Circuit Powered Logic Probe with Audio Beeper, TTL and CMOS, 20MHz Max Frequency

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This circuit-powered beeping logic probe is designed for troubleshooting fast logic circuits. It features TTL and CMOS compatibility, switch-selectable pulse detection or pulse mem ory function, LED indicators for Hi and Low, and Pulse/Memory, minimum pulse width detection of 30 nanoseconds and a maximum input frequency of 20MHz. Features: Circuit powered logic probe designed for troubleshooting fast logic circuits Tests TTL and CMOS logic families Minimum pulse width detection of 30 nanoseconds and a maximum input frequency of 20MHz Two sound audio beeper and LED indicators for Hi and Low Switch-selectable pulse detection or pulse memory function Electrical Specifications: Power Supply: 5-15Vdc Power Supply Protection: 20VDC/VAC Maximum Input voltage: 40VDC/VAC (duration Show more