Mackie user service SP1200 Specifications, Power Amplifier Section

SP1200 Specifications

Power Amplifier Section

Continuous Sine Wave Average Output Power, single channel driven:

200 watts into 8 ohms from 20Hz to 20kHz, with no more than 0.01%

THD

100V RMS into 50 ohms from 20Hz to 20kHz, with no more than 0.1% THD (J2/J3 in 100V position)

70V RMS into 25 ohms from 20Hz to 20kHz, with no more than 0.1% THD (J2/J3 in 70V position)

Frequency Response

20Hz to 20kHz (+0, –0.5 dB)

Distortion

THD: < 0.01% @ rated output into 8 ohms

Signal-To-Noise Ratio

>90 dB below rated power into 8 ohms

>100 dB (A-weighted) below rated power into 8 ohms

Channel Separation

> 80 dB @ 1kHz

Amp Input Impedance

20k ohms

Input Sensitivity

+5 dBu (1.37V rms) for rated power into 8 ohms

Gain

27dB (8-ohm position)

27dB (70V position)

30dB (100V position)

Maximum Input Level

12 volts P-P (+15 dBu)

Rise Time

< 5 ∝S

Slew Rate

> 17V/∝S

Preamplifier Section

Input Levels

Program Inputs:	–10 dBu to +10 dBu for
	maximum output level
	with internal AGC
Paging Mic Input:	–52 dBu to +4 dBu
Local Mic Input:	–52 dBu to +4 dBu
Maximum Input
Program Inputs:	+15 dBu
Mic Inputs:	+15 dBu

Maximum Output at Pre Out +10 dBu

SP1200 – 24

EQ

3-Band Program EQ:

High Shelving: ±15 dB @ 12kHz

Mid Peaking: ±15 dB with sweepable frequency (250Hz to 8kHz)

Low Shelving: ±15 dB @ 80Hz

2-Band Mic EQ:

High Shelving: ±12 dB @ 12kHz

Low Shelving: ±12 dB @ 100Hz

General

Power Consumption

700 watts with musical program, 8 ohms per side

800 watts maximum

Phantom Power

24V DC

AC Line Voltage

115V AC, 60Hz

230V AC, 50Hz (internally switchable)

Fuse Rating

115V	4A Slow Blow, 250V
230V	2A Slow Blow, 250V

Dimensions

Height:	3.5" (88 mm)
Width:	19.0" (483 mm)
Depth:	16.7" (424 mm)
Weight:	25 lbs. (11.2 kg)

Accessories

MT-3100	Ambient Noise Sensing Microphone
SP-41R	Remote Control

SP1200 MUSIC CONTROLLER