ST-25W-NM 25W Low Power RF Dummy Load
ST-25W-NM 25W Low Power Dummy Load is a high-precision, dry-type RF termination designed for testing, tuning, and protecting radio frequency equipment. Engineered for reliability, this dummy load provides a stable 50-ohm impedance, ensuring minimal signal reflection during transmitter maintenance and laboratory measurements.
Features
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Broadband Performance: Operates efficiently across a wide frequency spectrum, making it ideal for VHF, UHF, and cellular bands.
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Convection Cooled: Designed with a high-grade aluminum heat sink for efficient heat dissipation without the need for noisy fans or liquid coolants.
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Precision Accuracy: Low VSWR (Voltage Standing Wave Ratio) ensures that your equipment sees a near-perfect load, protecting sensitive power amplifiers.
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Rugged Construction: Built to withstand field use with a durable finish and high-quality “N” type connectors.
Specifications
| Feature | Specification |
| Frequency Range | DC to 3000 MHz |
| Power Rating | 25 Watts (Continuous) |
| Impedance | 50 Ohms (Nominal) |
| VSWR | 1.20:1 |
| Connector Type | N-Male |
| Cooling | Natural Convection (Dry Type) |
| Operating Temp | -30°C to +70°C |
| Finish | Black Anodized Aluminum |
Applications
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Transmitter Testing: Safely absorb power while tuning or troubleshooting base stations and repeaters.
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Lab Measurements: Provides a consistent reference load for R&D and quality control testing.
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Isolation: Used in conjunction with couplers and hybrids to terminate unused ports in RF distribution systems.


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