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A test probe, test prod, scope probe or test lead is a physical device used to connect electronic test equipment to a device under test or DUT. They range from very simple, rugged devices to complex probes that are sophisticated, expensive, and fragile. A current probe generates a voltage proportional to a current in the circuit being measured; as the proportionality constant is known, instruments that respond to voltage can be calibrated to indicate current. Current probes can be used both by measuring instruments and oscilloscopes. To measure or display the modulating waveform of a modulated high-frequency signal, for example: an amplitude-modulated radio signal-a probe fitted with a simple 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 performed 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 usually 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 produced by the function generator are the sine, square, triangular and saw-tooth shapes. These wave forms can be either repetitive or single-shot which requires 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 usually not suitable for applications that need low distortion or stable frequency signals. When those traits are required, other signal generators would be more appropriate. Some function generators can be phase-locked to an external signal source which may be a frequency reference 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.

Ground RodDia

Ground RodDia 5 8 In8 Ft L 615880

Ground RodDia 5 8 In8 Ft L 615880

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20 AWG

20 AWG Gauge Stranded Hook Up Wire Kit 25 ft Each 00320 Dia UL1007 300 Volts

20 AWG Gauge Stranded Hook Up Wire Kit 25 ft Each 00320 Dia UL1007 300 Volts

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150FT Fiberglass

150FT Fiberglass Fish Tape Reel Puller Conduit Ducting Rodder Wire Cable Dia4mm

150FT Fiberglass Fish Tape Reel Puller Conduit Ducting Rodder Wire Cable Dia4mm

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50 Pcs

50 Pcs PG135 Black Nylon Waterproof Cable Gland 6 12mm Dia w Lock Nut

50 Pcs PG135 Black Nylon Waterproof Cable Gland 6 12mm Dia w Lock Nut

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18 AWG

18 AWG Gauge Stranded Hook Up Wire Kit 100 ft Each 00403 Dia UL1015 600 Volts

18 AWG Gauge Stranded Hook Up Wire Kit 100 ft Each 00403 Dia UL1015 600 Volts

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20x 7

20x 7 16 Dia Red Pilot Light Lens Cap LC12RN2 310RN Dialight 162 Series New

20x 7 16 Dia Red Pilot Light Lens Cap LC12RN2 310RN Dialight 162 Series New

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Silver Ag

Silver Ag Sputtering Target 9999 purity

Silver Ag Sputtering Target 9999 purity

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NVENT ERICO

NVENT ERICO 615880 Ground RodDia 5 8 In8 Ft L

NVENT ERICO 615880 Ground RodDia 5 8 In8 Ft L

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20x LC12RT2

20x LC12RT2 7 16 Dia Red Pilot Light Lens Cap 310RT Dialight 162 Series New

20x LC12RT2 7 16 Dia Red Pilot Light Lens Cap 310RT Dialight 162 Series New

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Titanium Oxide

Titanium Oxide black TiOx Sputtering Target 9999 purity

Titanium Oxide black TiOx Sputtering Target 9999 purity

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3 4

3 4 Dia Black Shrink Tubing 100 ft spool

3 4 Dia Black Shrink Tubing 100 ft spool

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3 4

3 4 Dia Blue Shrink Tubing 100 ft spool

3 4 Dia Blue Shrink Tubing 100 ft spool

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3 4

3 4 Dia Yellow Shrink Tubing 100 ft spool

3 4 Dia Yellow Shrink Tubing 100 ft spool

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3 4

3 4 Dia Green Shrink Tubing 100 ft spool

3 4 Dia Green Shrink Tubing 100 ft spool

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3 64

3 64 Dia Green Shrink Tubing 100 ft spool

3 64 Dia Green Shrink Tubing 100 ft spool

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3 64

3 64 Dia Yellow Shrink Tubing 100 ft spool

3 64 Dia Yellow Shrink Tubing 100 ft spool

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3 32

3 32 Dia Blue Shrink Tubing 100 ft spool

3 32 Dia Blue Shrink Tubing 100 ft spool

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3 64

3 64 Dia Red Shrink Tubing 100 ft spool

3 64 Dia Red Shrink Tubing 100 ft spool

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3 16

3 16 Dia Yellow Shrink Tubing 100 ft spool

3 16 Dia Yellow Shrink Tubing 100 ft spool

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3 64

3 64 Dia White Shrink Tubing 100 ft spool

3 64 Dia White Shrink Tubing 100 ft spool

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3 16

3 16 Dia Green Shrink Tubing 100 ft spool

3 16 Dia Green Shrink Tubing 100 ft spool

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3 16

3 16 Dia Blue Shrink Tubing 100 ft spool

3 16 Dia Blue Shrink Tubing 100 ft spool

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3 32

3 32 Dia Yellow Shrink Tubing 100 ft spool

3 32 Dia Yellow Shrink Tubing 100 ft spool

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