Nilfisk-ALTO MACRO 2400 - Manual (Page 5)

1. INTRODUCTION
2. FEATURE LIST :
Sophisticated protecting circuits protect the machine from improper tampering
Input matching allows collection with any preamplifier
Excellent frequency echo and sound quality
High fidelity and low noise
Balanced XLR and 1/4" TRS Input Connectors
Output Connectors are speak-on jacks, and the binding post terminals are used for better matching
Output power can be switched between stereo , parallel and bridged
High-speed and low noise fan for releasing heat. When the temperature rises, the fan automatically switches
to high-speed, it re-back to normal speed at other times to reduce power consumption
Indicator for the output balance, as well as status indicators of SIG and CLIP. When there is any signal
(>100mV), the SIG LED lights up. When there is overload, the CLIP LED lights up. If anything abnormal
happens to the circuits, the CLIP LED will be continuously on, with no action from the circuits. This helps
the user to determine which status it is in.
White aluminum panels with acrylic presents an artistic and trendy look
Solid and durable, can be mounted into a cabinet
Manufactured under ISO9001 certified management system
3. CONTROL ELEMENTS
3.1 The Front Panel:
Thank you very much for expressing your confidence in products by purchasing our MACRO 830/ LTO
1400/2400 Professional Stereo Amplifier . With the MACRO 830/1400/2400 you have acquired an extremely
musical and flexible High Power Amplifier which is based on many years of experience and findings in
amplifier technology and is used through the world in the renowned studios.
The MACRO 830/1400/2400 is used for professional output of stage stereo at three levels of power, with
excellent performance. Output power can be adjusted at the user's demand, and the sound quality and
protecting circuit are both sophisticated.
The front panel presents you with 6 LEDS (Power LED, Protection LED, Clip & Signal LED for both channels)
and 2 Level Controls (for both channels), you can operate this unit more precise and easier. The Output
Connectors are Speak-on jacks, and the binding post terminals are used for better matching. Before con-
necting this unit into your sound system, please make sure it is powered down to prevent any electric shock.
1. MainsSwitch
This switch turns on and turns off the unit by controlling both phases.
2. Power LED
This Power LED lights up when the unit is powered up .
3. Clip LED
The Clip LEDs light up when distortion reaches or exceeds 0.5% approximately, which means the unit is
being driven by excessively high signal source ,and you'd better adjust the level control until these LEDs
Signal Indicator
re-eliminated .
These Signal Indicators light up when the output is more than 100Vm.
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PROFESSIONAL HIGH POWER STEREO AMPLIFIER
CH-A CH-B
CLIP SIG
POWER
ON
OFF
CLIP SIG PROT
MACRO2400
CH-A CH-B
CLIP SIG
POWER
ON
OFF
CLIP SIG PROT
LTO R R
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