ALPHA THETA DDJ-FLX2
for VirtualDJ 2025+ Last Update : November 2024
SETUP
Drivers
For both Windows and Mac OS:
No need of any driver to be installed. DDJ-FLX2 is a USB class-compliant device and the Operating system will auto-install the necessary driver.
VirtualDJ Setup
Download and install VirtualDJ from https://www.virtualdj.com/download/index.html (in case you have not done already)
Once VirtualDJ is opened, a Connect Window will appear. Login with your virtualdj.com account.
A Pro Infinity, a Pro Subscription or a Home Plus license is required to fully use the DDJ-FLX2. Without any of the above Licenses, the controller will operate for 10 minutes each time you restart VirtualDJ.
https://www.virtualdj.com/buy/index.html
A detection window will appear next asking to use or not the pre-defined audio setup with the built-in sound card of the DDJ-FLX2
Click on the "DDJ-FLX2" button if speakers are connected to the Master Output of the DDJ-FLX2. You can still change that from Settings->AUDIO tab.
Click to OK.
The device is now ready to operate with VirtualDJ. MIDI Operation
The device should be visible in the MAPPING tab of Config and the “
factory default” available/selected from the Mappings drop-down list. The factory default Mapping offers the functions described in this Manual, however those can be adjusted to your needs via VDJ Script actions.
Find more details at
https://www.virtualdj.com/wiki/VDJ8script.htmlAUDIO Setup
The device has a pre-defined Audio setup and a special button in the AUDIO tab of Config to provide that.
Please read the manual of FLX2 for further functionality (available at
https://alphatheta.com/en/product/dj-controller/ddj-flx2/black/#support )
For further software settings please refer to the User Guides of VirtualDJ.
https://www.virtualdj.com/manuals/virtualdj/index.html
CONTROLS
U USBUse a C-type USB cable to connect the DDJ-FLX2 to a USB port of your computerKEY
ACTION
SHIFT (SECONDARY) ACTION
S SHIFTPress this button down to access secondary actions as described in the SHIFT ACTION column 1 PLAYPlay-pause loaded trackPlay-stutter loaded track2 CUESet a temporary Cue point at current position when track is paused or preview while pressed if Cue point is assigned. Return to this Cue point when track is playingJump to the beginning of the track3 PADSOperation depends on selected Pads mode. Operation depends on selected Pads mode4 BEAT SYNCSyncs deck with the opposite one (matches BPM and phase) or with the Master-Deck (if more than 2 decks). .Enables the Pad Select mode.
When enabled, select one of the 4 top Pads to select one of the available Pad modes (Hotcues, , Pads FX, Loop
and Sampler
The currently selected mode will blink. After the selection, the Pads will return to the functionality defined by the selected mode.
5 PITCHAdjust the tempo/pitch of the deck..6 JOGTouch-sensitive jogwheel for scratching (when Vinyl mode is enabled) or pitch-bending (when Vinyl mode is disabled).
Vinyl mode can be enabled/disabled from VirtualDJ GUI Fast-searching through loaded track7 EQUALIZER3-Band Equalizer. Adjust the Low, Mid and High frequencies of the Left/Right deck. Can be assigned to Stems EQ Mode .8 CFXApply the selected Color FX (by default a High/Low Pass Filter) to the Left/Right deck. When in middle position, no Color FX is applied..9 MASTER CUE/PFLWhen enabled, sends audio signal from the Master Output to Headphones channelEnable/disable the selected Mix Effect (Echo by default)
When enabled, the Mix Effect will apply when moving the crossfader from one edge to the other. See Mix Effect Selection10 DECK CUE/PFL 1-2Sends left/right deck's audio (pre-fader) signal to the Headphones channel as defined in Audio setup, for pre-listening Select the previous/next available Color FX11 VOLUMEAdjust the Output volume of the Left/Right Deck.Additional function: Start deck when fader is moving from the zero position to a higher one and stop the deck when fader reaches zero/minimum position.
This Fader Start/Stop functionality can be disabled from Controller Settings 12 SMART FADEREnable/disable the Smart Crossfader mode.
When enabled, Decks are synchronized while using the Crossfader and the Tempo moves toward the Tempo of the Deck that is being faded into.
Led will be solid if this mode is enabled and will blink if Mix Effect (SHIFT+Bt.9 is also activated.
.13 CROSSFADERBlends audio between the Left and Right decksAdditional function to audio blending: Start deck when reach its side, and stop if reaches the other side.
This Fader Start/Stop functionality can be disabled from Controller Settings 14 MASTER OUTConnect your amplified Speakers to this socket using 1/4" jack. Adjust the volume of this output using the small knob next to the socket.. 14 PHONES OUTConnect your Headphones to this socket using 1/4" jack for pre-listening. Adjust the volume of this output using the small knob next to the socket.. This Pads page will be available only when the DDJ-FLX2 is connected and offers the following functionality
Pads 1 to 4 will apply the Echo FX of a different Beat length.
Pad 5 to 7 will apply the Cut FX of a different Beats length.
Pad 8 will apply the Flanger FX
Hold
SHIFT down and then press a Pad button to apply different Effects.
Pads 1 to 3 will apply the Loop Roll FX of a different Beat length.
Pad 4 will apply the Reverb Effect.
Pad 5 to 8 will apply the Beat-Grid FX of a different pattern.
ADVANCED SETUP
There are a few settings available when the DDJ-FLX2 is connected, to disable Demo mode, disable Fader Start/Stop etc. etc.
Open VirtualDJ
Settings, select the
OPTIONS tab and then the
CONTROLLER sub-category.
DDJ-FLX2 Settings - OPTIONS tab
- DDJFLX2-demoMode: Set the time that the controller will enter 'Demo Mode' if left alone without any operation
- DDJFLX2-FaderStartEnable: Enable auto-start/stop when Volume Faders or Crossfader are moved from/to Minimum position when SHIFT is pressed
- DDJGRV6-BackspinLength: Select the desired duration of backspins before DDJ-FLX2 releases the jog
You can select the Mixer Effect (Mix FX) applied with SHIFT+Bt.9 when moving Crossfader, from the VirtualDJ Skin (Starter and Essentials Layouts).
In case you need to use the Pro or Performance Layouts or some other Custom skin that doesn't offer Mix FX controls, you may assign a skin Custom Button with the action ..
effect_mixfx_select
For further Technical features and specifications, visit AlphaTheta DDJ-FLX2
Product's Page
Hardware Integration Department 2024 - ATOMIX PRODUCTIONS Reproduction of this manual in full or in part without written permission from Atomix Productions is prohibited.