 500Hz? posted by Jacobusje on August 5, 2007 at 02:50:58:
for a 2" dia throat and Fc = 220. The mouth dia seems right.
Jim N
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Follow Ups
- My calc's give a length of 48 cm - jnorv 06:30:27 08/05/07 (5)
- RE: My calc's give a length of 48 cm - GM 09:51:33 08/05/07 (4)
- This is the horn - Jacobusje 13:36:55 08/05/07 (1)
- RE: This is the horn - GM 14:47:24 08/05/07 (0)
- Like this? - jnorv 13:07:11 08/05/07 (1)
- RE: Like this? - GM 14:17:23 08/05/07 (0)