Elenco Logic Probe model LP-560

Features:

• Tests all logic families (TTL, LSI, CMOS, Etc.)
• Captures pulses to 25ns (20MHz)
• Audio beeper, two sounds, High and Low
• Memory function

Specifications:

• Working Voltage: 4-18VDC
• Frequency Response: 20MHz
• TTL:
  • Logic "1" (HI LED) >2.3 ±0.2VDC
  • Logic "0" (LO LED)
  • CMOS
    • Logic "1" (HI LED) >70% Vcc ±10%
    • Logic "0" (LO LED)
    • Minimum Detectable Pulse Width: 25ns
    • Input Impedance: 1MΩ
    • Input Overload Protection: ±220VAC/DC 15s
    • Supply Voltage Protection: ±20VDC
    • Pulse Indicator Flash Time: 500ms
    • Operating Temperature: 32° - 122°F
    
    
    QTY: 1 Probe