| Infinitron 800 - High Impedance Voltmeter | Trek |
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 | - Ultra High impedance Voltmeter
- Measurements range of 0 to ±100V DC or peak AC at ±0.1% accuracy of conductive, dissipative or insulative surfaces
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| Four Channel Electrostatic Voltmeter | Trek |
|
 | The Model PD06078 contains four (4) Electrostatic Voltmeters in a single enclosure.
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| Electrostatic Voltmeter - Model 320C | Trek |
|
 | - Measurement Range: 0 to ±100 V DC or peak AC
- Sensitivity:1 mV
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| Electrostatic Voltmeter - Model 323 | Trek |
|
 | - Measurement Range: 0 to ±100 V DC or peak AC
- High Sensivity:5mV
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| Electrostatic Voltmeter - Model 325 | Trek |
|
 | - Measurement Range: 0 to ±40 V DC or peak AC
- Sensitivity: 1mV
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| Electrostatic Voltmeter - Model 341B | Trek |
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- Speed of Response less than 200 s for a 1 kV step
- Measurement Range ±20 kV DC or peak AC
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| Electrostatic Voltmeter - Model 344 | Trek |
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Measurement Range: 0 to ±2 kV DC or peak AC
- Speed of Response: Less than 3 ms for a 1 kV step
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| Electrostatic Voltmeter - Model 347 | Trek |
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Noncontacting surface voltage measurements in the range of 0 to ±3 kV DC or peak AC
- Accuracy better than 0.05%of full scale
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| Electrostatic Voltmeter - Model 368A | Trek |
|
 | - Noncontacting measurement range 0 to ±2 kV or peak AC
- Accuracy better than 0.1% of full scale
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| Electrostatic Voltmeter - Model 370 | Trek |
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 | - Very High speed of response: less than 50µs for 1kV step
- Measurement range of 0 to ±3kV Dc or peak AC
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| Electrostatic Voltmeter - Model 370TR | Trek |
|
 | - High speed of response: less than 200µs for 1kV step
- Measurement range of 0 to -+3kV Dc or peak AC
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| Electrostatic Voltmeter - Model 400 | Trek |
|
 | - Measurement Range: 0 to ±2 kV DC or peak AC
- Available with standard and high speed probes
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