This is the audio from a 1971 ARP synthesizers demo record.
Side A lays it on pretty thick, but Side B has some choice vintage synth music demos.
1971 promo demo disc from Arp Synthesizers featuring Pete Townshend from The Who, among others.
Second side of a 1971 promo demo disc from Arp Synthesizers, featuring the following tracks:
1. Dave Fredericks – Stinger
2. Roger Powell – Queene Enfineska
3. Roger Powell – Hermatic Enigma
4. Dave Fredericks – Mockingbird Hill