Mackie PA121 Specifications Download Page 2

Two-Way Speaker System

PA121

SPEAKER

PA121

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Specifications

System

Freq. Range (–10dB):

60Hz–20kHz

Freq. Response (–3dB):

100Hz–18kHz

Horz. Coverage Angle (–6dB):

90° averaged  

2kHz to 10kHz

Vert. Coverage Angle (–6dB):

70° averaged 

2kHz to 10kHz

Directivity Factor; Q (DI):

9.5 (9.8) averaged 

2kHz to 10kHz

System Sensitivity

1

:

99dB, 1W @ 1m

Rated Maximum SPL:

129dB, @ 1m

System Nominal Impedance:

8

System Input Power Rating

2

:

300W RMS; 1200W Peak

Recommended Amplifier

3

:

450W

HF Protection:

Dynamic

Crossover:

2kHz, 12dB/octave

Transducers

Low-Frequency:

12" (300mm) woofer with 

3" (76mm) coil

Nominal Impedance:

8

Input Power Rating:

250W AES; 1000W Peak

Sensitivity

1

:

99dB, 1W @ 1m

High-Frequency:

1" (25mm) throat, 1.75" (44mm) 

coil diaphragm assembly

Nominal Impedance:

8

Input Power Rating:

35W AES; 140W Peak

Sensitivity

1

:

107dB, 1W @ 1m

Physical

Enclosure:

Trapezoidal, 15° side angles, 

19mm multilayered birch

Rigging Inserts:

12 points; accepts M10 

threaded hardware, 

3 eyebolts provided

Color:

Black, scratch resistant paint

Grille:

Custom perforated steel grille

with open-cell poly fiber backing 

Input Connectors:

Speakon

®

NL4

Dimensions (HxWxD):

25" x 15.12" x 15.35" 

(637mm x 384mm x 390mm)

Net Weight:

61.6lb. (28kg)

Options

PA-A1

Forged shoulder M10 eyebolt hardware

1

Measured on axis in the far field with 1 watt (2.83V RMS, 8

) input and referenced to 1 meter distance 

using the inverse square law. Listed sound pressure represents an average from 300Hz to 3kHz.

2

RMS using 20Hz to 20kHz, PN Spectrum, Peak for 2 hours with +6 dB crest factor.

3

Recommended Amplifier is a power capability value that should be taken as a guide.

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