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Cincinnati, OH and Washington, DC

Forum Post Count:


Join Date:


Last Online:

2 hours, 34 minutes ago

About Me:

AKA "OverKill"

What I do for a living:

IT Specialist

Headphone Inventory

Have now:
HiFiMan: HE-6 (Hardwired with Norse Audio Reign 24 cable)
Sennheiser: HD800 (Black on Black and Hardwired with SAA Endorphin cable)
HiFiMan: HE-560 - mods coming

Stax: SR-007 Mk1
Audez'e: LCD-3
Beyerdynamic: T1
Fostex: TH-900
Audez'e LCD-2.2
Grado GS1000i
Thunderpants TP1
Bluemonkeyflyer BMF
T70 (J$ Leather pads)
LFF's Paradox
Mr. Speakers Mad Dogs (Dog Pads)
Ultrasone Edition 8's
Ultrasone Pro 900
Shure SRH1840
Shure SRH940
Sennheiser HD800
HiFiMan HE-6
HiFiMan HE-500
HiFiMan HE-4
HiFiMan HE-5LE
Denon D5000
Denon D2000
AKG K701
AKG K601
AKG Q701
Sennheiser HD600
Sennheiser HD650
Audio Technica ATH-AD2000
Denon: AH-D7000 (2012 edition)
AKG: K702 65th Anniversary Edition
Audio Technica: ATH-W3000ANV
Audio Technica ATH-AD2000X (L3000 Pads)
Mr. Speakers: Mad Dog 3.2 (Custom Red)
HiFiMan: HE-5
Mr. Speakers: Alpha Dog

Headphone Amp Inventory

Have now:
Eddie Current 445
(WE 417A) (Sophia Electric 45 mesh plate w/ ceramic base) (EML 45 Mesh plate)

Audio-GD Master 10

In the Works. (Where is my Damn Amp?)
KGSSHV-DX (2013)

First Watt F1J
Headamp GS-X mk2
HiFiMan EF-6
4 Channel, Fully Balanced βeta 22 w/ Dual Sigma22 (YBM)
Headamp GS-1 (w/DACT Attenuator)
Balanced CK²III (YBM)
Bryston BHA-1
Burson HA - 160D
Emotiva a-100 mini-X = X 2
Balanced M^3 (YBM) - (AD8597 or ADA4627-1 op amps)

Source Inventory

Music Server:
Custom C.A.S. /w J. River MC 20
Custom TeraDak 3 output LPSU
Mini-Client 2500 - http://atechfabrication.com/produ...
Mass Storage 2500 - http://atechfabrication.com/produ...

Red Wine Audio Black Lightning - http://redwineaudio.com/component...

AMR DP-777 (Duelund VSF Black Cast Capacitors)
Audio-gd Master 7 w/ HDMI i2S

Berkeley Audio Alpha USB
Mutec MC-3+ Smart Clock (Looking) http://www.mutec-net.com/product_...#discussion

(Preamp) Alpha20 Balanced pre amp w/ Dual Sigma22 - (SWA)
Audio-gd Master 7
PerfectWave DAC MKII
SOtM dX-USB-HD USB Converter
NAD m51 Direct Digital DAC
Buffalo III (PB&J) http://pbandjaudio.blogspot.com/
John Kenny Ciunas DAC
iFi iUSB​
John Kenny Ciunas Converter

Cable Inventory

Cabledyne Reference Silver Analog and Digital Interconnects.

Audio-Related Tweaks

All Rigs start with:
J. River 20 * Custom C.A.S. and the Berkeley Audio Alpha USB.

Audio-GD Master 10 and the HE-6

Eddie Current 445 and the HD800

preproman's Recent Activity

(Uncheck the summary view to see ALL the gory details!) (Check the summary view to simplify the activity feed.)
The Official Eddie Current 445 Thread
preproman posted in this thread in High-end Audio Forum Today at 6:37 pm | 457 replies | 19419 views
The (new) HD800 Impressions Thread
preproman posted in this thread in High-end Audio Forum Today at 1:30 pm | 15398 replies | 682422 views
Audiobyte Hydra X + with Nad M51 Dac
preproman posted in this thread in Dedicated Source Components Today at 1:29 pm | 8 replies | 85 views
Sony's new flagship 2014 - MDR-Z7
preproman posted in this thread in Headphones (full-size) Today at 12:19 pm | 3498 replies | 336890 views
Metrum Acoustics Aurix
preproman posted in this thread in Headphone Amps (full-size) Yesterday at 8:13 am | 51 replies | 2944 views
The Stax Thread III
preproman posted in this thread in High-end Audio Forum Yesterday at 7:45 am | 3728 replies | 189196 views
HifiMAN HE-6 Planar Magnetic Headphone
preproman posted in this thread in High-end Audio Forum Yesterday at 6:42 am | 15252 replies | 791333 views
Audio-Gd Master 7 - Discrete Fully Balanced DAC (PCM1704)
preproman posted in this thread in Dedicated Source Components 11/23/14 at 4:48pm | 2306 replies | 173462 views
Amps that can drive the HiFiMan HE-6 planar headphones
preproman posted in this thread in High-end Audio Forum 11/21/14 at 3:07pm | 3427 replies | 228180 views


preproman’s Photos

preproman's photos in Our Desktop Rigs (Community Gallery)
2 photos
Latest upload: Dec 10, 2012
preproman's photos in Desktop Headphone Amps (Community Gallery)
5 photos
Latest upload: Dec 10, 2012
21 photos
Latest upload: Jul 26, 2014
65 photos
Latest upload: Sep 29, 2014

preproman’s Embedded Photos

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preproman's photos in Susy Dynahi Builders
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Latest upload: Sep 9, 2014
preproman's photos in Eddie Current's upcoming SS amp called Red Top ?!
4 photos
Latest upload: 4 days ago
preproman's photos in Favorite classical SOUNDTRACKS
3 photos
Latest upload: Aug 6, 2014
preproman's photos in Why would those with HE-6 prefer speaker amps?
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Latest upload: Jul 15, 2014
preproman's photos in The Official Eddie Current 4-45 Thread
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Latest upload: Nov 17, 2014

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