Understanding the MOP-DL-3GHz High-Power Low PIM Dummy Load
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When it comes to maintaining signal integrity in high-frequency RF systems, few components are as critical as a reliable dummy load. The MOP-DL-3GHz-xxW-NM(NF/MM/DM/DF) represents a significant advancement in termination technology, designed to handle demanding applications across telecommunications, broadcasting, and laboratory environments. This robust component is engineered to provide stable, low-reflection termination for DC up to 3 GHz signals, ensuring that your sensitive equipment remains protected during testing, tuning, and maintenance procedures.
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What sets this dummy load apart is its exceptional combination of power handling and passive intermodulation (PIM) performance. Whether you need to terminate a 2W signal for precision testing or absorb up to 200W in a high-power transmitter setup, the MOP-DL-3GHz series delivers consistent results. The unit’s ability to maintain a VSWR of 1.2:1 or less across the entire frequency range means minimal power is reflected back toward the source, protecting your expensive amplifiers and transmitters from potential damage.
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Key Specifications of the MOP-DL-3GHz High Power Dummy Load
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When selecting a termination for your RF system, understanding the technical parameters is essential. Below, we present the complete specifications for this high-power dummy load. All impedance values, power ratings, and environmental tolerances are clearly outlined to help you determine if this component meets your requirements.
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| Parameter | Specification | Notes |
|---|---|---|
| Model Number | MOP-DL-3GHz-xxW-NM(NF/MM/DM/DF) | xxW denotes power rating |
| Power Handling | 2W, 5W, 25W, 50W, 100W, 200W | Select based on application |
| Frequency Range | DC – 3 GHz | Full coverage |
| Impedance | 50 Ω | Standard for most RF systems |
| Voltage Standing Wave Ratio (VSWR) | ≤ 1.2:1 | Ensures minimal reflection |
| Passive Intermodulation (PIM3) | ≤ -120 dBc @ 2×33 dBm ≤ -105 dBc @ 2×43 dBm |
3rd order intermodulation distortion |
| Passive Intermodulation (PIM5) | ≤ -145 dBc @ 2×33 dBm ≤ -120 dBc @ 2×43 dBm |
5th order intermodulation distortion |
| Connector Options | N-Male, N-Female, DIN-Male, DIN-Female, BNC-Male, PL259-Male, Other types available | Custom connectors on request |
| Operating Temperature | -20°C to +55°C | Indoor and sheltered use |
| Humidity Tolerance | ≤ 95% | Non-condensing |
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Power Handling Versatility
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The MOP-DL-3GHz series is available in multiple power ratings, from a compact 2W version suitable for low-power testing up to a robust 200W model designed for high-transmitter loads. This versatility makes it an ideal choice for both field technicians and laboratory engineers who need a single solution across various power levels. Each model maintains the same low VSWR and PIM performance, ensuring consistent behavior regardless of power rating.
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Low Intermodulation Performance
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One of the standout features of this dummy load is its exceptional passive intermodulation (PIM) performance. With third-order intermodulation (PIM3) as low as -120 dBc when tested at 2×33 dBm, this load is suitable for sensitive multi-carrier environments where distortion must be minimized. Even at higher power levels of 2×43 dBm, the PIM3 remains below -105 dBc, while fifth-order (PIM5) performance reaches -145 dBc at low power and -120 dBc at high power. These figures indicate a well-designed load that minimizes signal degradation.
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Connector Choices for Your System
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To ensure compatibility with diverse RF systems, the MOP-DL-3GHz dummy load offers a wide array of connector options. Standard choices include N-Type (male and female), DIN (male and female), BNC (male), and PL-259 (male). For specialized setups, custom connector types can be accommodated upon request. This flexibility means you can seamlessly integrate the load into existing test benches, antenna systems, or transmission lines without needing adapters that could introduce additional loss or PIM.
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Environmental Durability and Operating Conditions
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Rated for operation in temperatures ranging from -20°C to +55°C and humidity levels up to 95% (non-condensing), this dummy load is built to withstand challenging environmental conditions. Whether used in a sheltered outdoor installation or a humid indoor lab, the unit maintains its performance specifications. The rugged construction ensures longevity, reducing the need for frequent replacements and minimizing downtime in critical applications.
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Conclusion: Why the MOP-DL-3GHz Dummy Load is Your Best Choice
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In summary, the MOP-DL-3GHz series high-power dummy load delivers exceptional performance across multiple parameters. Its broad power range, ultra-low VSWR, and outstanding PIM figures make it a top-tier choice for engineers and technicians working with RF systems up to 3 GHz. The availability of multiple connector types ensures broad compatibility, while the durable environmental ratings guarantee reliable operation in real-world conditions. Whether you are performing routine transmitter testing, calibrating amplifiers, or terminating antennas during maintenance, this dummy load provides the accuracy and protection your equipment demands. Invest in the MOP-DL-3GHz high power dummy load today to enhance your RF test capabilities and safeguard your valuable assets.
