Search found 5 matches

by profwacko
Mon Jan 23, 2017 10:16 am
Forum: Everything Else
Topic: Speaker enclosure calculations (minimum BFM content)
Replies: 3
Views: 1045

Re: Speaker enclosure calculations (minimum BFM content)

That's exactly what I am attempting to do.

My problem is figuring out how to calculate the area of the ports.

Are they simply the total area of the vents and the port length equal to the thickness of the baffle?

-Jack
by profwacko
Sun Jan 22, 2017 6:37 pm
Forum: Everything Else
Topic: Speaker enclosure calculations (minimum BFM content)
Replies: 3
Views: 1045

Speaker enclosure calculations (minimum BFM content)

I am trying to make an informed decision on a replacement woofer for a Leslie 125 (single 12" full range, no upper horn). The cabinet has a down-firing woofer into the rotating drum below and has triangle-shaped ports in 2 corners of the baffle. This is similar in construction to the Simplexx c...
by profwacko
Fri Sep 18, 2009 9:44 pm
Forum: Tips, Techniques and Supplier Links
Topic: Is Linex or Rhino Linings a disaster?
Replies: 6
Views: 1069

Re: Is Linex or Rhino Linings a disaster?

IMNSHO, Line-X does NOT suck:

Image

Of course, YMMV.

This is without the UV protection spray, and it is a little sheenier than I thought it would be.

Still looks damn good though.

-Jack
by profwacko
Thu Sep 17, 2009 3:32 pm
Forum: Introduce Yourself
Topic: My first BFM build
Replies: 6
Views: 1713

Re: My first BFM build

Thanks very much for the kudos, guys. I suppose that it's only fair to add that this is my first BFM build, but definitely not my first cabinet build. I still have those 15" 2-way reflex cabinets from 1986 somewhere or other... >>Please do share... CAUTION!! RAW NAKED TRIGONOMETRY WILL BE SHOWN...
by profwacko
Thu Sep 17, 2009 1:10 am
Forum: Introduce Yourself
Topic: My first BFM build
Replies: 6
Views: 1713

My first BFM build

I've had the plans now for nearly three years (just got an updated CD. TVM, Bill), and I have finally gotten around to building something. I wanted a small cabinet to play electric piano and a Hammond clone through, so I've started with an XF210. I picked up a used pair of JBL E-110s (there's not an...