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DrBob's Logos 47 / Bird nest studio System
IP Address: Last Update: January 30, 2014 at 18:56:57
Amplifier: Dynaco Mark III monoblocks w/ Shannon Parks "Posiedon" boards w/ AudioCaps, 5 Henry input chokes, Authenticaps, Cardas rhodium posts and jacks, full rebuilds.
Preamplifier (or None if Integrated): PAS 3 total rebuild w/ classic 1956 RCA long-range

Dynaco PAS 3A redone w/ RCA Orthophonic linestage circuit (12au7)w/o feedback, Blackgate caps, etc.; custom RCA Orthophonic phono stage w/ huge Blackgates, etc. Separate Cardas Rhodium outs to monoblock amps and sub amps; 24db crossover between subs and full-range mains.
Speakers: Zu Druid (piano black), two M&K V-2b subwoofers w/ Superfast Deep Bass driver replacements; alternative system has Large Advent X4 w/hardwired AudioQuest Indigo wire, recapped, stuffed with virgin wool, tweeter fried egg plus silk dome, inverted
CD Player/DAC: Panasonic F86 (dvd-audio)--amazingly enough!
Turntable/Phono Stage: Technics SP-15 w/ AT440MLA cart; Phillips GA212 w/ Sure v15RS; new custom built RCA Orthophonic phono stage customized with very large Blackgate capacitors--by Larry Yeatts
Other Source(s): Dynaco Tuner FM3
Other Accessories/Room/Misc.:
Speaker Cables/Interconnects: Zu Ibis speaker cables; Mark Levinson speaker cables+cutom built Litz wire augmentation
Other (Power Conditioner, Racks etc.): Isolation transformer, rebuilt Monster PLC w/ time delay, variac for monoblock amps, 4-level 68"x22"x3" EdenSound (Dan Sherbrook) rack of Australian myrtle, American myrtle, and American maple.
Tweaks: TUBES: sylvania blackplate triple mica angled getter 5751, CBS-Hytron 5814 blackplates, gec Gold Lion KT88 reissues x4, Synergy-Create 5ar4 x2, NOS Siemans 12ax7 or Raytheon phono stage, Mullard
Room Size (LxWxH): 26 x 18 x 8
Room Comments/Treatments: speaker backs face off open balcony with 9 ft. drop and 18 ft. distance to back windows--no reflection.
Music Preferences and Comments:
Music Used (Genre/Selections): jazz, classical/serious, pipe organ, blues, vocal, rock, avant garde, world
System Goals/Comments: Great compromise system consistently by audio builder/engineer group. Next--vibration elimination to see if focus and detail can be upped.
System Strengths: Hearing is believing...can tricked out vintage really do this? Pressurizes the house, bass detailed and effortless.
System Weaknesses: dac upgrade needed
Video/HT System: Separate

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