Hallelujah (L.Cohen) Duophonic - Feat. Share School Vicenza [Official video HD]
Duophonic - Acoustic Session [Official Video HD]
Rundgang durchs duophonic Studio
Beach Boys - God Only Knows (Duophonic stereo)
Hallelujah but it's just intonation
Duophonic
Duophonic "Spiral of Time" (live)
加山雄三 : 1962 : 青い月影 (Duophonic Stereo Ver)
The Hitmakers : 1966 : Stop The Music ( Duophonic Stereo Ver )
Jannicke - Hallelujah !
Imagine - and stay at home ...
Hallelujah :)
川畑文子 - ラモナ (Duophonic)
Cory Henry with the ARP ODYSSEY
Capitol Records "Duophonic" Demonstration Record
Duophonic Live Sessions #001
hallelujah cover
Valentina e Federico "Hallelujah"
Duophonic - This World (Single)
Chissà