QSC PL-000446GP

Manufacturers Info

Brand: QSC

Model: PL-000446GP

Style: Constant Directivity

Coverage (H x V): 90 x 60

Minimum Frequency: ---

Throat: 1"

Mounting Type: 2-Bolt

Dimensions (W x H x D): 14" x 10" x 5.5"

Additional Notes:

QSC horn from the HPR152i and HPR152F speakers. Also sold individually by Parts Express for a while and popular with the Econowave designs.

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:

Fairly even coverage on both axis. Horizontal has some minor waistbanding centered around 1.4 kHz but is otherwise very even holding around or just above 90 degrees over most of its range. Vertical directivity is also very even over most of it's range a little wider then it's rated 60 degrees to just over 10 kHz.