DIY: Nakamichi Retro(NK2030) with drives from Audio Technica SQ5; Sentey Warp with drives from Audio Technica WS55BK; Sound Intone CX-05 with drives from AKG Y50; Tribeca Performance (Esmooth 830) Ebony with drives from AKG K619;
Headphone Amp Inventory:
Original: Asus XONAR DG, Creative Omni 5.1, Fiio E10K, Topping TP32EX;
Modded: Nobsound/Douk/XY 6j9p 2x tube hybrid amp (Amperex JEP-6688, US tubes; LT1364 op amps)
SACD, FLAC, MP3 (high bit rate)
Kirin HiFi shielded low-noise OFC, original and self made
Computers with top notch PSU's, Powered amps behind UPS.
All, except: black metal (and similair), modern EDM, hip-hop&rap. Nevertheless even excluded styles are in my collection if music is well composed, vibrant, professionally mastered with good vocals and lyrics.
1.5m tropical fish tank with clown loaches as main stars
Applied math&IT expert. Grown hearing good gear and good music. Most relatives have talent in music.