Welcome to my guestbook, where you can see what previous visitors think about this site and my projects and articles. Many thanks to everyone who has left messages - your feedback really is appreciated!

Guestbook entries from November 2019 (1)

    • Anastasios
    • France
    • 6 November, 2019

    Your site is the most insightful, exciting read since Douglas Self's Small Signal Audio. The breadth and depth of knowledge here is awe inspiring and plain inspiring. Thank you so much for sharing and keep up the great work.