connect your external microphone in the 3.5mm red input.Pro-tip: try experimenting with recording in different tape speeds to slow down or speed up the recording.ġ2.7 recording external microphone to tape press stop when finished and press mic again to disable usb audio input. hold record and press play to start the recording.Ĩ. press mic to toggle usb audio input enabled and adjust input gain using the orange encoder.ħ. press tape and scrub the tape to the location where you want to start your recording.Ħ. start playing the audio from your computer and adjust gain and threshold settings on OP-1 using the orange and white encoders.ĥ.press shift + mic and choose usb as input.select OP-1 as the sound output in your computer audio output settings.connect OP-1 to your computer using usb.you can also try connecting a 3.5mm audio cable (or a pair of headphones) to the line in and use that as an external antenna. Pro-tip: use the antenna from the OP-1 accessories kit to get the best reception. Pro-tip: press the green encoder to automatically find available radio stations. play the keyboard and adjust start/stop positions using the encoders. adjust gain and threshold settings using orange and white encoders.ġ0. choose fm radio for input using the blue encoder and find a signal using the green encoder.ħ.play the keyboard and enjoy the sound of your voice.ġ2.5 creating a drum kit from fm radio waves hold any key and speak into the microphone.ġ0. adjust threshold and gain settings, white + orange.Ĩ. Pro-top: connect a second OP-1 to line in and control sound levels of both units with one master volume knob.ġ2.4 sampling using the built-in microphoneħ. This lets you mix radio playing in the background, or using whatever external signal coming in via the mic, line in or usb, and mix that with your recorded material. Pressing shift + mic lets you select which external audio input source to enable. Pressing the mic/input key in tape mode or mixer mode lets you toggle the external audio on/off. more info hereġ2.3 mic/input key in tape and mixer mode Pro-tip: you can use external audio to control the element lfo. choose your desired source by turning the blue encoder. Use the mic/Input key when you have a sampler engine selected to start to sample. let us go through the main modes below as well as show some use case examples.ġ2.2 mic/input key in synthesizer and drum mode The mic/input key works quite similar in any mode on the OP-1. Note: the first time you do this you need to choose to enable or disable the fm radio. Press shift + mic/input to access the input screen. The mic/input key (with the microphone symbol on it) is used when you need to record any external audio, or when resampling. OP-1 guide: recording external sources teenage engineeringġ2.