Colin Wonfor
02-12-2015, 14:57
These circuit uses Thyristors as memory devices (drawn as transistors) and auto selects active inputs with a SECA headphone section and power supply.
http://i1148.photobucket.com/albums/o580/colinwonfor1/listen%20auto%20find_zpseo4wwbkb.jpg
http://i1148.photobucket.com/albums/o580/colinwonfor1/listen%20psu_zpsntgj2reu.jpg
http://i1148.photobucket.com/albums/o580/colinwonfor1/listen%20basic%20inputs_zpsiw3ulpvv.jpg
http://i1148.photobucket.com/albums/o580/colinwonfor1/listen%20auto%20find_zpseo4wwbkb.jpg
http://i1148.photobucket.com/albums/o580/colinwonfor1/listen%20psu_zpsntgj2reu.jpg
http://i1148.photobucket.com/albums/o580/colinwonfor1/listen%20basic%20inputs_zpsiw3ulpvv.jpg