Logic Probes & Pulsers

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                                                        LP-525K LOGIC PROBE KIT

Hand hold Digital Logic Probe provides convenient and precise use in the measurement of logic circuits. It displays logic levels (high or low), pulses and voltage transients down to 30 nanoseconds. High intensity LED readouts provide instant response to the logic state.

SPECIFICATIONS:

Input Impedance 100,000 ohms
Input overload protection 30V continuous 120V 10 sec
Logic threshold TTI Hi 2.3V Lo .8V Cmos Hi 70% Lo 30% of VCC
Response, better than 30 nsec
Pulse Detector 1.5 Mill sec pulse stretcher
Memory Built-in reset

 

• Memory hold circuit
• Easy to use, hand held
• Reverse polarity protection
• Input impedance 1000,000 ohms
• No batteries or power supply required
• Discriminates between DTL-TTL/CMOS


LP-525K........$15.95

          


                                                              LP-550 LOGIC PROBE

Audio and visual features, tests all logic families – TTL/LS and CMOS/MOS digital circuits. color coded LEDs indicate high, low or pulsed logic states. The high speed logic probe is capable of capturing pulses of 25nsec. Simultaneous tone output (high, low, or both).

SPECIFICATIONS:

Working Voltage DC4-16V
Current Consumption Max. 32mA at 5V
Frequency Response Max. 20MHz
Response Pulse Width Longer than 25 nsec.
Imput Impedance Min. 1MW
Input Overload Protection ± 250V DC/AC
Supply Voltage Protection ± 50V DC/AC
• High speed - 25nsec
• High & low tone output
• Color coded LEDs
• Input impedance 1M ohm



LP-550........$18.95


MODEL LP-900 LOGIC PROBE & PULSER

A unique two in one logic probe & pulser for troubleshooting and analysing logic circuits – simultaneous tone output (high, low or both).

SPECIFICATIONS - LOGIC PULSER

SPECIFICATIONS - LOGIC PROBE

Input Impedance 1 M ohm Input Impedance 1 M ohm
Frequency response Max 50MHz Pulse rate 0.5/400 Hz
Response Pulse width 10 nsec Pulse width 10µs
Simultaneous tone output high & low Power supply range 5-15VDC
Operating supply voltage 4VDC-18VDC Power supply protection
External sync input
20VDC

LP-900........$27.95


LP-425K LOGIC PULSER KIT

The Logic Pulser is a very effective tool for the inspection and repair of logic circuitry. It ca be used to directly inject a signal into a logic circuit without removing the IC or breaking the circuit. The LP-425K produces an output signal of up to 1 amp with a 2µ sec pulse width. It's a great help in isolating defective components.

SPECIFICATIONS:
a. Sync input impedance 1 M ohms
b. pulse repetion rate 0.5 pps/500 pps
c. pulse width in pulser output at 1000mA load 2 us
d. ouput current (1) pulser mode
(2) 90% pulse mode
100mA sink/source
.20mA sink/source
e. Power supply protection ± 5V/10 sec
f. Output protection ± 50V /1min

 

 

LP-425K..... Kit Form.......$15.95