History
11 May 2021: Instruction day PTD at HMC.
Location: HMC Amsterdam.
20 - 22 September 2020: 3 Day Course Precision Touch Design Theory, Online.
Location: from Pietjouw Piano Atelier, Oude-Tonge, The Netherlands.
23 - 25 March 2020: Practical Information 3 Day Course Precision Touch Design Theory.
Location: Alfred Jahn GmbH & Co. KG, Grub am Forst, Germany.
13 March 2020: Instruction day PTD at HMC.
Location: HMC Amsterdam.
24/25 February 2020: 2 Day Course Precision Touch Design Piano, Theory and Practice.
Location: Fletcher & Newman, Sevenoaks, UK.
9 - 11 September 2019: 3-day course “Theory”.
Location: Piano Sigrist, Hinwil, Switzerland.
10 April 2019: Instruction day PTD at HMC.
Location: HMC Amsterdam.
26 - 28 March 2019: 3-day course “Theory”.
Location: Jahn Pianoteile, Grub am Forst, Germany.
25 March 2019: PTD- day for Masterclass.
Location: Oscar Walckerschule, Ludwigsburg, Germany.
17 - 19 November 2019: PTD-days 2018 with 10-years PTDAE anniversary concert.
Location: Piano’s Maene, Ruiselede, Belgium.
10 - 12 September 2018: 3-day course “Theory”.
Location: Pietjouw Pianoatelier, Oude Tonge, The Netherlands.
23 - 25 / 27 April 2018: 3-day course “Theory”and 5-day course “Theory and Practice”.
Location: Jahn Pianoteile, Grub am Forst, Germany.
11 - 13 April 2018: Presentation on Frankfurter Musikmesse (with Jahn Pianoparts).
Location: Frankfurt, Germany.
4 April 2018: PTD- day for 3rd year students HMC pianotechniek.
Location: Amsterdam, The Netherlands.
8 - 10 February 2018: 1-day course and 3-day course “Theory”.
Location: Musik Hug, Bülach, Switzerland.
10 May 2017: PTD-day for 3rd-year students HMC pianotechniek.
Location: Amsterdam, The Netherlands.
18 - 22 April 2017: 5-day course “Theory and Practice”.
Location: Piano’s Maene, Ruiselede, Belgium.
5 - 7 April 2017: Presentation on Frankfurter Musikmesse (with Jahn Pianoparts).
Location: Frankfurt, Germany.
27 - 28 November: Yearly PTD days for PTD Technicians and Installers.
Location: Leendert van der Waal – Piano´s & Vleugels, Randwijk, The Netherlands.
24 - 28 October: 5-day course “Theory and Practice”.
Course exclusively for members of the NPMB.
Location: Nieuw Weerdinge, The Netherlands.
24. Mai 2016: PTDAE Team day
Location: Oude Tonge,The Netherlands.
16 - 18 April 2016: Presentation with stand during VvPN meeting.
Location: Den Dolder, The Netherlands.
7 and 8 April 2016: Presentation on Frankfurter Musikmesse (with Jahn Pianoparts).
Location: Frankfurt, Germany.
16 March 2016: PTD- day for 3rd year students HMC pianotechniek.
Location: Amsterdam, The Netherlands.
8 - 10 February 2016: 3-day course “Theory”.
Location: Guildhall School of Music and Drama, London, Great Britain.
9 - 13 November 2015: 5-day course “Theory and Practice”.
Course exclusively for members of the NPMB.
Location: Nieuw Weerdinge, The Netherlands.
22 - 24 October 2015: 3-day course “Theory”.
Organised by Schweizer Verband der Klavierbauer und -stimmer (SVKS).
Location: BBZ Arenenberg, Arenenberg 1, 8268 Salenstein, Switzerland.
28 September - 2 October 2015: 5-day course “Theory and Practice”.
Course exclusively for members of the NPMB.
Location: Oude Tonge, The Netherlands.
16 - 18 March 2015: 3-day Course"Theory" and Follow-up course “Practice”.
Location: Taffijn Pianosupply, Gooik, Belgium.
11 March 2015: PTD- day for 3rd year students HMC pianotechniek.
Location: Amsterdam, The Netherlands.
25 February 2015: PTD- day for Masterclass.
Location: Oscar Walckerschule, Ludwigsburg, Germany.
1 - 2 February 2015: Yearly PTD days for PTD Technicians and Installers.
Location: Wim Feldhaus Pianoservice, Nieuw Weerdinge, The Netherlands.
10 November - 14 November 2014: 5-day course “Theory and Practice”.
Location: Pietjouw Pianoatelier, Oude Tonge, The Netherlands.
15 t/m 19 July 2014: Reading about Excel PTdesign programm and PTD during the Piano Technicians Guild Convention in Atlanta.
Location: Atlanta, USA.
30 May 2014: Reading during yearly convention BDK.
Location: Berlin, Germany.
25 and 26 April 2014: PTD Reading during Nordic Piano Convention 2014.
Location: Roskilde, Denmark.
6 April 2014: Presentation during VvPN meeting.
Location: Taffijn Pianosupply, Gooik, Belgium.
11 - 14 March 2014: Presentation on Frankfurter Musikmesse (with Jahn Pianoparts).
Location: Frankfurt, Germany.
4 March 2014: PTD- day for 3rd-year students HMC pianotechniek.
Location: Amsterdam, The Netherlands.
24 - 26 February 2014: 3-day PTD course “Theory” combined with 3-day PTD Follow-up course “Practice”.
Location: Jahn Pianoteile, Grub am Forst, Germany.
28 October - 1 November 2013: 5-day course “Theory and Practice”.
Location: Pietjouw Pianoatelier, Oude Tonge, The Netherlands.
10 - 12 June 2013: 3-day course “Theory”.
Location: Jahn Pianoteile, Grub am Forst, Germany.
9 June 2013: Yearly PTD day for PTD Technicians and Installers.
Location: Jahn Pianoteile, Grub am Forst, Germany.
2 May 2013: Reading during PTA Convention 2013 with David Stanwood (VS).
Location: Bournemouth, Great Britain.
10 and 11 April 2013: Presentation on Frankfurter Musikmesse (with Jahn Pianoparts).
Location: Frankfurt, Germany.
26 - 28 November 2012: 3-day follow-up course “Practice”
Location: Pietjouw Pianoatelier, Oude Tonge, The Netherlands.
29 October till 2 November 2012: 5-day course “Theory and Practice”.
Location: Wim Feldhaus Pianoservice, Nieuw Weerdinge, The Netherlands.
27 September 2012: 1-Day course.
Location: Pietjouw Pianoatelier, Oude Tonge, The Netherlands.
24 - 26 September 2012: 3-day course “Theory”.
Location: Pietjouw Pianoatelier, Oude Tonge, The Netherlands.
02 - 04 July 2012: 3-day course “Theory”.
Location: Nottingham, Great Britain.
4 - 6 June 2012: Readings during Europiano Congres 2012.
Location: Amersfoort, The Netherlands.
3 June 2012: Yearly PTD day for PTD Technicians and Installers.
Location: Henk Hupkes Piano’s, Zeist, The Netherlands.
21 - 23 March 2012: Presentation on Frankfurter Musikmesse (with Jahn PianoParts).
Location: Frankfurt, Germany.
19 March 2012: PTD- day for 3rd-years students HMC pianotechniek.
Location: Amsterdam, The Netherlands.
8 - 10 March 2012: Readings by Norbert Abel and PTDAE about hammerheads and touch.
Location: Heckscher & Co Pianoparts, London.
27 - 29 February 2012: 3-day course “Theory” organized from BDK.
Location: Jahn Pianoteile, Grub am Forst, Germany.
22 - 24 August 2011: 3-day course “Theory”.
Location: Wim Feldhaus Pianoservice, Nieuw Weerdinge, The Netherlands.
18 April 2011: PTD-day for PTD-Agents, – Technicians and – Installers.
Location: Pietjouw Pianoatelier, Oude Tonge, The Netherlands.
6 and 7 April 2011: Presentation on Frankfurter Musikmesse (with Jahn PianoParts).
Location: Frankfurt, Germany.
14 March 2011: PTD- day for 3th years students HMC pianotechniek.
Location: Amsterdam, The Netherlands.
25 and 26 March 2010: Frankfurter Musikmesse with Jahn Pianoteile.
Location: Frankfurt, Germany.
7 - 9 February 2011: 3-day course “Theory”.
Location: Oscar Walker Schule, Ludwigsburg, Germany.
21 October 2010: 1-Day course “Introduction and Analysis”.
Location: Pietjouw Pianoatelier, Oude Tonge, The Netherlands.
18 - 20 October 2010: 3-day course “Theory”.
Location: Pietjouw Pianoatelier, Oude Tonge, The Netherlands.
13 May 2010: Reading at BDK convention (Bund Deutscher Klavierbauer).
Location: Braunschweig, Germany.
26 and 27 April 2010: PTD-days for Netherlands PTD-Installers.
With David Stanwood.
11 April 2010: Reading at VvPN-meeting
Location: Hotel Braams, Gieten, The Netherlands.
10 April 2010: 1-Day course at Seminar-meeting VvPN.
Location Wim Feldhaus Pianoservice, Nieuw Weerdinge, The Netherlands.
25 and 26 March 2010: Presentation on Frankfurter Musikmesse (with Jahn PianoParts).
Location: Frankfurt, Germany.
18 July 2009: Meeting with Amercian PTD Installers Piano Technicians Guild Convention.
Location: Grand Rapids, Michigan, USA.
27 May 2009: Reading during the Europiano Congres 2009.
Location: Hradec Kralové, Czech Republic.
12 May 2009: 1-Day seminar for Dutch Piano technicians.
Location: Amsterdam, The Netherlands.