Análisis de la app Mattheson Trio Sonatas para 9 de abril

　Mattheson's trio sonata practice app. Contains eight sonatas. SONATA Ⅰ (Op.1.Nr.8), SONATA Ⅱ (Op.1.Nr.9), SONATA Ⅲ (Op.1.Nr.5), SONATA Ⅳ (Op.1.Nr.3), SONATA Ⅴ (Op.1.Nr.10), SONATA Ⅵ (Op.1.Nr.6), SONATA Ⅶ (Op.1.Nr.4), SONATA Ⅷ (Op.1.Nr.7),    SONATA Ⅳ is famous because Frans Brueggen recorded it on CD. You can play each part, change the speed, and change the pitch (440Hz and 414Hz), so you can practice according to your situation. It’s Sounds quite real because it is a sampled sound source.