EC81 Description
page 1 2 3 4 5 6 7 8 9 EC81 sheet 1 2 3 4 5 6 7 8 FP date 1968.12 1968.12 1968.12 1968.12 1968.12 1968.12 1968.12 1970.01.
EC81 is S.Q. Tube manufactured by Philips Semiconductors.
page 1 2 3 4 5 6 7 8 9 EC81 sheet 1 2 3 4 5 6 7 8 FP date 1968.12 1968.12 1968.12 1968.12 1968.12 1968.12 1968.12 1970.01.