AUDIO AMPLIFIER:
AUDIO AMPLIFIER:
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Switching power supply designed for medical use and a high quality class D amplifier module. The low mid and high trims are analogue and control line input to the amp, high quality electrical components were used for for the trims.
Bluetooth DAC with analogue VU meters
Stereo speaker made from recycled wine crate and MDF enclosure.
FOUR CHANNEL DSP SPEAKER:
FOUR CHANNEL DSP SPEAKER:
Mule chassis to facilitate wiring loom and software
Speaker topology using four ribbon tweeters in a series-parallel configuration, two compact subwoofer modules and a 3" dome mid driver.
Crossovers are controlled by DSP on a combined processing, DAC AMP board.
Analog Devices SigmaStudio used to program the amplifier board.
Known frequency sweeps are played and recoreded with a calibrated microphone to understand DSP changes.
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