bass reflex

hello everyone! my name is Juan Jose, and i declare myself as a noob-amateur in audio installing. But I enjoy struggling with new challenges, and this is my next/current challenge: - vehicle: suzuki swift (4 door/compact/hatchback). - soundproofing all 4/5 doors with sound deathening panels -...

Please do not discuss the acoustic properties of down-firing ports here! Please discuss only dust entering the loudspeaker enclosure. Thanks in advance. Does a down-firing port result in less dust inside the enclosure than a horizontally mounted port?

Ever since I bought this speaker I've been thinking about removing the bass reflex cover. This is a quick change to make but I'm not sure and would like some opinions. This speaker has good sound quality but does not respond very well to bass. I have achieved a good level of low frequencies...

As some of you are aware, have been playing around with my Purifi SPK5 parts and working to determine a final configuration for them. As I have been trying various vented alignments, reminded me that I planned to share some useful observations about speaker impedance measures. I am multitasking...