Anritsu MA25200A High Power Protection Module
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Anritsu MA25200A high power protection module safeguards RF test equipment from transmitters up to 125 W with 40 dB attenuation.
Product details
| Model | MA25200A |
| Manufacturer | Anritsu |
| Category | RF Power Sensors |
| Availability | Made to order |
Description
Overview
The Anritsu MA25200A is a high power protection module designed to safeguard RF test equipment from high power portable, mobile, and base station transmitters. It combines signal generator and test port connections into a single interface while securely attenuating dangerous RF power levels to safe measurement levels. The module supports continuous 25 W operation and can withstand 125 W for up to one minute.
Key Features
- Protects S412E ports from high power transmitters up to 125 W (one minute) and 25 W continuous
- Attenuates RF power levels up to +51 dBm (125 W) by 40 dB
- Insertion loss: ±1 dB (up to 1 GHz) for accurate amplitude measurements
- Combines signal generator and RF input ports into a single connection
- DC coupling on input port for expanded measurement capability
- Temperature monitoring with audible alarm (90°C) and red LED indicator
- Optional carrying case for convenient storage and transport
Applications
- Protection during portable and mobile transmitter measurements
- Base station transmitter testing
- Receiver sensitivity testing with high power signals
- RF system validation and characterization
Included Accessories
- Optional padded nylon carrying case (model 760-279-R)
Specifications
| Features | Parameters |
| Maximum Input Power | +51 dBm (125 W) for one minute or until alarm sounds |
| Maximum Continuous Input Power | +44 dBm (25 W) |
| Input Port Couplingᵇ | DC |
| Insertion Loss (typical) | RF In Port: 40 dB ± 1 dB, 500 kHz to 1.6 GHz Signal Generator Out: 40 dB ± 1 dB 500 kHz to 1.0 GHz, ± 2.0 dB > 1.0 GHz to 1.6 GHz |
| Alarm | Audible alarm at 90 °C, nominal |
| Power Supply | USB power supplied by instrument for cooling fan and alarm |
| Cool Down Time | From 90 °C: 2 minutes, typical |
| LED Indicators | Green LED: Ready Red LED: Internal temperature > 100 °C, typical |
| Size | 64 mm x 162 mm x 60 mm (2.5 in x 6.4 in x 2.4 in) |
| Weight | 583 g (20.6 oz) |
| Case | 760-279-R, padded nylon case |
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Anritsu MA25200A High Power Protection Module
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