| Model 50/12 High Voltage Power Amplifier | Trek |
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 | The Model 50/12 is a DC-stable, high-voltage power amplifier designed to provide precise control of output voltages in the range of 0 to ±50 kV DC or peak AC with an output current range of 0 to ±12 mA DC or peak AC. | 
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| Model 40/15A High-Voltage Power Amplifier | Trek |
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 | - Output Voltage range: 0 to ±40kV DC or peak AC
- Output Current range: 0 to ±15mA DC or peak AC
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| Model 30/20A High-Voltage Power Amplifier | Trek |
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 | - Output Voltage range: 0 to ±30kV DC or peak AC
- Output Current range: 0 to ±20mA DC or peak AC
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| Model 20/20C High Voltage Power Amplifier | Trek |
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 | - Output Voltage range: 0 to ±20kV DC or peak AC
- Output Current range: 0 to ±20mA DC or peak AC
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| Model 10/10B-HS High-Speed Power Amplifier | Trek |
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 | - Output Voltage range: 0 to ±10kV DC or peak AC
- Output Current range: 0 to ±10mA DC or ±40 mA peak AC for 1 ms
- Slew rate of greater than 700 V/µs
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| Model 5/80 High-Voltage Power Ampliifer | Trek |
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 | - Output Voltage range: 0 to ±5kV DC or peak AC
- Output Current range: 0 to ±80mA DC or peak AC
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| 2100HF High Frequency Power Amplifier | Trek |
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 | - Output voltages in the range of 0 to ±150 V
- DC or peak AC with an output current range of 0 to ±300 mA.
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| 2200 Series High-Voltage Amplifier | Trek |
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 | - Output Voltage range: 0 to ±500V , ±1000V, ±2000V
- Output Current range: 0 to ±80,±40mA,±20mA
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| Model 610E HV Supply/Amplifier | Trek |
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 | - Selectable full scale high-voltage ranges of 0 to ±1 kV or 0 to ±10 kV
- Selectable full scale current ranges of 0 to 200 A or 0 to 2000 A
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| Model 615-10 High-Voltage AC-DC Generator | Trek |
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 | - Output Voltage range: 0 to ±20kV peak-to-peak
- Output Current range: 0 to ±35mA peak AC / 0 to ±10mA peak DC
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| Model 677B High Voltage Power Amplifier | Trek |
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 | - Output Voltage Range: 0 to ±2 kV DC or peak AC
- Output Current Range: 0 to ±5 mA DC or peak AC
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| PZD2000A High Voltage Power Amplifiers | Trek |
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 | - Output Voltage range: 0 to ±2kV DC or peak AC
- Output Current range: 0 to ±200mA DC / 0 to ±400mA peak AC
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| PZD350 Piezo Driver - Amplifier | Trek |
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 | - Output Voltage range: 0 to ±350V DC or peak AC / 0 to ±200mA Current
- Output Voltage range: 0 to ±700V DC or peak AC / 0 to ±100mA Current
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|
 | The Trek Model PZD350A is a high-voltage DC power amplifier designed to provide precise control of output voltages in the bipolar range of 0 to ±350 V and unipolar ranges of 0 to +700 V or 0 to -700 V DC or peak AC. | 
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| PZD700 M/S Piezo Driver - Amplifier | Trek |
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 | - Bipolar: 0 to ±700V at 0 to ±200mA current
- Unipolar : 0 to ±1.4kVat 0 to ±100mA current
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| PZD700 Piezo Driver - Amplifiers | Trek |
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 | - Output Ranges:0 to ±700 V, DC or peak AC ±100 mA current
- 0 to ±1.4 kV, DC or peak AC ±50 mA current
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