Need help?Do you have a question about the Line 6 Looper JM4 and is the answer not in the manual?
General| Type | Looper |
|---|---|
| Memory | 99 Presets |
| Recording Time | 24 minutes |
| Inputs | 1 x 1/4" instrument, 1 x XLR mic |
| Outputs | 1 x 1/4" (mono), 1 x 1/8" (headphones) |
| Power Supply | 9V DC adapter |
| Effects | 12 amp models |
Access and browse files saved on the SD card, including JAM and WAV files.
Adjust independent level control for Song/Drums, Guitar, and Mic/Aux/WAV tracks.
Set input levels for Mic, Aux, and CD inputs using a dynamic bar display.
Overview of new menu items like Save Recording To SD Card and Output Routing.
Prepare an SD card for use with the JM4, ensuring correct filing system.
Back up current recordings from JM4 internal memory to an SD card.
Load recordings from an SD card into JM4 internal memory for playback.
Mix down multi-track recordings into a single WAV file and save to SD card.
Import mono 16-bit 44.1 WAV files from an SD card for jamming.
Transfer all recordings from JM4 internal memory to an SD card in one step.
Transfer all files from an SD card to the JM4's internal memory.
Check the current firmware version installed on the JM4.
Instructions on how to update the JM4's firmware using an SD card.
Alter loop tempo without changing pitch, or alter pitch without changing tempo.
Optimize sound for Amp Out or Line Outs during previewing.
Adjust loop tempo and pitch simultaneously; changes are directly related.
Understand limitations, such as one mono instance of processing per active session.
The primary mode where all Amp Model & FX controls are available.
Access alternate footswitch functions for loop effects control.
Select recordings and toggle recording input for overdubbing.
Select guitar presets and FX tap times.
Toggle Amp Models, Mod FX, and Delay FX on or off.
Guidance on recording drum loops, songs, or in free time.
Instructions on saving recorded tracks to internal memory.
Explanation of the proprietary JAM file format used for recordings.
Information on WAV files, including mixdowns and importing.
Creative ways to use and create loops with WAV files.
Explanation of reduced recording time due to Undo function buffering.
Clarification on hidden OS files for WAV files on Mac.
Information on the absence of file creation date stamping.
Explanation of why pitch shift may not apply to mixed songs.
Troubleshooting why tempo cannot be changed again after initial application.
Addresses volume decrease during multiple loop overdubs.
Clarification on how to engage the Rec+Undo quick capture function.
Explanation of why overdubbing is blocked after time stretching.
Details the 8-character name limit for files imported into the JM4.
Explains why routing becomes mono when using Time Stretch on multiple tracks.
Tips on eliminating unwanted hiss from the audio output.
Troubleshooting distortion when using Aux FX for recording.
Best practices for organizing and backing up recordings to an SD card.
To Next Page