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Under the hood we find triple toroids, dual-mono output stages humorously dubbed tweeter and woofer and a stacked small PCB for the DAC.


The power stage Exicon Mosfets are Goldmund Telos gain-circuit genetics.



The digital board terminates in an unusually robust pin array...


... followed by this board with the gain selector (default is low gain)...


... which leads to here.



The HDA wouldn't be a bona fide member of Club Telos without the iconic Goldmund plaque...


... or very fine bead-blasted finishing on the clear-anodized aluminium.