USER MANUAL PURPOSE
This user manual is dedicated to the use of the bass amplifiers GR-ONE 800, GR-ONE700x2 and GR-ONE 350.
The manual includes the following information:
- General information (technical data and packaging);
- Description of the amplifier’s functions.
All the informations described on this user manual are
verified.
The manufacturer reserves the right to update or modify
their product without any notice
2
PACKAGING AND STORAGE
PACKAGING
GR-ONE 800, GR-ONE700x2 and GR-ONE 350 are packed in a special cardboard box. The box contains the
amplifier, power supply cable and the user manual.
TRASPORT
Please handle the box with care. A specific position during the transport is not required.
STORAGE
Please keep the amplifier in a dry and ventilated place.
Ideal storage conditions: Temperature within -20C and
40C, Humidity 20% to 80%.
PRODUCT DISPOSAL
Please follow the disposal instruction issued by your local council.
In accordance with European Directive 2002/96 / EC, all
electrical and electronic products should be
disposed by specific collection facilities appointed by
the government or the local authorities.
DECLARATION OF CONFORMITY
The product complies with the following European directive:
2014/35 / EU - Electrical Safety
2014/30 / EU - Electromagnetic Compatibility
2011/65 / EU - Limited use of certain hazardous substances in electrical and electronic equipment
A full copy of the declaration of conformity is available
from the manufacturer.
The manufacturer is not responsible of any damage due
to an improper use of the product.
3
MAIN FEATURES
• 2 SPEAKON Indipendent audio output (ONE 700x2), 1
SPEAKON audio output (ONE 800 and ONE 350)
• XLR DI out
• Headphone Output
• Tuner Output
• Send-Return
• Aux-In
• Output 9V, 250 mA
• Gain control
• Bass, Mid-Low, Mid-High and High equalization control
• Mid-Low frequencies switch
• Mid-High frequencies switch
• Deep setting
• Brigth setting
• Pure setting
• Mute setting
• DI volume
• Anti-bump on DI out
• Headphone volume
• Master Volume control (ONE 350 and ONE 800);
• Master volume channel1 and Master volume channel
2 (ONE 700x2)
• Vu-Meter
• Chromatic tuner
• “Studio” and “Live” fan mode operation
4