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A test probe, test prod, scope probe or test lead is a physical device used to link electronic test equipment to a device under test or DUT. They range from extremely easy, rugged devices to complex probes that are sophisticated, expensive, and delicate. A current probe generates a voltage proportional to a current in the circuit being determined; as the proportionality continuous is known, instruments that respond to voltage can be calibrated to indicate current. Current probes can be used both by determining instruments and oscilloscopes. To determine or display the modulating waveform of a modulated high-frequency signal, for example: an amplitude-modulated radio signal-a probe fitted with an easy diode de-modulator can be used. The probe will output the modulating waveform without the high-frequency carrier.

In-circuit test or ICT is an example of white box testing where an electrical probe tests a populated printed circuit board "PCB", checking for shorts, opens, resistance, capacitance, and other basic quantities which will show whether the assembly was correctly fabricated. It may be carried out with a bed of nails type test fixture and specialist test equipment, or with a fixture-less in-circuit test setup.

A function generator is typically a piece of electronic test equipment or software used to generate different types of electrical wave forms over a wide range of frequencies. Some of the most common wave forms created by the function generator are the sine, square, triangular and saw-tooth shapes. These wave forms can be either repetitive or single-shot which needs an internal or external trigger source. Integrated circuits used to generate wave forms may also be described as function generator ICs. Although function generators cover both audio and RF frequencies, they are typically not suitable for applications that need low distortion or stable frequency signals. When those characteristics are needed, other signal generators would be more appropriate. Some function generators can be phase-locked to an external signal source which may be a frequency recommendation or another function generator. Function generators are used in the development, test and repair of electronic equipment. For example, they may be used as a signal source to test amplifiers or to introduce an error signal into a control loop.

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Lot Of 10 GE RR7 NEW IN BOX

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LOT OF 5 Hubbell HBLPOB1 Powerport Portable Outlet Box Types 1 3R

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Lot Of 10 Cutler Hmaer EATON

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Lot of 4 170VA Heavy Duty Toroidal Transformers 120V Pri 24VAC 7Amps sec

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Square D Homeline HOM115PCAFI 15A Plug In Arc Fault Circuit Breaker Lot of 8 NEW

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LOT OF 5 SQUARE D HOM115PCAFI 15A 1 POLE 120v CIRCUIT BREAKER INTERRUPTER NEW

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ALL SIZES 1 FT 100 FT Black Expandable Wire Cable Sleeving Braided Tubing LOT

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ALL SIZES 1 FT 100 FOOT Split Wire Loom Polyethylene Tubing Marine Conduit LOT

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2 Lot Pack Voltage Protector Brownout Surge Refrigerator 1800 Watts Appliance

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Lot Of 10 BRN120DF Eaton 20 Amp 1 Pole Dual Function AFCI GFCI Circuit Breaker

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Split Wire Loom Conduit Corrugated Choose Hot Sizes Plastic Tubing Sleeve Lot

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Lot of 4 Mitsubishi Powerex CM400DU 24NFJ IGBT Modules 30kHz 70k 400A 1200V

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LOT OF 10 SQUARE D HOMELINE HOM120PCAFI ARC FAULT AFCI 20A PLUG ON NEUTRAL NEW

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2 LOT PACK APPLIANCE A C BROWNOUT VOLTAGE SURGE PROTECTOR 3600 WATTS VA

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Lot Quantity10 Eaton CHT2020 twin tandem 20a breaker type CH NEW in box

Lot Quantity10 Eaton CHT2020 twin tandem 20a breaker type CH NEW in box

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BlackBurn H tap Compression Connector WR 159 lot of 25 Free Shipping

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Square D Homeline 15 Amp AFCI HOM115PCAFI Lot of 3 Breakers With Plug On Neutral

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Lot of 8 RF 2SE1T11JB Relay SMA DC to 265 GHz 12 Volt DC Ducommun Ships F USA

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Lot of 10 SQUARE D QOB120 Bolt On Circuit Breaker 20 amp

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4 Lot Pack Refrigerator 1800 Watts Voltage Brownout Appliance Surge Protector

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 LOT OF 12  Hubbell CS8364L Twist Lock Female AC Connector 50A 250V

LOT OF 12 Hubbell CS8364L Twist Lock Female AC Connector 50A 250V

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