This circuit that mimics the sound of the famous Scottish instrument was found in a Popular Electronics from the 90s. The components are still quite common today.
I found this circuit in an English magazine from July 1982. The circuit is still viable by using...
The circuit shown was found in the 1994 National Semiconductor's Linear Application Handbook. The...
This solar powered circuit was found in a 1991 documentation. The transistor is a general purpose...