Room size 25x19x10 (living room). Main system, 2 channel. Digital sourced. 

Amps : Modwright LS100 tubed with NOS Philips 5AR4 rectifier & either Sophia Electric 6SN7s or NOS Sylvania 6SN7WGTA (1966 brown base)  Modwright KWA100SE power amp. Finale Audio 7189 (MK2) integrated amp with upgrades - Hashimoto transformers , DH Labs gold input , Mundorf Silver in Oil caps .  Amp comes with NOS Russian 6N14N-EB (7189s), and new production JJ 5AR4 rectifier and 12ax7s. I replaced the rectifier and 12ax7s with NOS RCA 5AR4 and GE 12ax7s.    Line Magnetic 518 integrated amp is tubed with stock 845s, I swapped in NOS Mullard 5AR4 rectifier, NOS Phillips 6L6GCs, NOS GE 12AX7s or Tungsol 5751s. I rotate between the Modwright, Line Magnetic & Finale Audio amps every 2 weeks , each easily drive the Daedalus Argos V2s ; each offer a different presentation and I enjoy them all.

Mojo Audio EVO DAC , SimAudio 260DT CD Transport; Wadia 171i transport, IPOD Classic , Channel Island Audio Linear Power Supply for Wadia 171i

Speakers : Daedalus Argos V2s

Isolation:  Daedalus DIDs - used under Line Magnetic 518ia ; VooDoo Iso Pods  under Modwright LS100 ,  isoAcoustics Orea Bronze under Finale Audio 7189 MK2 integrated amp , Mojo Audio EVO DAC and SimAudio 260DT CD Transport . Symposium Rollerblock Jrs under Wadia 171i Transport Herbies gliders under racks; Daedalus Speaker Isolation Devices under the Argos. Home made wood speaker cable elevators; AudioQuest and Cardas RCA caps

Cables: IC is Acoustic BBQ Double Helix RCA  between DAC and preamp, or integrated depending upon which amps I am using; Silnote Orion RCA between preamp and power amp.Power cables are Audio Art Cable Statements on power amp, integrated amps , and CD Transport; Power 1 ePlus cryo on preamp and DAC;  Acoustic BBQ Double Helix SPDIF digital cable,  Clear Day speaker cables. LessLoss Firewall for Speakers.

Blue Circle BC6000 power conditioner; Shunyata Defender

GIK Acoustic floorstanding panel against the wall behind each speaker

2nd system residing in upstairs family room - 23x20.6x10 - not pictured  -  Ayon Audio Spirit 2 tube  integrated amp tubed with Gold Lion KT88s , NOS RFT ECC82s & RCA 12AU7s, Cambridge Audio CXC transport or Wadia i171 for IPOD Classic, Modwright Elyse DAC tubed with NOS Mullard 5AR4 rectifier & either NOS Phillips or Mazda 6922s.,Silnote Poseidon 2 digital cable , Acoustic BBQ Double Helix RCA   ;  Silnote Audio & Audio Art Cable power cables, Clear Day speaker cables, JM Reynaud Offrande Supreme 2 speakers. BC Thingee power conditioner; Shunyata Venom Defender; IsoPods under DAC, Symposium Rollerblock Jrs under Wadia 171i Transport .Home made wood speaker cable elevators , Core Audio amp stand for Integrated amp; butcher block with spikes stand for DAC