The MR994A is the correct Mantaray horn for A7, it has the full monty frequency responce to replace the 511B. Sounds beautiful so your A7's will become A7/MR994A. IMHO that was the finest Altec...
Type: Posts; User: A7-Vott; Keyword(s):
The MR994A is the correct Mantaray horn for A7, it has the full monty frequency responce to replace the 511B. Sounds beautiful so your A7's will become A7/MR994A. IMHO that was the finest Altec...
My A7 ownership spans 36 years and I have some knowledge of these. Before going wth Sub Woofers and tweeters etc .... my findings are to the contrary so to discuss these and their various components...
Would it be possible to know the woofer and port size please ?