Marshall Amplification JFX-1 User Manual Download | Manualshive

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U

S E R

M

A N U A L

Marshall Amplification plc,

Denbigh Road, Bletchley,

Milton Keynes, MK1 1DQ

England.

Tel (01908) 375411

Fax (01908) 376118

Whilst the information contained herein is correct at the time of publication: Due to

our constant improvement and development, Marshall Amplification plc reserve the right

to alter specifications without prior notice.

M0169 / 2 / 95

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Summary of Contents for JFX-1

Page 1: ...USER MANUAL ...

Page 2: ... Diagrams A With a Home Recording Mixer B Stereo Rack System C With a Stereo or Mono Combo Amp Section 2 Quick Reference Guide 2 1 Selecting a Stored Pre Set 2 2 Editing Pre Set Programs 2 3 Storing Altered Parameter Values 2 4 Naming a Program Section 3 Front Panel 3 1 The Rear Panel Section 4 The Mixer Section 4 1 Setting the Output Levels Section 5 Chorus Flange Mode 5 1 Chorus Flange Types 5 2...

Page 3: ...al in a safe place for future reference after studying it carefully as gaining a full understanding of how the JFX 1 operates will ensure that you are getting the most from it s processing power especially when designing your own personal sounds Manufactured in Great Britain by Marshall Amplification plc Bletchley Milton Keynes England Model No JFX 1 WARNING No user servicable parts inside refer s...

Page 4: ...splay shows Move the cursor along using the UP and DOWN keys and as it rests under each letter that character can then be altered using the Data control Follow the Store procedure for storing altered parameters by pressing the STORE key once to show the desired program to which the name should be assigned and then a second time to complete the store Once the store function has been completed the E...

Page 5: ...ached when the peak LED lights occasionally 2 Display Window This LCD display provides the interface between you and the JFX 1 by displaying the current status of all operating and programming functions in 2 lines of 16 characters each 3 Toggle Switch Pressing the Toggle Switch at any time displays the output levels of the Direct and Effects signal The Direct level is adjusted using DATA Control a...

Page 6: ...djusted using Data Control Duck 00 99 Ducking allows you to momentarily lessen the amount of effect present in relation to the dry signal in order to keep the sound uncluttered and more intelligible If for example you were using a high level of Chorus on a distorted sound you may want the initial note to remain almost unaffected but as it decays require more effect to come in This is where a high ...

Page 7: ...tion of multiple taps voices taken from a delay line where each voice has it s own individually programmable set of parameters The JFX 1 features 6 stereo voices tappable from a delay line 730 milliseconds long each with modulation to effectively give you the option of creating chorus flange effects with or without delay In addition by making each individual delay and it s position within the ster...

Page 8: ...duced when an accurate reproduction of the input signal is delayed for a specified time usually in milliseconds then fed back to the input to create controllable multiple repetitions The JFX 1 contains three different delay types to produce a multitude of high quality mono stereo or ping pong delays 7 1 Delay types The delay types are all selected using the Data Control Mono The signal can be dela...

Page 9: ...avel Large Hall The Large Hall setting extends the reflections even further and produces the simulation of huge spaces with very high ceilings and extra long decay characters 8 2 Reverb Characters In addition to the four reverb types the JFX 1 also contains four quite distinct programmable reverb characters By careful adjustment of the frequency content of the decay we have made each character equ...

Page 10: ...ypes of master chorus flange selections These are selected using Data Control as follows Mode 1 Mono Chorus Standard mono chorus where the same effect appears at both left and right outputs Mode 2 Stereo Flanger Modulation split so that as one side flanges up the other side flanges down Mode 3 Stereo Chorus Split so that as the de tuning effect appears flat at one output it appears sharp at the ot...

Page 11: ...is factory set to receive it s MIDI commands on all channels Omni but if you wish to select a particular channel the procedure is as follows Press the System key The Display shows Use the Up key to move the cursor until it rests under MIDI Press the System key again The Display shows Use the Up key to scroll through the MIDI channels 01 16 and the Down key to scroll back again This is a global fun...

Page 12: ... key to display the battery level The Display shows When the battery level becomes low The Display shows You should now make arrangements to return the JFX 1 to your nearest authorised service centre for battery replacement and also back up your programs FRENCH GERMAN SPANISH JAPANESE ENGLISH 21 20 FRENCH GERMAN SPANISH JAPANESE ENGLISH 12 5 MIDI Controllers For live performance it can be benefici...

Page 13: ... 470 K Output Impedance 470 Ohms FRENCH GERMAN SPANISH JAPANESE ENGLISH Function Transmitted Recognised Remarks Basic Default 1 Omni Memorised Channel Altered 1 16 1 16 Default x Mode 1 Mode Message x x Altered x x Note x x Number True Voice x x Velocity Note ON x x Note OFF x x After Key s x x Touch Channels x x Pitch Bender x x Control Change x 0 Program 0 127 0 127 Input Output Change True 0 12...

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