Amprobe LP10B Logic-Probes - Manual (Page 13)

9
Input signal Levels LED’s BEEPER(LP25B)
Square Wave < 200 Hz HI and LO blinking Variable Tone
at frequency rate at frequency rate
Square Wave > 200 Hz HI and LO may or Variable Tone
may not be ON at frequency rate
Narrow Hi Pulse LO (Green) blinking Variable Tone
Low with POS pulse intensity depends on at frequency rate
pulse duty cycle
Narrow Lo Pulse HI (Red) blinking Variable Tone
High with NEG pulse intensity depends on at frequency rate
pulse duty cycle
PULSE/ PULSE uses the pulse detection modes listed above.
MEMory MEM allows the probe to capture a positive or negative pulse.
The YELLOW LED will come ON and stay ON until switch is reset to PULSE.
See page 11 for specifications.