Install NeoPixel Mount

Get the bottom half of the case and NeoPixel mount ready to secure together.

Place the NeoPixel mount over the matching mounting holes inside the bottom half of the case.

Use two M3x6mm long steel machine screws to secure the parts together.

Install Battery to Case

Firmly press the 2200mAh battery into the clip on the bottom half of the case to install it in place.

Install Slide Switch to Case

Insert the slide switch into the matching holder in the bottom half of the case.

Install Feather to Case

Place the Feather over the matching set of standoffs inside the bottom half of the case.

Insert and fasten two M2.5x4mm long steel machine screws to secure the Feather to the case.

Install I2S Amplifier to Case

Place the I2S amplifier over the matching standoffs inside the bottom half of the case.

Insert and fasten two M2.5x4mm long steel machine screws to secure the I2S amplifier to the case.

Install Toggle Switch to Case

Remove the hardware nut and washers from the toggle switch.

Insert the toggle switch through the matching hole inside the bottom half of the case.

Secure the toggle switch to the case using the hardware hex nut.

Install NeoPixel to Case

Place the NeoPixel stick over the matching standoffs on the NeoPixel mount.

Insert and fasten two M2x6mm long steel machine screws to secure the NeoPixel to the case.

Install Speaker to Case

Orient the mini over speaker to match the assembly photo.

Press the speaker into the matching recess on the top half of the case.

The speaker holder in the case should have a snug fit. Optionally, remove the oval sticker backing to adhere the speaker to the case.

Connect Speaker to Amplifier

Use a flat head screwdriver to loosen the screw-block terminals on the I2S amplifier.

Insert the red wire from the speaker to the (+) positive screw-block.

Insert the black wire from the speaker to the (–) negative screw-block.

Fasten the screw-block to secure the wires from the speaker in place.

Install I2S Mic to Case

Orient the I2S microphone to match the assembly photo.

Place the I2S microphone over the matching standoffs on the top half of the case.

Insert and fasten two M2.5x4mm long machine screws to secure the I2S microphone to the top half of the case.

Install Button Plate to Case

Place the button plate over the matching standoffs on the top half of the case.

Insert and fasten four M2.5x6mm long machine screws to secure the button plate to the top half of the case.

Install Rotary Pots to Case

Remove the hex nuts and washers from the two rotary potentiometers.

Insert the two rotary potentiometers into the matching holes on the top half of the case.

Install Slide Pot to Case

Insert the slide potentiometer into matching slot and mounting holes on the top half of the case.

Insert and fasten two M2x8mm steel long machine screws to secure the slide potentiometer to the case.

Connect Shared Grounds

Lift the center block tab on the Wago connector to open the connection block.

Insert the spare ground wire from the slide switch into the block.

Press down on the block tab to secure the ground wire.

Repeat the installation process for all of the ground wire connections to tie them together (NeoPixel, I2S microphone, I2S amplifier, potentiometer A, potentiometer B, slide potentiometer, toggle switch, key switch).

Install Ground Block to Case

The Wago block connector can slide into the designated holder in the bottom half of the case.

Connect Shared Voltage Wires

Lift one of the tabs on the second Wago block connector and insert the single 3V wire from the Feather. 

Press down on the tab to secure the 3V wire.

Repeat the installation process for all of the red voltage wires (I2S microphone, I2S amplifier, potentiometer A, potentiometer B, slide potentiometer).

Install Voltage Block to Case

The second Wago block connector can slide into the remaining holder in the bottom half of the case.

Secure Pots to Case

Insert and fasten the hex nuts onto the rotary potentiometers to secure them to the case.

Secure Case Halves

Carefully join the two halves together making sure all of the wires stay inside.

Insert and fasten four M3x6mm long steel machine screws to secure the halves together.

Install Knobs and Keycaps

Get the two rotary knobs, slider knob, and keycaps ready to install.

Insert the rotary knobs over the shafts of the potentiometers.

Insert the keycaps onto the key switches.

Insert the fader knob over the nub of the slide potentiometers.

Final Build

Congratulations on your build!

Use the slide switch to power the circuit on and off.