Цитата:" накоротко звенит "пищит.
" накоротко звенит "
7. DIODE AND BUZZER Diode: Testing Voltage about 2.8V, current about 1mA. The approximate forward voltage drop in mV will be displayed. Buzzer: The buzzer will sound when it is less than about 50 Ohm.
" накоротко звенит " ~ 0 Ohm