RT Journal Article SR Electronic A1 MILLY, Miron T1 REALIZATION OF THE PRODUCT AND SHARE OF THE ELECTRIC SIGNALS JF Trends in education YR 2010 VO 3 IS 1 SP 527 OP 530 UL https://tvv-journal.upol.cz/en/artkey/tvv-201001-0123.php AB The paper deals with some ways of realization the multiplication operation of two electric signals, using various types of analog multipliers, and realization the division operation of these signals, with application the analog multiplier, that is connected in the circuit feedback of the operation amplifier (OA).