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Todd Krieger's Hundred dB Club System
IP Address: Last Update: July 24, 2020 at 06:20:05
Amplifier: Don Allen 8417 Single-Ended Monoblock Amplifiers (8 wpc)

Alternate amplifiers:
Don Allen 6W6 Push-Pull Stereo Amplifier (12 wpc)
Don Allen 6V6 Push-Pull Stereo Amplifier (10 wpc)
Don Allen 10 Single-Ended Triode Amplifier w James Output Transformers(3 wpc)
Don Allen 45 Single-Ended Triode Amplifier with James Output Transformers (2 wpc)
Jeff Larson 6384 Single-Ended Tetrode Amplifier (6 wpc)
Preamplifier (or None if Integrated): Don Allen Gen III Four-Tube Line Stage
Speakers: 15-Inch Eminence Coax (Seismic Audio T-Driver 16 ohm compression tweeter) with custom cabinet. Crossover re-built by Don Allen. 100 dB/w/m efficient.
CD Player/DAC: Don Allen-modified Philips CDC-935 (tube) 5-Disc CD Changer. With 1976 Voskhod 6N23P (Russian 6922) output tube.
Turntable/Phono Stage: Music Hall MMF-9 Turntable (stock)
VAS Refurbished Denon 103 phono cartridge with elliptical stylus.

*Turntable mat made with Home Depot vinyl tile (loose 12" x 12" x 3/16" stock, cut to mat size), covered with GEM-Dandy cork record mat. 115-gram record weight.

Ryan Sound Lab RSL phono stage with aftermarket Silk Audio step-up transformer, custom 1:10 with 100 ohm input impedance.
Other Source(s): Yamaha T-85 AM/FM tuner.

Tascam 122 MkII cassette deck (recording), Nakamichi CR-5A (playback).
Other Accessories/Room/Misc.:
Speaker Cables/Interconnects: #6 AWG Telco Flex IV/L4 Flex speaker cables.

Grover Huffman Empress, Dyson/Cardas coax, Morrow Audio V (new version), and Atlas Equator interconnect cables.

Audio Envy phono cables between turntable and step-up.
Other (Power Conditioner, Racks etc.): Zero Surge surge protection, Tripp-Lite voltage regulation, and OneAC CP1110 line conditioners. Volex 17604, Pangea, and CablesAndKits C5040072-BL (blue "stock") power cords. Topaz Line 2 Ferromagnetic Line Condition for CD player.
Tweaks: 3/4" Granite slabs atop speaker boxes, to damp top box vibrations. (Speakers themselves are internally braced at the side walls.)
Room Size (LxWxH): 15' x 18' x Inclined
Room Comments/Treatments: Behind the listening sofa, Home Depot 1" PVC pipe frame at 6' x 6', draped with Highland Feather Sussex Down king size blanket. (Knocks down slap echo in room, does not need wall mounts, and costs under $100.)
Music Preferences and Comments:
Music Used (Genre/Selections): Everything, from Vivaldi to Aleks Syntek.
System Goals/Comments: A low-powered high-efficiency system that recreates the live music experience.
System Strengths: Effortless dynamics with the "gestalt" of the real thing. Superior linearity. "Spooky" realism and dynamic scale. Seismic Audio T-Driver tweeter upgrade improves transparency, image specificity, and 3-D soundstage.

Enjoyable from multiple sources.

Whole system costs less than $5000.
System Weaknesses: Won't fix bad recordings.
Video/HT System: None
TV/Projector: Flat screen, perhaps. Maybe 10 years from now.
URL Link: http://www.youtube.com/watch?v=VxisCJHC9tY&fmt=22
Other Interests/Hobbies/Occupation: Sports- Tennis anyone??

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