Pi H290C

Manufacturers Info

Brand: Pi

Model: H290C

Style: Constant Directivity

Coverage (H x V): 90 x 40

Minimum Frequency: ---

Throat: 1"

Mounting Type: 2-Bolt

Dimensions (W x H x D): 11-5/8" x 6-9/16" x 5-7/8"

Additional Notes:

Horn designed by Wayne Parham for Pi speakers.

Correction - Initially I had posted that these were manufactured by Eminence which was incorrect. Wayne informed me that the connection to Eminence was that these were designed to fit physically as a drop in replacement to the existing Eminence H290 bi-radial horn.    

Measurements:

Test Notes: Off axis and polars measured using a Celestion CDX1-1731  

Mic distance 1m, measurements gated at 4.5ms and are smoothed at 1/48 Octave.

Horizontal:

Vertical:

Raw Horizontal Off Axis Response

Raw Vertical Off Axis Response

Horizontal Off Axis Response - Normalized to On Axis

Vertical Off Axis Response - Normalized to On Axis

Horizontal Polar Response - Normalized to On Axis

-6dB Coverage Angle Highlighted

Vertical Polar Response - Normalized to On Axis

-6dB Coverage Angle Highlighted

Final Notes:

Horizontal coverage is fairly even from just above 2 kHz through 14 kHz at roughly the rated 90 degrees, some waist-banding centered at 2 kHz.  Vertical coverage follows narrowing pattern which evens out in the top octave at 30 degrees.