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Winschoten, The Netherlands

Forum Post Count:


Join Date:


Last Online:

5 hours, 17 minutes ago

About Me:

Tiemen is my birth certificate name. Theo my given name.

Interests (Hobbies, favorite activities, etc.):

Reading about news and music, listening to music, walking the dogs and dogs in general

What I do for a living:

A boring office job.


Headphone Inventory

-AKG K 272 HD, w/ DT 770 velour ear pads
-GermanMAESTRO GMP 250, w/ tape modded DT 770 velour pads, HD 650 recabled
-ZMF modified Fostex T50RP, w/ SRH1540 pads
-GermanMAESTRO GMP 8.300 D Professional, w/ HM5 pads
-BeyerDynamic DT 150 w/ MrSpeakers Dog pads
-AKG K 270 Playback, with SRH840 pads, HD 650 dual entry recabled
-Philips N 6330 Sextett MP, made by AKG

Sold/ auditioned/ broken/ given away:
MB Quart PMB 45 MK II
BeyerDynamic DT 880 Edition, 600 Ω, closed back, NoXter mod
MB Quart Phone 90 X
Philips N6330/99 = AKG K240 "sextett cardan" LP
Sennheiser HD 650
MB Quart K 800C
Philips N 6330 (Sextett LP, made by AKG)
BeyerDynamic DT 880 (vintage, 600 Ω)
Philips SBC HP830
BeyerDynamic DT 770 Manufaktur 600 Ω
BeyerDynamic DT 100, 400 Ω
Ultrasone Pro900 (thanks to Anouk)
M-Audio Studiophile Q40, recabled and modded by warrior05
Sony MDR-XB700
Sennheiser HD 380 pro
Sennheiser HD 555 (woodied and modded by QQQ)
Philips EM6721 Balanced Electret
AKG K 240 DF
Kenwood KH-K1000 (thanks to Anouk)
AKG K-400 EP
AKG K-400 LP
AKG K 140 Cardan
AKG K-401
AKG K-500 (thanks to REB)
Orthodome SR-3N
AKG K 601
Denon AH-D2000
BeyerDynamic DT 770 2005 consumer edition
Sennheiser HD 580
BeyerDynamic DT 770/80 Pro
Sony MDR-CD 1700
BeyerDynamic DT 231
AKG K 55
BeyerDynamic DT 531
BeyerDynamic DT 990 (vintage, 600 Ω)
AKG K271 Studio (twice)
AKG K240 Sextett MP (twice)
Sennheiser HD 457
Sennheiser HD 201


Headphone Amp Inventory

-Zigis Audio Lab Rock’n Glass, Class A Tube - MOSFET hybrid: GMP 250, GMP 8.300D, ZMF, K270 P
-QUAD headphone amp, made by a former TransTec employee: K 272, DT 150
-Denon PRA-1100: N 6330 MP

Sold/ given away:
Desktop HiFi CMoy M2, OPA2134 (Zigis Audio Lab)
Van Waarde single-ended OTL custom tube headphone amp
Musical Fidelity X-can V3
PWAmp H-1 (DIY solid state headphone amp)


Source Inventory

Pre-amplifier: Denon PRA-1100
Soundcard: ESI Juli@
MD deck: Sony MDS-JB 730QS
Cassettedeck: Denon DRM-800A
CD player: Philips CD 753 (modded)

Sold/ died:
Nakamichi CDP-2E
Marantz CD52 (modified)
Magnavox CDB 650
Sony SCD XB 940
Technics SL-PS 770A
Philips CD605
M-Audio Audiophile 2496 soundcard
Thorens TD 166 (modded), with Grado cartridge

Other Audio Equipment

Loudspeaker rig:
NAD receiver, JVC DVD player, Mission loudspeakers

Audio-Related Tweaks

I like to try different ear pads, even if they are not of the same brand.

Music Preferences

American roots music (Americana, folk, alt.country, rootsrock etc), rock and (indie)pop.

Interests (non-headphone)

I am a news junkie.
Autism has my interest as well, because I have a Autism Spectrum Disorder.

Tiemen's Recent Activity

(Uncheck the summary view to see ALL the gory details!) (Check the summary view to simplify the activity feed.)
Roll Call for Team AKG
Tiemen posted in this thread in Headphones (full-size) Today at 3:03 am | 1406 replies | 71533 views
Beyerdynamic DT 150: Bloody Brilliant!
Tiemen posted in this thread in Headphones (full-size) 5/24/15 at 4:08am | 1075 replies | 98702 views
ZMF x Vibro & ZMF Blackwood Discussion Thread.
Tiemen posted in this thread in Headphones (full-size) 4/28/15 at 12:06pm | 736 replies | 45413 views
Improvement From Beyerdynamic DT-150
Tiemen posted in this thread in Introductions, Help and Recommendations 4/19/15 at 12:26pm | 11 replies | 995 views
Tidal lossless listening test, what's going on here?
Tiemen posted in this thread in Sound Science 4/5/15 at 4:57am | 67 replies | 12375 views
Most disappointing headphone purchase
Tiemen posted in this thread in Headphones (full-size) 4/4/15 at 1:23pm | 316 replies | 34691 views
AKG K240 Sextett--Grado'd AKG?
Tiemen posted in this thread in Headphones (full-size) 4/3/15 at 1:36pm | 1119 replies | 162569 views
Size Matters - Earpad hole measurements for Over-ear Headphones....
Tiemen posted in this thread in Headphones (full-size) 3/13/15 at 2:42pm | 52 replies | 19242 views


Tiemen’s Photos

German Maestro GMP 8.300 D Professional
11 photos
Latest upload: May 13, 2010
recabled K270 Playback
4 photos
Latest upload: May 5, 2010
Van Waarde single-ended OTL custom headphone amplifier
10 photos
Latest upload: May 5, 2010
12 photos
Latest upload: Feb 15, 2015
62 photos
Latest upload: Dec 10, 2011

Tiemen’s Embedded Photos

Tiemen's photos in Review: ZMF Modified Fostex T50RP.   Superb!
4 photos
Latest upload: Sep 22, 2013
Tiemen's photos in K271S with Dog Pads - Match made in heaven!
6 photos
Latest upload: May 20, 2013
Tiemen's photos in REVIEW: Cool colorful genuine leather earpads for AKG K240 et al
3 photos
Latest upload: May 1, 2013
Tiemen's photos in German MAESTRO - Appreciation Thread
3 photos
Latest upload: Jun 9, 2014
Tiemen's photos in Beyerdynamic DT 150: Bloody Brilliant!
1 photo
Latest upload: Dec 9, 2014

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