High-Frequency Products
Multi-Energy Pulse Modulator
High-power pulsed systems require precise control of energy delivery. STRETTA’s Multi-Energy Pulse Modulator replaces legacy thyratron-based pulse-forming networks with a compact solid-state architecture designed for flexible pulse shaping and stable high-power operation.
Technology Context
Limitations of Traditional Pulse-Forming Networks
High-power pulsed systems used in applications such as LINAC-based therapy, cargo inspection and radar have traditionally relied on thyratron-switched pulse-forming networks.
While proven, these architectures introduce several structural limitations.
Pulse shaping flexibility is limited, and scaling systems to higher performance often increases size and complexity. They are large and heavy, operate under high thermal stress and require intensive maintenance.
As modern systems demand multi-energy operation, interlaced pulse modes and tighter control of pulse dynamics, conventional PFN architectures struggle to deliver fast energy switching and stable output under varying load conditions.
Legacy pulse-forming networks are replaced by programmable solid-state pulse control.
Architectural Constraint
Solid-State Pulse Modulation Architecture
STRETTA’s multi-energy pulse modulator replaces thyratron switching with a modular semiconductor-based architecture. Pulse energy is controlled through PWM-based modulation, allowing precise adjustment of pulse amplitude and duration.
Adjustable pulse shaping enables optimization for specific application requirements across different system platforms. Solid-state switching enables precise control of pulse energy and timing.
Pulse Control
Stable Pulse Output Under Dynamic Load
Integrated active voltage drop compensation stabilizes pulse output under varying load conditions.
This ensures consistent pulse performance even during demanding duty cycles and rapid switching sequences.
Stable output characteristics are essential for applications requiring precise energy delivery and repeatable pulse dynamics. Stable pulse behavior is essential for reliable high-power system performance.
System Integration
Scalable Architecture for Advanced Systems
The modular design supports scalable system integration across different power levels and application environments.
Compared with legacy PFN systems, the solid-state architecture reduces system footprint, simplifies maintenance and improves overall efficiency. The result is a compact and flexible pulse power platform suitable for next-generation high-power systems.
High-Power Laboratory Testing
Validation
The technology has been validated in high-power laboratory environments including S-band magnetron setups.
PWM-based modulation and active voltage drop compensation were demonstrated under load conditions representative of real system operation.
These results confirm stable pulse generation and reliable system behavior under demanding duty cycles.
Strategically, the pulse modulator expands STRETTA’s capabilities beyond CT imaging into advanced high-power pulsed applications such as radar, cargo inspection and accelerator systems.