Peter Larsen wrote in message ...
useful
response would end no higher than 24 kHz.

I just bought a knew super-tweeter from Radio Shack. It has a freq.
resp. from 5,000 - 40,000 Hz.

Here are the specs:

Super Tweeter
(400-1310) Specifications Faxback Doc. #
14242


Type:............................................. ...................
Dome

Diameter:......................................... ...............10/16
in.

Diaghragm Mat'l:............................................ .....
Almineum

Voice Coil Dia:.............................................. ....10/16
in.

Voice Coil Impedance:......................................8 ohms at 9
kHz

Magnet Type:............................................. ...........60
x 8

Crossover Type:........................................ L - C Cut Net
Work

Sound Pressure Level:.......................................96 dB +/-
2 dB

Operation (Sine Wave):.......................................3 V at 10
kHz

Magnet Weight:........................................... ... 2.86 oz
(81g)

Speaker Weight:........................................... ..22.8 oz
(646g)

Power Handling Capacity:......................50 Watts maximum music
power

Frequency Response:............................5000 Hz to 40 kHz +/-
10 dB

Impedance:..............................8 ohms, +/- 15% at 6 kHz, 1.0
volt

(ALL/km-04/10/1997)


Is there any super-tweeter which goes beyond 40 KHz and SPL beyond 96
dB?