[Ron Ramirez]

Progress report...

I started off with a 3 foot section of steel:

[Image: http://www.philcoradio.com/images/phorum...94b082.jpg]

and then cut four equal sized pieces, each 7-15/32" in length:

[Image: http://www.philcoradio.com/images/phorum...a76f39.jpg]

Here's the new 4 inch tweeter, with a frequency response of 3000-20000 Hz.

[Image: http://www.philcoradio.com/images/phorum...f5439b.jpg]

There are scratches on the mounting flange from my previous "test fit" of the steel pieces.

Add the steel to the tweeter, and we have this:

[Image: http://www.philcoradio.com/images/phorum...5d070e.jpg]

More to follow...