Teenage Engineering CH–8 Ivana Oscillator Adjusting the relative phase of

Adjusting the relative phase of each output allows for very precise modulation of other modules

Adding inverted feedback leads to phase cancellation effects - unlike the “normal” feedback

ribbon controller

The two voices of this device each consist of a triangle/square wave oscillator

not the actual synth

Teenage Engineering CH–8 Ivana Oscillator Adjusting the relative phase ofmeet ivana, the alto choir member from netherlands one of 8 singing wooden dolls that make up the teenage engineering choir. made from solid beech with an internal speaker module, each doll can perform pre composed music or be controlled by midi keyboard, singing solo or with up to 15 of their fellow choral singers through ble signal.