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| Image | Part Number | Manufacturer | Description | Series | Packaging | Mounting Type | RoHS Status | Manufacturer Part Number | Package / Case | Polarization | P1dB | Frequency Range |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ATT-0290-01-SMA-02 | Bel | RF ATTENUATOR 1DB SMA MODULE | SMA | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| M3933/25-02N | Bel | RF ATTENUATOR 2DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 2GHz | |
| ATT-0263-18-SMA-02 | Bel | RF ATTENUATOR 18DB SMA MODULE | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| HMC658 | ADI (Analog Devices, Inc.) | RF ATTENUATOR 20DB 50OHM DIE | - | - | - | - | - | Die | - | - | 0Hz ~ 50GHz | |
| ATT-290F-06-SMA-02 | Bel | RF ATTENUATOR 6DB SMA MODULE | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| M3933/14-12S | Bel | RF ATTENUATOR 9DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 12.4GHz | |
| M3933/16-06N | Amphenol SV Microwave | RF ATTENUATOR 2DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| M3933/14-11S | Bel | RF ATTENUATOR 8DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 12.4GHz | |
| M3933/25-06N | Amphenol SV Microwave | RF ATTENUATOR 6DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 18GHz | |
| AT-2303(40) | 4D Systems | RF ATTENUATOR 3DB 50OHM SMA | - | Bulk | - | - | - | SMA In-Line Module | - | - | 0Hz ~ 2.5GHz |
Attenuators are passive RF components used to reduce the amplitude or power level of RF signals while preserving their frequency characteristics. They are inserted into RF transmission lines to control signal strength, match impedance, and prevent overloading of sensitive components. Attenuators come in various types, including fixed, variable, step, and programmable attenuators, each offering different levels of attenuation and impedance matching capabilities. They find applications in RF test equipment, signal conditioning, power control, and RF communication systems where precise signal attenuation is required.