Diy amplifier class AB High Fidelity(High END) mp4 HD

its a diy amp using l20 v9 kit from ebay + ak4396 dac 24bit 192khz 120db done some mods,filters .. e.t.c. Toroid 15ac+42VAC center tapped aprox:650w Speaker protection,startup delay,2x6A + 2x3A Thermistors used instead of softstart Absolutely no noise -everything is clean and very smooth,including Mids,almost tube like the baffle speakers in the photo -superb sound with them -No preamp,later will add a A15 clone M Levinson-need to solve some problems before -getting 100w channell