Flute - The Legend of Zelda (NES)
The Flute jingle plays when you use the flute AKA recorder.
The Famicom Disk System version plays the jingle on the RP2C33 expansion audio chip supplied with the Disk System.
The title comes from the Famicom 20th Anniversary - Original Sound Tracks, Vol.1 album. The song is track 11 in the NSF file.