• VDOT8G Coaxial HV Dividers DC - 4.5 GHz
  • VDOT8G Coaxial HV Dividers DC - 4.5 GHz
  • VDOT8G Coaxial HV Dividers DC - 4.5 GHz
  • VDOT8G Coaxial HV Dividers DC - 4.5 GHz

VDOT8G Coaxial HV Dividers DC - 4.5 GHz

  • Ultra-Fast Response – Measures nanosecond pulses up to 4.5 GHz
  • High-Voltage Handling – Supports voltages up to 200 kV
  • Interference-Free Measurement – Shielded design for clean signal acquisition
  • Direct Oscilloscope Compatibility – Seamless integration for transient analysis
  • Robust & Compact – Built for demanding EMC & high-voltage applications

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Data Sheet VDOT

SPECIFICATIONS

VDOT High Voltage Dividers – Precision Ultra-Fast Voltage Measurement

High-Speed Measurement of High-Voltage Pulses

The VDOT Series High Voltage Dividers by Montena are ultra-fast sensors designed for accurate measurement of high-voltage pulses in coaxial cable transmission systems. With a frequency response of up to 4.5 GHz and the ability to measure pulses over 200 kV, these sensors provide precise, interference-free measurements for EMC, high-voltage, and transient testing environments.

Key Features & Benefits

  • Ultra-Fast Response: Derivative response sensors designed for fast-rise time pulses.

  • Wide Frequency Bandwidth: Measures up to 4.5 GHz, ensuring accurate transient analysis.

  • High-Voltage Handling: Supports measurements up to 200 kV for nanosecond pulses.

  • Compact & Shielded Design: Robust construction minimizes external interference.

  • Direct Oscilloscope Connection: Designed for use with high-speed oscilloscopes and integrators.

  • Multiple Connector Options: Available with 7/16, HVM50K, and HVM200K high-voltage connectors.

Technical Specifications

ReferenceTypeFrequency Response (-3 dB)Max DC VoltageMax Pulse Voltage (1 ns pulse)Probe Factor (K)ImpedanceInput/Output ConnectorsMeasurement Connector
VDOT8G V-Dot (Voltage) 4.5 GHz 4 kV 20 kV 3.8x10-13 s 50 Ω 7/16 female SMA female
VDOT8GS V-Dot (Voltage) 2.4 GHz 25 kV 75 kV 3.0x10-13 s 50 Ω HVM50K female SMA female
VDOT200K V-Dot (Voltage) 1.6 GHz 75 kV 200 kV 2.1x10-13 s 50 Ω HVM200K female SMA female

Ordering Information

Reference Description  
VDOT8G Derivative high voltage divider, 20 kV max for 1 ns pulses, up to 4.5 GHz, 7/16 (f) input/output, SMA measurement connector.  
VDOT8GS Derivative high voltage divider, 75 kV max for 1 ns pulses, up to 2.4 GHz, HVM50K (f) input/output, SMA measurement connector.  
VDOT200K Derivative high voltage divider, 200 kV max for 1 ns pulses, up to 1.6 GHz, HVM200K (f) input/output, SMA measurement connector.  

Related Products & Accessories

Accessory Description  
HVK50-O-xx High-voltage coaxial cable, type RG217/U, HVM50K(m) - open end, lengths: 0.5, 1, 2 m.  
HVM50K-CA High-voltage coaxial connector, male, for RG217/U, rated 75 kV for 1 ns pulses.  
HVK200-O-xx High-voltage coaxial cable, type RG218/U, HVM200K(m) - open end, lengths: 0.5, 1, 2 m.  
HVM200K-CA High-voltage coaxial connector, male, for RG218/U, rated 200 kV for 1 ns pulses.  
ITR200N-A Passive integrator, T = 200 ns, up to 1.4 GHz, N - BNC connectors.  
ITR1U2-A Passive integrator, T = 1.2 us, up to 1 GHz, N - BNC connectors.  
ITR12U-A Passive integrator, T = 12 us, up to 200 MHz, N - BNC connectors.  
PULSELab Pulse measurement and processing software, lifetime license for one PC.  

Applications

  • EMC & RF Testing: High-speed voltage pulse measurement for EMC compliance verification.

  • High-Voltage & Pulsed Power Testing: Captures nanosecond-range transient voltages in HV environments.

  • Aerospace & Defense: EMP & transient pulse characterization for MIL-STD testing.

  • Scientific Research: High-speed voltage signal measurement for particle acceleration, plasma physics, and transient pulse analysis.

Why Choose Absolute EMC?

  • Authorized North American Partner for Montena – Providing expert guidance and support.

  • Industry-Leading High-Voltage Measurement Solutions – Optimized for extreme test conditions.

  • Comprehensive Support & System Integration – Ensuring accurate, interference-free voltage measurement.

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