2 Results for "《 예약문의 OIO≡⑧④89≡83O⑥》레깅스룸비용㉩강남레깅스룸hearingБ레깅스룸강남레깅스룸선릉레깅스law 선릉레깅스ь레깅스룸비용Ψっ선릉레깅스룸two"

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.