Appendix c: th-15a specifications – MACKIE TH-15A User Manual

Page 13

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Appendix C: TH-15A Specifications

Equalization

Low Frequency EQ:

±15 dB @ 80 Hz, shelving

Mid Frequency EQ:

±15 dB, bandpass,

sweepable from100 Hz to

8 kHz

High Frequency EQ:

±15 dB @ 12 kHz,

shelving

Direct/EQ Switch:

Bypasses EQ section

Protection Features

Over-excursion Protection:

Second-order sub-sonic

filter

Thermal Protection:

Independent amplifier

shutdown, auto reset

Driver Protection:

Independent HF and LF

compressors

AC Power Requirements

US:

100 – 120 VAC,

50 – 60 Hz 320 watts

EU, CN:

200 – 240 VAC,

50 – 60 Hz 320 watts

AC Connector:

3-pin IEC 250 VAC,

20 A male

Construction Features

Basic Design:

Asymmetrical Trapezoidal

Material:

Polypropylene

Finish:

Textured

Handles:

One on each side, one on

top

Grille:

Perforated metal with

weather-resistant coating

Display LEDs

Front:

Power ON

Rear:

Power ON, OL (overload)

Operating Temperature:

0˚ – 40˚C

32˚ – 104˚F

Physical Dimensions and Weight

Dimensions

Height:

27.6 in / 702 mm

Width:

16.8 in / 427 mm

Depth:

15.5 in / 394 mm

Weight:

36 lb / 16.3 kg

Mounting Methods:

Pole-mountable via the built-in socket on the

bottom of the cabinet. Be sure the pole is

capable of supporting the weight of the TH-15A.

Acoustic Performance

Frequency Range (–10 dB):

40 Hz – 20 kHz

Frequency Response (–3 dB):

50 Hz – 18.5 kHz

Horizontal Coverage Angle:

90º

Vertical Coverage Angle:

60º

Maximum SPL Long-Term:

118 dB SPL @ 1m

Maximum SPL Peak:

121 dB SPL @ 1m

Input/Output

Input Type:

Female XLR Balanced /

Unbalanced

Input Impedance:

20 k balanced

bridging;

10 k unbalanced

Loop-through:

Male XLR Balanced /

Unbalanced

(parallel with input)

Level Control:

Rotating knob

0 dB at center

Sensitivity:

+4 dBu for full output

(Level Control @ Center)

–36 dBu for full output

(Level Control @ Max)

Transducers

Low Frequency:

15 in / 381 mm with

steel frame, paper cone

woofer

High Frequency:

Horn-loaded 1 in /

25 mm exit compression

driver

Power Amplifiers

Low Frequency Power Amplifier

Rated Power:

150 watts, 8 ohm load

300 watts peak

Signal-to-Noise Ratio:

> –94 dB, 20 Hz to 20 kHz, unweighted,

referenced to 138 watts into 8 ohms

Design:

BTL Class D

High Frequency Power Amplifier

Rated Power:

50 watts, 4 ohm load

100 watts peak

Signal-to-Noise Ratio:

> –97 dB, 20 Hz to 20 kHz, unweighted,

referenced to 50 watts into 4 ohms

Design:

Class AB

Electronic Crossover

Crossover Type:

24 dB/octave

Crossover Frequency:

3 kHz

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