2 Results for "《 예약문의 OIO≡⑧④89≡83O⑥》선릉레깅스룸㉹ベgrace레깅스룸Ｓ선릉레깅스룸선릉레깅스е я레깅스룸비용superstition 강남레깅스룸′강남레깅스§８fetch"

Extremely simple metal detector with a discriminatory function

Flip-Flop design with just one transistor. Nice for transistor-CPU's ! The principle can also be used for vacuum tube flipflops.