Lehle DUAL EXPRESSION, Operating Instructions Manual

Page 1: ...OPERATING INSTRUCTIONS LEHLE DUAL EXPRESSION ...

Page 2: ...SION comprises only the very best components Every assembly of your LEHLE DUAL EXPRESSION has been made and tested in Germany Your LEHLE DUAL EXPRESSION is of extremely robust design and construc tion to make sure that you get absolutely years and years of enjoyment from it If you should nonetheless have a problem or simply a question just mail me or a member of the Lehle team at support lehle com...

Page 3: ...l uses of the LEHLE DUAL EXPRESSION as a classic expression pedal with a KEMPER PROFILER Head PROFILER Stage with a multi effects pedal with an effects pedal and an amplifier with a synthesizer as an attenuator for control voltage CV as MIDI USB expression pedal User Flow Maps Functional diagram of the LEHLE DUAL EXPRESSION 4 5 6 7 14 16 17 18 19 20 22 23 24 25 27 KEMPER and PROFILER are registere...

Page 4: ...ntenance or complicated adjust ments Both outputs can control nearly all com mon devices with expression inputs from 5kΩ to 100kΩ regardless if TS TRS or RTS the polarity can be switched and stored using the soft push buttons Alternatively the 10K output can be set to work as a latching or momentary switch if the pedal is pushed in fully toe position Then e g the channel of an amp can be changed o...

Page 5: ...5 LEHLE GmbH Germany www lehle com support lehle com TECHNICAL DATA 766 g 200 mm 90 mm 47 mm 9 15 V DC max 100 mA 10 V Weight Length Width Overall height Supply voltage Current consumption Max Level ...

Page 6: ...r effects pedals send a volt age of 3 3 V or 5 V to the potentiom eter of the expression pedal The poten tiometer as a variable resistor routes a part of the voltage back The sent back voltage also called control voltage is being changed by the position of the po tentiometer The effects pedal measures the control voltage and thus can modify a parameter In the above mentioned ex ample the mix amoun...

Page 7: ... DUAL EXPRESSION you need to connect it with a USB cable to your PC or Mac You will find a step by step instruction in the separate manual UPDATE OF THE PEDAL on our website www lehle com If you want to use your LEHLE DUAL EXPRESSION as MIDI USB pedal e g to send MIDI parameters to your DAW your amp simulation software or software synthesizer please follow the instructions in chapter LEHLE DUAL EX...

Page 8: ...ck 3 RTS Only the RTS LED is on The control voltage is tapped at the ring of the TRS jack This mode works for TS with a TS jack too It s best to try the Polarity Autodetection first Ensure that both LEDs of the 50K socket are on whilst there is no jack con nected Now connect the TRS or RTS TS jack to the 50K socket After the LEDs stopped flashing and only one is on your effects pedal or keyboard c...

Page 9: ...et TRS Only the TRS LED is on The control voltage is tapped at the tip of the TRS jack RTS Only the RTS LED is on The control voltage is tapped at the ring of the TRS jack This mode works for TS with a TS jack too Momentary switch The rear LED of the 10K socket flashes blue A contact is made between tip and sleeve once the rocker reaches a specific position If the contact is made the front LED is ...

Page 10: ...er point at heel position or some where in between the range You will find out how to do this in the chapter CALIBRATION OF THE PEDAL TRAVEL RANGE AND SWITCH OUT PUT on page 14 15 4 EXTERNAL POWER SUPPLY Connect a power supply with a voltage of 9 15 V In order that the LEHLE DUAL EXPRESSION can work flawlessly it needs a current supply This should sup ply a minimum of 9 V and a maximum of 15 V Pol...

Page 11: ... provide expression data TRS RTS TS or work as a latching switch or momentary switch In Factory setting the Polarity Autodetec tion is selected to automatically switch between TRS RTS or TS You will find out how to change the socket modes and what these are doing at point 3 10K SOCKET on page 9 7 BUTTON FOR 50K SOCKET Here you can change the mode of the 50K socket Press this soft touch button to s...

Page 12: ... you can mount the LEHLE DUAL EXPRESSION to a plate such as a pedalboard The LEHLE DUAL EXPRESSION can easily be mounted to a plate using the prepared fixing system of the pedal You need 4 screws 4 2x13 and 4 M4 washers First we recommend that you pull out the rubber feet on the bottom Place the pedal without the rubber feet in the position where you want to attach it to the board Use a fine point...

Page 13: ...te of the LEHLE DUAL EXPRESSION and the screw head to protect the paint Now you can turn in the remaining two screws and spacers through the other two mounting holes Tighten those screws only slightly then fix the screws you first turned in This type of mounting is extremely sta ble and can also be easily removed For flexible solutions we recommend us ing 3M Dual Lock instead of velcro for stabili...

Page 14: ...nimum heel and the maxi mum toe position of the pedal range should be reached in the calibration pro cess menu 1 the 50K soft touch button needs to be pressed The 50K TRS LED flashes Move the rocker within 5 seconds say Lehle switcher five times to the most minimal heel position and then into the maximum toe position The pedal learns these two positions and stores the values inside After the 5 sec...

Page 15: ... to the position you want the relay to be trig gered The maximum position will be learned and stored inside The calibration process is finished when the blue switch LED stops flashing and goes off The LEHLE DUAL EXPRESSION reboots again A classic usage would be to move the rocker to the maximum toe position and then give it a little push with your toes This way you can simulate the behaviour of a ...

Page 16: ...e power supply connec tion Press and hold the 10K soft touch but ton Reconnect the power supply connec tion The LED of the power socket 5 is flash ing alternately white and blue After approx 3 seconds the LEDs go off and the LEHLE DUAL EXPRESSION re boots again Every setting and calibration made by you is reset On page 26 you will find a user flow map where all these procedures are shown ...

Page 17: ... should be both on This way the Polarity Autodetection is ac tive 2 Connect the 50K or 10K socket to the expression input socket of your effects pedal 3 After the LEDs of RTS and TRS now have started and stopped flashing the LEHLE DUAL EXPRESSION has selected the correct polarity automatically 4 Move the rocker of the LEHLE DUAL EXPRESSION 5 There you go 50K EXP socket effects pedal EXP socket eff...

Page 18: ... the 10K button 6 until the LED flashes blue so the LEHLE DUAL EXPRESSION provides the momentary switch function when the rocker is in toe position 2 Connect the 50K socket with a TRS ca ble to the expression pedal input socket of your KEMPER 3 After the LEDs of RTS and TRS now have started and stopped flashing the LEHLE DUAL EXPRESSION has selected the correct polarity automatically 4 Connect the...

Page 19: ...c tion of the 10K socket its function must be activated Hit the 10K button 6 until the LED flashes blue so the LEHLE DUAL EXPRESSION provides the momentary switch function when the rocker is in toe position 2 Connect the 50K socket to the expres sion pedal input socket of your multi ef fects pedal 3 After the LEDs of RTS and TRS now have started and stopped flashing the LEHLE DUAL EXPRESSION has s...

Page 20: ... the 10K socket its function must be activated Hit the 10K button 6 until the LED flash es blue so the LEHLE DUAL EXPRESSION provides the momentary switch function when the rocker is in toe position 2 Connect the 50K socket to the expres sion pedal input socket of your multi ef fects pedal 3 After the LEDs of RTS and TRS now have started and stopped flashing the LEHLE DUAL EXPRESSION has selected ...

Page 21: ... 3 After the LEDs of RTS and TRS now have started and stopped flashing the LEHLE DUAL EXPRESSION has selected the correct polarity automatically 4 Connect the 10K socket to the foot switch input of your amplifier 5 Move the rocker of the LEHLE DUAL EXPRESSION In the position the LEHLE DUAL EXPRES SION triggers the relay usually in the toe position the channel of your amplifier is being switched Th...

Page 22: ... almost endless How to do this 1 At the LEHLE DUAL EXPRESSION the LEDs of RTS and TRS should be both on This way the Polarity Autodetection is active 2 Connect the 50K or 10K socket to the expression input of your keyboard instru ment 3 After the LEDs of RTS and TRS have started and stopped flashing the LEHLE DUAL EXPRESSION has selected the correct polarity automatically 4 Move the rocker of the ...

Page 23: ...utodetection is active 2 Connect the TRS jack to either the 50K or 10K socket of the LEHLE DUAL EXPRESSION pedal 3 One of the TS jacks needs to be con nected to the module generating the CV 4 Patch the remaining TS jack to the module which should receive the CV 5 After the LEDs of RTS and TRS have started and stopped flashing the LEHLE DUAL EXPRESSION has selected the cor rect polarity automatical...

Page 24: ...our synthesizer in your DAW Basically you can control everything which receives MIDI and control changes cc How to do this 1 Connect your LEHLE DUAL EXPRESSION to your computer via USB cable 2 Your computer should recognize the LEHLE DUAL EXPRESSION as external USB controller 3 Open the application which shall re ceive MIDI data 4 Follow the instructions of your appli cation and define which param...

Page 25: ...d the white 50K TRS LED are flashing alternately Calibrating the relay switch output Calibrating the pedal range Press the 50K soft touch button 50K TRS LED flashes Blue switch LED flashes Move the rocker within 3 sec onds to the position you want the relay to be triggered Blue switch LED stops flashing Move the rocker within 5 sec onds to the most minimal heel position and then into the maxi mum ...

Page 26: ...RING FACTORY SETTING Disconnect the power supply connection Press and hold the 10K soft touch button Reconnect the power supply connection The LED of the power socket 5 is flashing alternately white and blue After approx 3 seconds the LEDs go off and the pedal reboots again ...

Page 27: ...27 LEHLE GmbH Germany www lehle com support lehle com LEHLE DUAL EXPRESSION FUNCTIONAL DIAGRAM 10K 3 10K Switch 3 50K 2 RTS TRS 6 RTS TRS 7 Hall Sensor ...

Page 28: ...bH Germany www lehle com support lehle com LEHLE GmbH Grenzstrasse 153 46562 Voerde Germany www lehle com support lehle com LEHLE DUAL EXPRESSION OPERATING INSTRUCTIONS EN V1 0 1 2021 02 17 Copyright 2021 by LEHLE ...