Mackie HD1221 Appendix C: Technical Information, HD1221 Specifications, Options, Disclaimer, Voicing Mode, Input/Output, Safety Features, Power Amplifiers, Line Input Power

HD1221

Appendix C: Technical Information

HD1221 Specifications

Acoustic Performance:

Frequency Response (-10 dB)	55 Hz – 20 kHz
Frequency Response (-3 dB)	65 Hz – 18 kHz
Horizontal Coverage (–6 dB)1	90˚ averaged
	2 kHz to 10 kHz
Vertical Coverage (-6 dB)1	50˚ averaged
	2 kHz to 10 kHz
Max peak SPL (calculated)2	133 dB
Max peak SPL (measured)3	124 dB
Crossover Point	1.5 kHz

Voicing Mode

Contour	LF, HF boost
Normal	Nominally flat
Monitor	100 Hz HPF,
	broad cut @ 3 kHz

High-Frequency Section

Voice Coil Diameter	1.75 in / 44 mm
Horn Entry Diameter	1.0 in / 25 mm
Diaphragm Material	Heat-treated titanium
Magnet Material	Ferrite

Low-Frequency Section

Woofer Diameter	12.0 in / 305 mm
Voice Coil Diameter	3.0 in / 76 mm
Diaphragm Material	Paper
Magnet Material	Neodymium

Power Amplifiers

Low Frequency Power Amplifier

Rated Power	500 watts rms
	1000 watts peak
Rated THD	< 0.03%
Cooling	Convection Extrusion
Design	Class D
High Frequency Power Amplifier
Rated Power	100 watts rms
	200 watts peak
Rated THD	< 0.03%
Cooling	Convection Extrusion
Design	Class D

Input/Output

Input Type	Female XLR balanced
Input Impedance	11 k balanced
Loop Out	Male XLR balanced

1HF horn can be rotated 90˚ if desired.

2Calculated from driver sensitivity and amplifier power.

3Measured with pink noise, free field at 1 meter, before limiting.

Line Input Power

US model	100 – 120 VAC, 50 – 60 Hz, 200W
EU / CN model	200 – 240 VAC, 50 – 60 Hz, 200W
AC Connector	3-pin IEC 250 VAC

Safety Features

Input Protection:	RMS limiting, power supply and
	amplifier thermal protection
Display LEDs:	Power ON, Voicing Mode selection,
	Sig/Limit, Thermal protection,
	Front Power ON

Construction Features

Basic Design	Asymmetrical monitor, 60˚ tilt
Cabinet	15 mm exterior grade premium
	birch plywood
Finish	High durability black paint
Handles	One on each side, one on top
Grille	Powder-coated galvanized steel
Fly Points	Twelve M10 x 1.5 mm
Monitor Angle	60˚

Physical Properties

Height	24.0 in / 610 mm
Width	15.2 in / 386 mm
Depth	15.0 in / 381 mm
Monitor position depth	16.2 in / 412 mm
Weight	50 lb / 22.7 kg

Mounting Methods

Floor mount, pole mount, or fly via 12 integrated M10 mounting points (using M10 x 1.5 x 37 mm forged shoulder eyebolts). See page 11 for more information.

Options

PA-A2 Forged Shoulder Eyebolt Kit
(4 x M10 x 1.5mm x 37 mm)	P/N 0028272
SPM200 Loudspeaker Pole Mount	P/N 2035170-01

Disclaimer

Since we are always striving to make our products better by incorporating new and improved materials, components, and manufacturing methods, we reserve the right to change these specifications at any time without notice.

“Mackie” and the “Running Man” figure are registered trademarks of LOUD Technologies Inc.

All other brand names mentioned are trademarks or registered trademarks of their respective holders, and are hereby acknowledged.

HD1221