Topic Tag: 415Hz Search for: Recorder Forum Home Page › Forum › Topic Tag: 415Hz Viewing topic 1 (of 1 total) Topic Voices Posts Last Post A=415 Hz mandatory for Baroque? Started by: Matteo Berra in: Recorder Makes, Models and Maintenance 8 13 January 13, 2021 at 1:51 pm Christopher Viewing topic 1 (of 1 total)