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Table of Contents
Related Manuals for RJM Mini Amp Gizmo
Summary of Contents for RJM Mini Amp Gizmo
- Page 1 Mini Amp Gizmo User’s Manual RJM Music Technology, Inc.
- Page 3 Mini Amp Gizmo User’s Manual Version 1.1 March 15, 2012 RJM Music Technology, Inc. 2525 Pioneer Ave #1 Vista, CA 92081 E-mail: support@rjmmusic.com Web: www.rjmmusic.com...
- Page 4 Copyright © 2009-2012 RJM Music Technology, Inc. All Rights Reserved. Amp Gizmo, Effect Gizmo, Mini Amp Gizmo, MasterMind, RG-16 and the RJM logo are trademarks of RJM Music Technology, Inc.
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Page 5: Table Of Contents
Table of Contents INTRODUCTION FRONT PANEL BACK PANEL MIDI USAGE Continuous Controllers Bank Selection Backing Up Your Settings: SysEx Dump CONTROLLING MULTIPLE DEVICES SETUP MODE Selecting MIDI Channel and MIDI Options ... -
Page 6: Introduction
Amp Gizmo can control any device that uses short-to-ground switching. This means that virtually any function that is controlled by a footswitch can be MIDI controlled using the Mini Amp Gizmo. A wide variety of interface cables are available, from our standard ¼”... -
Page 7: Front Panel
These function switches will control all footswitchable features of an amplifier connected to the Mini Amp Gizmo. These features may include channel, boost, effects loop or others – whichever features are normally controlled using the amp’s footswitch. -
Page 8: Back Panel
Usage section for more details. MIDI In – Jack for incoming MIDI commands. Connect your MIDI foot controller here. The Mini Amp Gizmo will phantom power a compatible MIDI controller if you use a 7-pin MIDI cable. The AC adapter provided with the Mini Amp Gizmo can phantom power many MIDI controllers provided that they can run on a 9V DC supply and draw 250mA or less. - Page 9 Power – This unit requires power supply in the range of 9 to 12 volts, AC or DC. The plug should be a 5.5mm/2.1mm barrel connector, similar to those used in most effects pedals. The Mini Amp Gizmo requires a minimum of 250mA of current.
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Page 10: Midi Usage
To set up for MIDI use, simply connect your MIDI controller to your Mini Amp Gizmo’s MIDI In jack. The Mini Amp Gizmo is set for MIDI Channel 1 by default. Either make sure your MIDI controller is set up to transmit commands on Channel 1, or use the Mini Amp Gizmo’s... -
Page 11: Continuous Controllers
your amp’s channel and functions whenever it receives a MIDI Program Change message. Continuous Controllers In addition to supporting MIDI Program Change messages, the Mini Amp Gizmo supports MIDI Continuous Controller messages. The following Continuous Controllers are supported by default: Continuous Controller Value Function... -
Page 12: Bank Selection
Continuous Controller messages. Bank Selection The Mini Amp Gizmo can store programs in MIDI banks 0 and 1, for a total of 256 programs. Continuous Controller #0 (Bank MSB) is used to select the current MIDI bank. Bank numbers above bank 1 are ignored. - Page 13 Once the transfer completes, the receiving unit will reset, then return to normal operating mode. The receiving unit now has an exact copy of the transmitting unit’s settings.
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Page 14: Controlling Multiple Devices
Controlling Multiple Devices The Mini Amp Gizmo features a single switching jack, making it best suited to controlling a single amp. However, if you need to control multiple amps or effects processors and they have ¼” footswitch jacks, you can use our BOB-8 product. BOB-8 stands for BreakOut Box, 8 outputs. -
Page 15: Setup Mode
MIDI channel the Mini Amp Gizmo responds to, as well as other MIDI-related options: MIDI Channels The Mini Amp Gizmo is set by default to send and receive on MIDI Channel 1. To change the send/receive channel: MIDI... -
Page 16: Continuous Controller Ranges
(see above). Bank Select Enable Switch 8 controls whether or not the Mini Amp Gizmo will allow MIDI bank selection. When Switch 8 is off, the Mini Amp Gizmo will ignore MIDI bank select messages. When Switch 8 is on, the Mini Amp Gizmo will respond to Bank Select messages as described in the Bank Selection section. -
Page 17: Saving Midi Channel And Options
Invert Mode Some amplifiers may have inverted polarity on some functions. This can cause the Mini Amp Gizmo to display a function as off when the function is actually on, and as on when the function is actually off. To correct this, you must first switch the Mini Amp Gizmo to invert mode. -
Page 18: Group Mode
To enter momentary mode, hold down the Switch 3 button while powering up the Mini Amp Gizmo. Keep holding the button until the LEDs flash. Use the front panel buttons to light the LED of any function that needs to be momentary. Make certain that no other LED is lit. - Page 19 To use this feature, hold down the Switch 8 button while powering up the Mini Amp Gizmo. Keep holding the button until the LEDs all turn on and stay on. Next, press one of the following buttons. Based on the button pressed, the Mini Amp Gizmo will configure the switches as follows: Switch 1: No switches momentary or grouped.
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Page 21: Troubleshooting
Change message. First, verify that you have a valid MIDI connection. The MIDI output of your MIDI controller should be connected to the MIDI input of the Mini Amp Gizmo by a MIDI cable that’s known to be working correctly. The next most likely cause is that the Mini Amp Gizmo is set to a different MIDI channel than your MIDI controller. -
Page 22: Specifications
Specifications Dimensions Quarter-rack enclosure 4 (W) x 1.5 (H) x 4 (D) inches 10.2 (W) x 3.8 (H) x 10.2 (D) cm Weight 10.3 ounces 300 grams Power 9 to 12 Volts, AC or DC @ 250mA 5.5mm OD, 2.1mm ID x 9.5mm barrel connector Phantom Provided over pins 6 and 7 of the MIDI In... -
Page 23: Amplifier Connector Pinout
Activating Switch 2 shorts pin 2, and so on. RJM Music produces a wide range of cables to allow the Mini Amp Gizmo to control various amplifier models. Please contact your RJM Music dealer or the RJM Music web site to find the correct cable for your amp.
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