That's a tremendous find Neil

They must be as rare as the old proverbial and the price somewhat bears that out...
And here's the player for it

- http://www.surrounddiscography.com
- radiomobilequadplayer.JPG (23.23 KiB) Viewed 1276 times
Shame quaraphonic never really took off.. It sounded magical...
Interestingly, in my CD research I discovered there was provision in the standard for quadraphonic CD Audio but it was never implemented...
I have one quardaphonic vinyl LP and I keep threatening to build a decoder for it so that i can enjoy it properly! Amongst the tracks is the 1812 Overture... That must sound fantastic in quad
