manualshive.com logo in svg

Alto MAC 2.2, Owner'S Manual, Page: 5 / 16

Share
Download
Alto MAC 2.2 Owner'S Manual Download Page 5

STEREO MODE

HOOK

UP

In this mode, 2 independent channels are sent to 2 separate speakers.

PARALLEL MODE

HOOK

UP

One mono signal is input to channel 1 or Channel 2 of the MAC 2 series
amplifier and then output to 2 separate speakers. Each speaker volume
can be set separately.

3

POWER

ON

OFF

MAC 2.4

Stereo Power Amplifier

LTO

R

CLIP

SIG

PROT

POWER

CH1

CH2

POWER

ON

OFF

MAC 2.4

Stereo Power Amplifier

LTO

R

CLIP

SIG

PROT

POWER

CH1

CH2

Summary of Contents for MAC 2.2

Page 1: ...MAC 2 2 2 3 2 4 PROFESSIONAL STEREO AMPLIFIERS OWNER S MANUAL www altoproaudio com Version 1 1 NOV 2007 LTO R English ...

Page 2: ...ective Ground Terminal AC mains Alternating Current Hazardous Live Terminal ON Denotes the product is turned on OFF Denotes the product is turned off The apparatus shall be connected to a mains socket outlet with a protective earthing connection The mains plug or an appliance coupler is used as the disconnect device the disconnect device shall remain readily operable CAUTION Describes precautions ...

Page 3: ... value performance They are all designed for heavy duty application and they all can drive 2 ohm loads for long periods without overheating Therefore they are suited to drive subwoofers with a minimum load of 4 ohms when working in Bridge Mode L TO 2 FEATURES Clip limiter circuit that is user adjustable Switchable low frequency filter at 30Hz Operating Mode is Stereo Parallel or Bridge Balanced XL...

Page 4: ...tereo Power Amplifier LTO R CLIP SIG PROT POWER CH1 CH2 MAC 2 2 MAC 2 4 MAC 2 3 POWER ON OFF MAC 2 3 Stereo Power Amplifier LTO R CLIP SIG PROT POWER CH1 CH2 POWER ON OFF MAC 2 4 Stereo Power Amplifier LTO R CLIP SIG PROT POWER CH1 CH2 ...

Page 5: ...mono signal is input to channel 1 or Channel 2 of the MAC 2 series amplifier and then output to 2 separate speakers Each speaker volume can be set separately 3 POWER ON OFF MAC 2 4 Stereo Power Amplifier LTO R CLIP SIG PROT POWER CH1 CH2 POWER ON OFF MAC 2 4 Stereo Power Amplifier LTO R CLIP SIG PROT POWER CH1 CH2 ...

Page 6: ...hannels The Main Mix signal is routed into an electronic crossover channel 1 drives the woofer and channel 2 drives the high frequency driver in a 2 way enclosure STEREO BIAMP HOOK UP 4 POWER ON OFF MAC 2 4 Stereo Power Amplifier LTO R CLIP SIG PROT POWER CH1 CH2 POWER ON OFF MAC 2 4 Stereo Power Amplifier LTO R CLIP SIG PROT POWER CH1 CH2 POWER ON OFF MAC 2 4 Stereo Power Amplifier LTO R CLIP SIG...

Page 7: ...stortion reaches a level of 0 5 Turn the relative GAIN control down so that the CLIP LEDs only flash occasionally For MAC 2 series b The LED will light up due to short circuit low impedance load Only for MAC 2 4 These LEDs will light up when the signal at the output is at least 100 mV 5 SIGNAL LED 6 GAIN CONTROLS These controls are used to adjust the output signal level 7 COOLING VENTS The MAC 2 s...

Page 8: ...s 9 IEC socket for AC power cable Connect the supplied main cord Do not insert the power cord into the MAC 2 series amplifier and into the AC Outlet until voltage has been correctly set 10 XLR BALANCED INPUT CONNECTORS Each Channel features balanced XLR and 1 4 jack sockets wired in parallel The Balanced signals are less sensitive to hum noise generated by AC 11 SPEAKON OUTPUTS Channel 1 Channel 2...

Page 9: ...ill be output from the bridge mono output connector Detail wiring diagram you can refer to chapter 4 16 COOLING FAN This fan secures enough cooling for your MAC 2 series amplifier The airflow is front to rear The fan speed is electronically regulated depending on the temperature of the power devices Parallel Mono Mode In this mode channel 1 input signal will be output from the output connectors of...

Page 10: ...lifier The channel 1 input signal will be output from the channel 1 output connectors and the channel 2 input signal will be output from the channel 2 output connectors The MAC 2 series amplifiers provide three operating modes stereo mode parallel mono mode and bridged mode you can decide each specific operating mode according to your actual application circumstance Operate MAC 2 series in Stereo ...

Page 11: ...utput from the output connectors of both channels The channel 2 input jack is not used the channel 1 and channel 2 volumes can be adjusted independently Use the Parallel Mode when you want to drive two speakers with only one input signal keeping separate control of the volume of the two channels NOTE since you are not using the channel 2 input you can use this socket to daisy chain the signal to a...

Page 12: ... binding post In this case use the channel 1 volume control to adjust the volume keep the volume control of channel 2 turned completely down counter clockwise Bridged mode is intended for driving loads with a total impedance of 4 ohms or greater In Bridge Mode you will combine the power of both channels into one speaker You will have available massive amount of power so check carefully the power h...

Page 13: ...11 5 BLOCK DIAGRAM ...

Page 14: ...hms RMS 4 Ohms EIAJ 2 Ohms EIAJ 8 Ohms RMS 8 Ohms RMS POWER SPECIFICATIONS MAC 2 2 750 W 2 x 350 W x 2 230 W x 2 710 W 1500 W 1000 W 510 W 285 W 1000 W 2200 W MAC 2 3 MAC 2 4 1800 W 900 W 560 W 1800 W 3100 W Stereo Mode Both channels driven 20Hz 20KHz Bridge Mono Mode 20Hz 20kHz CONTROLS INDICATORS CONNECTORS POWER SUPPL Y DIMENSIONS WEIGHT Front AC switch Input level control for each channel Rear...

Page 15: ...eriod of 1 year from the purchase date if you have completed the Warranty Registration Card in time 3 2 The warranty service is only available to the original consumer who purchased this product directly from the retail dealer and it can not be transferred 3 3 During the warranty service may repair or replace this product at its LTO own option at no charge to you for parts or for labor in accordan...

Page 16: ...nslation or reproduction of part of this manual without written permission is forbidden Copyright 2007 Seikaku Group SEIKAKU TECHNICAL GROUP LIMITED NO 1 Lane 17 Sec 2 Han Shi West Road Taichung 40151 Taiwan http www altoproaudio com Tel 886 4 22313737 email alto altoproaudio com Fax 886 4 22346757 NF03010 1 0 ...

Reviews:

No comments