25 Watt - 18 GHz, Bi-Directional RF Attenuators
25-18A Series, 25 Watt RF Power Attenuators are a valuable and reliable accessory for reducing power levels, for isolating components under test, for harmonic signal analysis, and as comparison standards. They are world renowned for their high-quailty, robust construction and conservative power ratings.
Features
- Self cooling design, needs no cooling plate.
- Frequencies up to 18 GHz.
- Fully shielded against production of extraneous radiation.
- Attenuator require no AC power.
- Rugged construction.
- Broadband operation.
- Other attenuation values may be available upon request.
- Models to cover all LTE frequencies.
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Model Nomenclature
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Power Ratings |
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Product Type |
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Connector Gender |
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Connectors** |
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Attentuation Value |
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25 Watt |
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18A |
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Male/Female
Female/Female
Male/Female |
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N - N-Type
A - SMA |
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03 - 3 dB
06 - 6 dB
10 - 10 dB
20 - 20 dB
30 - 30 dB
40 - 40 dB |
Example: 25-18A-MFN-03 (25 Watt, 18 GHz, Male/Female N Connector, 03 dB)
**Call or Request Information below for custom connector options not shown
Item Name
25 Watt 18 GHz Bi-Directional RF Attenuators
Power Rating
Power Rating: 25 Watts CW @ 25 C° (Bi-Directional)
- Derated Linearly to 5 Watts @ 125 C°
Peak Power: 500 Watts
VSWR and Frequency Range
DC to 6 GHz: 1.20:1 (max)
6 to 12.4 GHz: 1.30:1 (max)
12.4 to 18 GHz: 1.40:1 (max)
Coolant Method
Dry, Convection Cooled
Impedance Ω
50 Ohms (nominal)
Temperature
-65 to 125 °C (-85 to 257 °F)
Standard Attenuation Values
3, 6, 10, 20, 30, 40 dB
Dimensions-- L x W x H
4.20 Long x 2.30 SQ.
Finish
Black Anodized Aluminum