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Therevox builds custom musical instruments in Tecumseh Ontario Canada. ET-4.3 The ET-4.3 was designed and constructed user manual by Mike Beauchamp and Melissa Damphouse with heaps of support from family, friends and our customers. therevox.com info@therevox.com Made in Canada...
contents Playing Switches Oscillators Filter and Reverb Effects Loop and Phones Power and Outputs Exp and CV Jacks Exp 1 and Holds MIDI over USB output Care Technical Info...
The ET-4.3 is a continuous pitch analog instrument. Sounds are produced by two oscillators, each producing six different waveforms. A low-pass filter and spring reverb allow for further sonic goodness. The pitch of the instrument is controlled by the ring and the amplitude of each oscillator is controlled by the pressure sensitive intensity keys.
switches The Keys The Ring A tuner can be connected to silently verify and osc 1 osc 2 modify tuning of either oscillator at any time. The tuner output switch selects which tuner output oscillator to tune. By varying the pressure on each of The ring controls the pitch of the Synching oscillator 2 will force the waveform the intensity keys, you create...
oscillators Sine Wave Ring offset is the master tuning control for both Triangle Wave oscillators and the external ring CV. ring offset Rectified Sine osc 1 Oscillator 2 can be tuned independently using the osc 2 offset control. This control can also be used Square Wave to detune or offset the pitch of oscillator 2 to any harmonic interval of oscillator 1.
Reverberation is generated by sending the sound through a series of springs inside the ET-4.3. The dry+reverb mix knob controls the blend between the original and reverberated sound. The amplitude of the output signal is controlled by...
16VAC The ET-4.3 is powered by a 16VAC 1000mA adapter. The ET-4.3 has two expression pedal inputs. Exp 1 can be assigned to different parameters using the Exp 1 Function switch. Exp 2 can be Osc 1+2 is a stereo TRS output with each oscillator on a separate used to control the filter cutoff frequency.
A 1/4" mono cord can be used on exp 1 the side panel to create custom exp 1 and holds patches. Here are some examples: exp 2 ring -> exp 2 : filter cutoff frequency Exp 1 is an expression pedal or CV input that can be assigned will change with ring position.
USB host such as a laptop or computer. CH: 1 CH: 1, 2 CH: 1 CH: 1, 2 With the ET-4.3 already powered on, plug the USB cable Intensity Note On/Off, Note On/Off, Note On/Off, Note On/Off, between the host and instrument.
<100 ohm. Avoid water and extreme temperatures. In case of emergency, do not use instrument as a flotation device. Your instrument has been calibrated and tested by Therevox. Please -0.15V to +10V. contact us if you have any questions or comments.
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MIDI Output: protocol: MIDI over USB processor: 32-bit ARM Cortex-M4 MK20DX128 @ 48 MHz sampling: 16-bit ADC board: Teensy 3.0 programming: Arduino capatible. Teensyduino w/ halfkay bootloader...
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