How big is this flare?

[phillfyspoon]

have alook at the "Jet Set" port

http://www.lautsprechershop.de/hifi/rohre_en.htm

inner dia 100m total 180mm

how big does that make the flare?

 

[klm1]

not a bass horn!

max length 17.8"
inner diam 3.9"
min length 4.1 "
does that help?

 

[phillfyspoon]

nope I guess it is unknown for now