Eight inch woofer testing, report

[DaveFred]

Hello Everyone,

I am looking to build a speaker with an 8" woofer and a 4" tweeter in 1.5 cubic feet or less. These are the constraints, please don't make suggestions on what to try outside these guidelines.

Because I do not know which are the best drivers to choose,...

[wkhanna]

so yesterday my gang conducted a power cable test session.

over the last few months we designed & built various pc's (power cables)

some were hand wound from various types of spool wire including pure cooper, silver tinned cooper & various gauges.
various jackets,...

[dlneubec]

You may have seen this thread over on PR tech talk. ABS Waveguide Thread Dave Pellegrene has a thread about creating some elliptical waveguides using various plastic materials, a heat gun and a pressing method. He has sent me four samples to do some testing on. All were originally created for the Vifa...

[JonMarsh]

Nothing goes as quick as I'd like even on long weekends like this.

Some progress has been made in some driver testing/evaluations with regards to planned Modula series builds.

I did get the Millenium Excel tweeter mated with an H-65 waveguide- results weren't bad, but they...

[sdl2112]

I have seen comments recently on the T/S parameters being off on SS drivers, some in the Ardent thread and elsewhere. I found this also a year ago when I first tested my 26W/8867T00 and found the T/S parameters quite different from the manufacturer. I emailed SS questioning this but they never responded....

[spmachina77]

k, guys, this is my first attempt to build a fullrange speaker. As well as build crossovers from scratch.

Anyways, I'm missing a cap for the mid crossover, so could only test out the tweeter and woofers today (without the box).

Tweeter seems to play fine.

The woofers...

[Newfiestang50]

Guys, does anyone know of a Canadian equivalent to partsexpress.com?

Also, can someone list the components required for me to test my subs performance....ie from the soundcard to software, if you could provide model numbers for the applicable equipment (ie soundcard etc.) it would be...

[JonMarsh]

I've had a few inquiries from folks about Parts Express new Dayton Reference series, with aluminum cones, sheilded magnets, phase plugs, cast frames, etc., especially since Mark K got some very nice test numbers on an early prototype he evaluated.



Specifications: *Power handling:...