Key Specifications

Frequency Range (-10 dB)

130 Hz – 20 kHz

Frequency Response (±3 dB)

178 Hz – 20 kHz

Power Capacity

45 W Continuous Program (2 hrs.)
22.5 W (90 W Peak), Continuous Pink Noise (2 hrs.)
15 W (60 W Peak) Continuous Pink Noise Power (100 hrs.)

Sensitivity

86 dB

Nominal Coverage Angle

160° conical

Directivity (Q)

2.9

Directivity Index (DI)

4.6 dB

Rated Maximum SPL @ 1m

99.5 dB continuous pink noise (105.5 dB peak)

Nominal Impedance

16Ω

Minimum Impedance

13.3Ω at 570 Hz

Transformer Taps

70 V: 12 W, 6 W & 3 W
100 V: 12 W, 6 W

Recommended Protective High-Pass Filter Frequency

120 Hz (24 dB/oct LR)

Transformer Insertion Loss

0.7 dB @ 3 W; 0.7 dB @ 6 W; 0.7 dB @ 12 W

Maximum Input Voltage

17.3 V RMS, 34 V peak (2 hrs at 16Ω input)

Safety Agency Ratings

Suitable for use in air handling spaces per UL 2043, NFPA 90A & NFPA 70. S7232/UL Listing per UL 1480A Speakers for Commercial and Professional Use. Listed per CSA C22.2, no. 205 Signal Equipment. Transformer UL registered.

Environmental

IP rating

IP33 per EN/IEC 60529.

RoHS

Per EU RoHS Directive 2011/65/EU, as amended by EU Delegated Directive (EU) 2015/863.

Operating temperature

0° C to 45 °C (32° F to 113° F)