PVM-4210 | ±950V Pulse Generator Module
The PVM-4210 is a compact, OEM-style pulse generator module providing two simultaneous differential voltage pulses. It is optimized for differential drive of deflection plates for electrostatic modulation of particle beams in time-of-flight mass spectrometers and accelerators.
The PVM-4210 is a complete pulser solution with high voltage power supplies, energy storage and output network. The module includes two pulse output channels that are controlled by a common control logic. Each channel is a half-bridge (totem pole) design, offering equally fast pulse rise and fall times, low power dissipation, and virtually no overshoot.
The block diagram on the page below shows the main functional blocks of the pulser:

Applications
- Differential drive of deflection plates for electrostatic modulation of particle beams in time-of-flight mass spectrometers and accelerators
- Driving high impedance, capacitive load such as Pockels Cells and Q Switches, electrodes, microchannel plates, acoustic transducers, image intensifiers and photomultiplier tubes
Features
- Simultaneous Positive and Negative 0 to +950V and 0 to -950V
- >20kHz Pulse Repetition Frequency
- Internal High Voltage Power Supplies
Max Voltage Amplitude
950V
Min/Max Pulse Width
<50ns to DC measured FWHM
Max Frequency
20kHz
Rise/Fall Time
25ns
Pulse Engine (Trigger)
External
Pulse Polarity
Bipolar (+/-)
Remote Control
N/A
Form Factor
Module
Dimensions (in)
18x10x6
Weight (lbs)
4
Connector Pin-Outs and User Adjustments
DB-15 PIN Number
Function
P1-2
Ground
P1-3
+5VDC Output for Enable Circuit (See text below)
P1-6
Gate TTL into 50Ω
P1-7
+24VDC Return (Ground)
P1-9
Non-inverted gate polarity select (when jumpered to pin 10)
P1-10
Gate/Output polarity selected
P1-11
Inverted gate polarity select (when jumpered to pin 10)
P1-12
Gate Return (Ground)
P1-14
Power Supply Enable Input (TTL High)
P1-15
+24VDC to +28VDC
+ Pulse Out: Positive Pulse Output (SHV Connector, End Panel)
– Pulse Out: Negative Pulse Output (SHV Connector, End Panel)
Controls:
+HV Adjust: +V Adjust, Full Counter-Clockwise = 0V
-HV Adjust: -V Adjust, Full Counter-Clockwise = 0V
Mechanical Dimensions and Mounting Hole/Connector Location Drawing
Downloadable resources such as datasheets, firmware, software, drivers and products manuals. Alternatively, you can browse resources directly by visiting our downloads page.
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