This work is a new extended version of our publication “Application of continuous fast wavelet transform for signal processing”, London: Sciemcee Publishing, 2021, ISBN 978-1-9993071-9-6. The book presents practical examples of the use of continuous fast wavelet transform for signal processing and filtering in the form of laboratory works. The laboratory works are performed in an Excel spreadsheet. Dialog boxes are created in Visual Basic for Applications (VBA).