Here is a transfer of a cassette released in 1979 featuring the celebrated veena maestro S Balachander and his disciple Gayathri Narayanan, accompanied by UK Sivaraman on mridangam and TH Vinayakaram on Ghatam.
Recorder: Sony PCM-M10 at 24bit/96kHz resolution
Software: Audacity and xAct.
Monitoring: Digital line out from a MacBook, Focal Spirit One headphones with Schitt Audio Asgard headphone preamp with 4490 DAC