Logic Tester Probe Pulser Analyzer CMOS Circuit Detecting TTL&DTL w/LED Light

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Logic Tester Probe Pulser Analyzer CMOS Circuit Detecting TTL&DTL w/LED Light
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100% Brand new and quality.
Connect RED clip to + terminal and BLACK clip to - terminal of the power source of the circuit under test. the supply voltage should not exceed 18v DC.
For TTL and DTL, set the upper select switch to the side marked "TTL". for COMS, set the upper select switch to the side marked "CMOS". contact the probe pin to the point to be tested, the LED's will indicate its logic states:
A: ALL LEDs OFF ---- HIGH IMPEDANCE
B: RED LED ON ------HIGH STATE [ 1 ]
C: GREEN LED ON --- LOW STATE [0 ]
D: ORANGE LED ON -- PULSE
For detecting and storing pulse or level transition set lower select switch to side marked " PULSE" first. contact the probe pin to the point to be tested. the LED's will indicate its basic state.
Then set the lower select switch to side marked " MEM", the orange LED will light when any pulse or level transition is detected. teh pulse direction, in comparison with the original basic state, can be determined. After use, reset logic probe by setting the lower select switch back to the side marked " PULSE"
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Delivery to the rest of the world usually takes 21~35 working days;
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Connect RED clip to + terminal and BLACK clip to - terminal of the power source of the circuit under test. the supply voltage should not exceed 18v DC. For TTL and DTL, set the upper select switch to the side marked "TTL". for COMS, set the upper select switch to the side marked "CMOS". contact the probe pin to the point to be tested, the LED's will indicate its logic states: A: ALL LEDs OFF ---- HIGH IMPEDANCE B: RED LED ON ------HIGH STATE [ 1 ] C: GREEN LED ON --- LOW STATE [0 ] D: ORANGE LED ON -- PULSE For detecting and storing pulse or level transition set lower select switch to side marked " PULSE" first. contact the probe pin to the point to be tested. the LED's will indicate its basic state. Then set the lower select switch to side marked " MEM",