Publications

TRANSFORMERS

2011: Menno van der Veen:
"Signal level and frequency dependent losses inside audio signal transformers and how to prevent those";
pdfpaper 8360, 130th AES Convention 2011 in London.


2007: Menno van der Veen:
"Low level audio signal transfer through transformers conflicts with permeability behavior inside their cores";
pdf122nd AES Convention 2007, Austria, paper 7125.


2004: Menno van der Veen:
“The Vanderveen MC10 Moving Coil Step-Up transformer”;
Click here to download the manual in pdfDutch or pdfEnglish”.


2003: Menno van der Veen & Piere Touzelet:
"New vacuum tube and output transformer models applied to the Quad II valve amplifier";
pdf114th AES Convention 2003, Amsterdam; paper 5748.


1998: Menno van der Veen:
“Modelling Power Tubes and their Interaction with Output Transformers”;
pdf104th AES Convention 1998, Amsterdam; paper 4643.


1997 : Menno van der Veen:
“Theorie en praktijk van Ringkern Uitgangstransformatoren”;
pdfRB Elektronica, Januari 1997, pp. 9-18.


1995 : Menno van der Veen:
“Ringkern Transformatoren voor Audio?”;
pdfRB Elektronica, Februari 1995, pp.28-33.


1994: Menno van der Veen:
“Theory and Practice of Wide Bandwidth Toroidal Output Transformers”
pdf97th AES Convention 1994, San Francisco, preprint 3887


AMPLIFIERS

2018: Menno van der Veen:
“TubeSociety 2A3-300B-SE Amplifiers (Part 2)”
pdfAudioXpress, May 2018, pp. 46-57


2018: Menno van der Veen:
“TubeSociety 2A3-300B-SE Amplifiers (Part 1)”
pdfAudioXpress, April 2018, pp. 50-59


2017: Menno van der Veen:
“Modern Tubes in the UL40-S2”;


2016: Menno van der Veen:
“Trans Adventures”;


2010: Menno van der Veen: 
“New record buffer isolates the MCML05 from its environment”;


2009: Menno van der Veen:
“Second modification of the line stage with ECC99 of the Vanderveen MCML05 pre-amplifier”


2009: Menno van der Veen:
“Improved drive of the UL40-S2 power valves in ST-mode plus auto-bias”;


2009: Menno van der Veen: 
“First modification of the MCML05 line stage; from ECC82 to ECC99”;


2008: Menno van der Veen:
“Auto-bias largely improves base and micro detail reproduction”;


2007: Menno van der Veen:
“Modify the UL40 Step by Step”;


2006: Menno van der Veen:
“Vanderveen PR20HE DIY-kit”;


2006: Menno van der Veen:
“TubeSociety TS-VV-2006 valve preamp”


2005: Menno van der Veen:
"Universal system and output transformer for valve amplifiers";
pdf118th AES Convention 2005, Barcelona; paper 6347.
This article is a compressed summary of “The Project”.


2005: Menno van der Veen:
“The Project”


2004: Menno van der Veen:
“MCML05 Service-Manual";
download in pdfDutch or pdfEnglish


2004: Menno van der Veen:
“Screen Grid Modification”;


2004: Menno van der Veen:
“Modify the UL40-S2 into a Super-Triode amplifier”;


 2001: Menno van der Veen:
“UL40-S2 service":
download the construction manual of the UL40-S2 in pdfDutch or pdfGerman or pdfEnglish


1987 : Menno van der Veen:
“H-Tech buizenbak; 100 W buizen-eindversterker”;
pdfRB Elektronica, September, pp. 26-27 en Oktober 1987, pp. 22-27


1985 : Menno van der Veen:
“Buizen-eindversterker van 40 W; de allerlaatste der Mohikanen?”;
pdfRB Elektronica, September 1985, pp.329-333.


LOUDSPEAKERS & AMPLIFIERS

2017: Menno van der Veen:
“What happens when the Damping Factor of an Audio-Amplifier is changed?”
pdfLab-studies.

 


MEASURING

2016: Menno van der Veen:
“All about the Vanderveen-Tentlabs-ARTA-2 measuring unit”;
Dutch language. Download Arta-2.zip-file with complete building information, inclusive PCB-gerber-files.

 


VARIOUS

2012: Menno van der Veen & Guido Tent:
“MEC-50 and MEC-100 miniature electronic chokes”
Download manuals in pdfDutch or pdfEnglish.


2011: Menno van der Veen & Guido Tent:
“Auto-bias module improved”;


2009: Menno van der Veen & Guido Tent:
“The E-choke”;
Download manuals in pdfDutch or pdfEnglish.


2008: Menno van der Veen & Guido Tent:
“Automatic valve bias module”;


2008: Menno van der Veen & Hans van Maanen:
"Non-linear distortions in capacitors";
pdf124-th AES Convention 2008, Amsterdam; paper 7500.


1983: Menno van der Veen:
“Gitariteiten“;
pdfRadio Bulletin, December 1982, pp. 505-508 en Januari 1983, pp. 20-24