Instruction Manual
Features
o 30 Watts
o 1x8” Custom Coaxial Speaker
o 256 Digital Effect Presets Built In
o Acoustic Guitar and Mic Input
o Multiple EQ Voicings
o Guitar Modeling Features
o Wedge Shaped
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 RA30DSP Acoustic Amplifier has been tested and complies with the following
Standards and Directives as set forth by the European Union:
Standard(s): IEC60065 Professional Audio/Video or Similar
Equipment, EN55013:1997, EN61000-3-2 (1995)
EN61000-3-3(1995), EN55020:1995, CSA E65-94
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
used. Improper use of this equipment could result in increased RF emissions, which may or may
not interfere with other electronic products.
To insure against this possibility, always use good shielded cables for all audio input connections.
This will help insure compliance with the Directive(s).
Specifications
POWER CONSUMPTION
INPUT IMPEDANCE
HEADPHONE IMPEDANCE
EXTENSION SPEAKER OUTPUT JACK
Copyright © 2003 GHS Corporation
All Rights Reserved.
OUTPUT
SPEAKER
WEIGHT
DIMENSIONS
EQ
30 W atts
Custom 8” Coaxial (8 Ohms)
11Kgs
390x320x435 (mm)
70W
1M ohm
100 Ohms or greater
1/4” Output Jack
3-band
Precautions
NOTE: IT IS VERY IMPORT ANT 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.
• The power cord should be unplugged from the outlet when left unused
for a long period of time.
DO NOT ATTEMPT TO SERVICE THIS EQUIPMENT. THIS EQUIPMENT
SHOULD BE SERVICED BY QUALIFIED PERSONNEL ONLY. DO NOT MAKE
ANY INTERNAL ADJUSTMENTS OR ADDITIONS TO THIS EQUIPMENT AT
ANY TIME. DO NOT TAMPER WITH INTERNAL ELECTRONIC
COMPONENTS A T ANY TIME. FAILURE TO FOLLOW THESE
INSTRUCTIONS MA Y VOID THE WARRANTY OF THIS EQUIPMENT, A S
WELL AS CAUSING SHOCK HAZARD.
OPERATING TEMPERA TURE
Do not expose this unit to excessive heat. This unit is designed to operate between
32° F and 104° F (0° C and 40° C). This unit may not function properly under
extreme temperatures.
Front Panel
Piezo Pickup Section
1
2
INPUT Jack
Using a standard guitar cable with a 1/4” jack - plug your guitar into this jack
LEVEL Control
Adjusts the overall “LEVEL” or output of the guitar signal
Microphone Input Section
3
4
XLR Input Jack
Using a standard microphone cable with XLR jacks, plug a microphone into this jack.
LEVEL Control
Adjusts the overall “LEVEL” or output of the microphone signal.
Equalization Section
5
6
TREBLE Control
Adjusts the high frequencies of the signal
MIDDLE Control
Adjusts the midrange frequencies of the signal
7
BASS Control
Adjusts the low-end frequencies of the signal
DSP Effects Section (Explained in detail on following pages)
8
EFFECTS SELECT Knob
This 16 position knob allows you to select one of 16 different preset effects “blocks”. Each
effect block (or each position) contains 16 different preset effect “settings” which are selected
via the EFFECTS VARIATION Control (see point 9).
9
EFFECTS VARIATION Knob
This 16 position knob allows you to select one of 16 different presets in each effect
“block”. Each position is a variation of the effect(s) in the block selected with the
“EFFECTS SELECT knob” from point 8.
10
11
EFFECTS LEVEL Control
This control adjusts the overall “Level” or volume of the effect.
POWER Switch
This switch turns the amplifier on or off. When the switch is “lit” - the amplifier is
“ON”.
Back Panel
1
2
3
4
EFFECTS BYPASS Jack
Connect the optional Rocktron RFS1 Footswitch (not included) to this jack. This will
allow you to turn the built-in effects “On” or “Off”. This is ideal in live performance
situations where you may want to turn the effects off for rhythm playing and on for
solos (or vice-versa). See the Rocktron website for more information regarding the
RFS1 - www.rocktron.com
EXTENSION SPEAKER Jack
This 1/4” jack allows you to connect the amplifier to an extension speaker cabinet.
HEADPHONE Jack
This 1/4” jack is used to connect to headphones. Plugging into this automatically mutes
the speaker.
POWER CABLE Connection
Using the included power cable connect the amplifier to a standard wall outlet. See
“Fuse Replacement” section for details on how to replace the fuse
DSP Effects Section
The RA30DSP is equipped with 256 different digital effects presets. Here is a list of the effects available:
Delay
Chorus
Reverb
Tremolo
Flanger
EQ T ypes
and combinations of the above
The DSP Effect section is fairly simple to operate. Please see the diagram below and follow the instructions:
1
EFFECTS SELECT Control - This control knob is a 16 position selector
that allows you to select the desired effects as shown on the front panel of
the amplifier. Each of the 16 positions contains 16 different effect variations of selected effect(s). To select the variation please see point 2.
2
EFFECT VARIATION Control - This control knob is a 16 position selector
that allows you to select a variation of the effect that you have chosen in
the EFFECTS SELECT section (see point 1). There is a total of 16 different variations of each effect. Thus, in total there are 256 different preset
effects to choose from.
3
EFFECTS LEVEL Control - This control knob adjusts the overall volume
level of the effect. This control does NOT control the overall output of the
amplifier - only the output of the effect. All presets were written with the
EFFECTS LEVEL Control set at the midway point or LEVEL 5.
Here is a list of each effect and each variation (Clockwise)
Fuse Replacement
We recommend that you use an authorized repair person to change the fuse
in this unit.
To access the fuse, first power down the unit and unplug the cable from the
wall outlet and the amplifier. Using a small screw driver, open the fuse
tray by prying open the small tab as shown in the drawing above.
Please note that the tray will not come all of the way out.
Remove the old fuse and replace with a comparable new fuse and close the
tray being sure that the tray snaps into position
AC 117V 50/60 HZ
Fuse T1A 250V
AC 230V 50/60 HZ
Fuse T500mA 250V
Check out some of our other products:
Rack Gear:
Gainiac (preamp w/12ax7 tube) Chameleon 2000 (preamp w/multi-effects)
Voodu Valve (preamp w/12ax7 tube and multi-effects)
Prophesy (our top of the line pr eamp with multi-effects)
Xpression (Digital Multi-Effects Pr ocessor for Guitar and Bass)
Blue Thunder (Digital Bass Preamp with Effects) HUSH Super C (guitar noise silencing system)
V endetta VP4 Preamp (All Tube 4-Channel Guitar preamp - 2 Rack Space)
Stomp Boxes:
Rampage Distortion, Tsunami Chorus, Austin Gold Overdrive, HUSH The Pedal, Banshee Talkbox,
Vertigo Vibe, Metal Planet Distor tion, Deep Blue Chorus, Short Timer Digital Delay,
Sonic Glory Overdrive, Big Crush Compressor, Black Cat Moan Wah Wah
Electric Guitar - Acoustic Guitar and Bass Amplifiers:
Vendetta Head(100 W Head 4-Channels All Tube - MIDI Switchable)
Vendetta Combo (100W 2x12” Combo - Celestion 90’s all Tube -4-Channel - MIDI Switchable)
R80DSP (80W 1x12” Amp w/Digital Effects) RT80 (80W 1x12” Amp w/Reverb & Built-in Tuner)
R120DSP (120W 2x10” Amp w/Digital Effects)
RT122C (120W 2x12” Amp w/Stereo Chorus, Reverb & Chr omatic Tuner)
R50DSP (50 W att 2x8"Guitar Amp w/Digital Effects)
R50C (50 Watt 2x8"Guitar Amp w/Reverb & Chorus)
S112 (1x12” Speaker Cabinet)
R20 (20 Watt 1x8"Amp w/Reverb) R10 (10 Watt 1x6.5")
RA50DSP (50W Acoustic Amp w/Digital Effects - Wedge Shape)
RB20 (Basss Amp 20W with 8" Speaker) RB30 (Bass Amp 30W with 10" Speaker)
RB60 (Basss Amp 60W with 12" Speaker)
RB100 (Basss Amp 100W with 15" Speaker)
Foot Controllers:
MIDI Mate (Midi Foot Controller) MIDI XChange (MIDI Footcontroller)
All Access (Midi Foot Controller), HEX (Expression Pedal), RMM900 (7-pin Din MIDI Cable)
RFS1 and RFS2 (Single and Double Latching Footswitchs for Rampage Amps)
Rocktron - A Division of GHS Corporation
2813 W ilber Ave
Battle Creek MI 49015
USA
Rocktron Phone: 1-(269)-968-3351
Email: info@rocktron.com
www.rocktron.com
Rev. 010103
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