U S E R ' S M A N U A L R20 Electric Guitar Amplifier (with AGX™ Technology) May be covered by one or more of the following: U.S. Patents #4538297, 4647876, 4696044, 4745309, 4881047, 4893099, 5124657, 5263091, 5268527, 5319713, 5333201, 5402498 and 5493617. Other patents pending. Foreign patents pending.
Your Rocktron Rampage R20 electric guitar amplifier has been tested and complies with the following Standards and Directives as set forth by the European Union: Council Directive(s): 89/336/EEC, 73/23/EEC Standard(s): EN55 013: 1990/A12:1994, EN55 020: 1988, EN60 065: 1993, EN60 555-2: 1987, EN60 555-3: 1987/A1: 1991 This means that this product has been designed to meet stringent guidelines on how much RF energy it can emit, and that it should be immune from other sources of interference when properly
Contents PRECAUTIONS ............................................................................. 1 Front Panel .................................................................................... 2 Back Panel .................................................................................... 3 Specifications................................................................................
Rocktron Corporation 2870 Technology Drive Rochester Hills, MI 48309 USA Phone: Fax: (248) 853-3055 (248) 853-5937 World Wide Web: E-mail: http://www.rocktron.com rocktron@eaglequest.
PRECAUTIONS NOTE: IT IS VERY IMPORTANT THAT YOU READ THIS SECTION TO PROVIDE YEARS OF TROUBLE FREE USE. THIS UNIT REQUIRES CAREFUL HANDLING. • All warnings on this equipment and in the operating instructions should be adhered to and all operating instructions should be followed. • Do not use this equipment near water. Care should be taken so that objects do not fall and liquids are not spilled into the unit through any openings.
Front Panel 1 3 2 1 2 2 4 5 6 8 7 9 INPUT jack Connect your guitar output to the 1/4" input jack with a shielded guitar cable. OVERDRIVE GAIN control Adjusts the amount of amplification in the preamp when the OVERDRIVE channel is active. Turn the knob clockwise to increase distortion. 3 OVERDRIVE LEVEL control The LEVEL control adjusts volume in the OVERDRIVE mode. Once GAIN is set, adjust the LEVEL control to a reasonable practice volume.
REVERB control Regulates the amount of REVERB mixed with the original signal from your guitar. When turned fully counterclockwise, no REVERB is present. 8 PHONE (Headphone) jack Plug headphones into this jack to bypass the power amp and practice in private. 9 POWER switch and LED Switch turns the amp ON and OFF. The red LED shows the amp is ON.
R20 Specifications Model No. Power Output Speaker Parameters Dimensions R20 20 Watts 8" Velocity® High Definition by Rocktron 12.5"W x 9"D x 13.8"H (318 x230 x 350mm) Weight 10.82lbs. (4.
