Audio Asylum - Inmate Systems

hagustos's Main System
IP Address: 195.174.210.85	Last Update: January 14, 2012 at 12:45:22
Amplifier:	Highly modified (different op points, upgraded cathode and coupling caps and resistors, input sockets, binding posts etc...) Sun Audio SV 300BE SET with Tamura transformers and choke. 5 watts per channel DIY Gainclone amp with separate PS and volume controls for computer HiFi 25 Watts per channel. A DIY Headphone Amp with 12AU7/ECC82 tubes + mosfets added to the system in 01/2012
Preamplifier (or None if Integrated):	DIY line preamp using triode wired Tele EF804 tubes, EZ81 rectifier and pi filter with 10H choke power supply.I built a different one with 12BH7A tubes lately and now prefer using it,it seems to sound a little bit better.
Speakers:	Triangle Octant dipole loudspeakers. 94dB sensitivity, nearly fullrange paper midrange driver crossing over to three paper bass drivers at 120Hz and to titanium tweeters at 7kHz.All the drivers even tweeters are working as dipole. Large Advent 2's for computer HiFi.
Sources:
CD Player/DAC:	Arcam CD92 with DSC RingDac E-MU 0404 USB audio interface (AD-DA Dac and headphone amp plus pro features) for computer HiFi
Turntable/Phono Stage:	A Modified DD Quartz Turntable motor and electronics used as motor source and control and it's original aluminum platter which is coupled with bolts to the newly made delrin platter, drives main TT's delrin platter with silk thread.Main TT has Teres bearing and Moerch UP4 Tonearm with Denon DL 103 cartridge. Denon 103 was modified lately also with homemade rosewood cartridge body. SUT is DIY with Cinemag transformers. Second Turntable is Revox B791 DD Linear Tracking TT. Phono stage is Sun Audio SVPE 700CR tube passive RIAA with Tamura transformers and chokes.
Other Source(s):	Laptop Computer for Flac files through EMU 0404 USB DAC.Foobar2000 player with Asio can play Hi-Rez up to 24/192 files.
Other Accessories/Room/Misc.:
Speaker Cables/Interconnects:	Audioquest blue speaker cables, Cardas Microtwin 300B interconnects, Tasker data transmission cable for SUT.Audioquest Sidewinder interconnect.
Other (Power Conditioner, Racks etc.):	Rigid welded steel stand for TT and Sun 300BE
Tweaks:	Dedicated power line for the listening room. All the equipment have rigid metal coupling feet.
Room Size (LxWxH):	4m x 2,5m x 2,70m
Room Comments/Treatments:	Some damping foam behind the speakers on tweeter level.
Music Preferences and Comments:
Music Used (Genre/Selections):	Canterbury, Progressive Rock, Jazz, Folk, 20th Century Classic
System Goals/Comments:	Tone, true natural timbres, stable images(since I listen nearfield I don't care soundstage), see through transparency and clarity, in the room presence and not to be sluggish
System Strengths:	I almost managed to get most of my system goals by fine tuning my system components
System Weaknesses:	Not a weakness for my preferences, but if someone likes room shaking bass, this system may not satisfy him/her for the frequencies below 40Hz.
Video/HT System: None
Other Interests/Hobbies/Occupation:	Play guitar, motorsports, basketball, been a Dentist but now retired.