Introduction: Integrating a 50W drone jammer module into a counter-UAV enclosure comes down to three practical problems: removing heat, delivering DC power without voltage sag, and routing RF cleanly.
The module may work on the bench, but a vehicle-mounted or fixed enclosure adds closed spaces, long harnesses, vibration, and service access constraints. Counter-UAV systems also operate in regulated airspace, so the mechanical design should support reliable installation and maintenance in the intended deployment.
A 50W RF output creates a meaningful thermal load. The GW-PA50W is a 50W class drone jammer module with nominal 47 dBm output. It operates from +24V to +28V DC at 50W / 3.6A. The DC input is therefore higher than the RF output, and the difference appears as heat inside the housing and enclosure. The 132 × 53 × 17 mm metal shielded housing gives you a compact mounting surface, but it still needs a defined path to ambient. In a vehicle-mounted enclosure, heat sources include the module, the DC supply, and the closed box itself. In a fixed enclosure, solar load, sealed filters, and dust screens can reduce airflow. The module’s nominal -40°C to +70°C operating range applies to the module; the enclosure still has to manage its own internal temperature. Plan a conductive path from the module base to a metal chassis or heatsink. Use a flat mounting surface, thermal interface material, and enough screw torque to close air gaps. If the enclosure has forced air, direct it across the heatsink. If the enclosure is sealed, use the wall as part of the heat path and keep the external surface clear. Duty cycle drives the final thermal design. A 10% transmit duty cycle and continuous transmit produce very different enclosure temperatures. Heat also affects RF behavior: as a power amplifier warms up, gain and output can drift, so the module should stay within its intended thermal band. A general power-amplifier thermal approach is to compare junction-to-case, case-to-heatsink, and heatsink-to-ambient resistance and remove the worst bottleneck. Plan the path, then verify it under the real duty cycle in the real enclosure.
The GW-PA50W is specified for +24V to +28V DC at 50W / 3.6A. Inside an enclosure, cable length, connectors, fuses, and distribution losses sit between the supply and the module. The DC path must hold voltage while the RF stage transmits, including during current pulses and vehicle electrical events.
The +24V to +28V range gives you room only if the module actually sees that voltage under load. In a vehicle, the DC bus can dip during engine start or when other loads switch. In a fixed enclosure, long internal harnesses and small terminals are common sources of drop. Put a meter on the module input during a realistic transmit cycle. If voltage falls near the bottom of the range or the wiring warms up, fix the DC path before changing the RF layout.
The GW-PA50W uses SMA input and output ports and a metal shielded housing. The enclosure layout should preserve the shielding boundary and keep the RF path controlled. Place the module so the SMA ports remain accessible for assembly and service, but do not rely on the cables to hold it in place. Short, supported cable runs are better than long, loose runs that can move with vehicle vibration or pull on the SMA joints. Treat the metal housing as part of the enclosure’s RF boundary. Mount it to a metal surface with a solid chassis bond, and keep it away from unshielded digital boards, switching regulators, and motor drivers. If the module sits next to a noisy power converter, the shield helps, but cable and connector transitions can still pick up noise. Route the SMA input and output away from DC harnesses, especially high-current or PWM lines. Cross noisy cables at right angles when you cannot separate them. Leave a short service loop, and strain-relieve it. Placement also affects thermal and mechanical service. In a vehicle enclosure, mount the module low and secure, with the heat path tied to the chassis or a dedicated plate. In a fixed enclosure, keep the SMA ports away from the door edge and protected from weather if the box is outdoor-rated. Use bulkhead adapters if the antenna cable must leave the enclosure, and keep shield grounding continuous. If you are integrating an anti drone module into a larger counter-UAV system, this enclosure-level discipline pays off when the system is tested on the vehicle or at the site.
Integrating a 50W drone jammer module into a counter-UAV enclosure is mainly about removing bottlenecks. The GW-PA50W is a 50W RF power amplifier module with a 132 × 53 × 17 mm metal shielded housing, SMA input and output, +24V to +28V DC supply at 50W / 3.6A, nominal 47 dBm output, and a -40°C to +70°C operating range. The enclosure must give it a defined thermal path, a DC feed that holds voltage under load, and an RF layout that respects the SMA ports and shield. Get those three right, and the module can work as part of the counter-UAV system. For a vehicle-mounted or fixed build, confirm duty cycle, supply configuration, and enclosure material with Greetwin before locking the mechanical design. You can request a quote or technical review from the team.
A: Plan for the module’s DC input power minus the RF output that leaves the antenna, then add margin for the power supply and nearby electronics. The GW-PA50W is specified for +24V to +28V DC at 50W / 3.6A, so the enclosure must remove waste heat from that supply path. The exact number depends on duty cycle, mounting, airflow, and enclosure material. Use a thermal path from the module base to a metal chassis or heatsink, and test the real enclosure under the real transmit cycle. Treat the metal housing as one part of the thermal path and provide a route to chassis or heatsink.
A: The specified supply is +24V to +28V DC at 50W / 3.6A. Size the supply, wiring, connectors, and protection for at least 3.6A continuous, then add engineering margin for inrush, voltage drop, and transmit transients. Measure voltage at the module terminals under load; a supply that reads 28V at its output can still deliver less at the module after cable and connector losses. Keep the DC return low-impedance and separate from noisy high-current loads.
A: Place it on a metal mounting surface that supports both heat transfer and chassis grounding, with the SMA ports accessible for cable routing and service. Keep the module away from unshielded digital boards, switching regulators, and motor drivers, and route SMA cables away from high-current DC or PWM harnesses. In a vehicle enclosure, secure it against vibration and tie the heat path to the chassis. In a fixed enclosure, protect the ports from weather and keep shield grounding continuous. The exact position depends on enclosure layout, airflow, and service access.
Power Dissipation and Thermal Design for Power Amplifiers
Drones - UK Civil Aviation Authority
