DESCRIPTION
The Bird 300 Series consists of high-power fixed RF attenuators rated at 300 watts for continuous operation in 50 ohm RF systems. These attenuators provide stable attenuation, low VSWR, and reliable thermal performance in laboratory, broadcast, and system integration environments.
The series includes A (bidirectional), SA (safety), and WA (uni-directional) variants using N-type connector configurations. Attenuation values are available in manufacturer-standard steps from 10 dB to 40 dB. A limited FMNconfiguration is supported within the 300-A Series as a one-off. All models are supplied on an enquiry-only basis.
| Bird SKU | Connector Configuration | Attenuation | Power Rating | Impedance | Availability |
|---|---|---|---|---|---|
| 300-A-MFN-10 | N male to N female | 10 dB | 300 W | 50 ohm | Enquiry Only |
| 300-A-MFN-20 | N male to N female | 20 dB | 300 W | 50 ohm | Enquiry Only |
| 300-A-MFN-30 | N male to N female | 30 dB | 300 W | 50 ohm | Enquiry Only |
| 300-A-MFN-40 | N male to N female | 40 dB | 300 W | 50 ohm | Enquiry Only |
| 300-A-FFN-10 | N female to N female | 10 dB | 300 W | 50 ohm | Enquiry Only |
| 300-A-FFN-20 | N female to N female | 20 dB | 300 W | 50 ohm | Enquiry Only |
| 300-A-FFN-30 | N female to N female | 30 dB | 300 W | 50 ohm | Enquiry Only |
| 300-A-FFN-40 | N female to N female | 40 dB | 300 W | 50 ohm | Enquiry Only |
| 300-A-FMN-30 | N female to N male | 30 dB | 300 W | 50 ohm | Enquiry Only |
| Bird SKU | Connector Configuration | Attenuation | Power Rating | Impedance | Availability |
|---|---|---|---|---|---|
| 300-SA-MFN-10 | N male to N female | 10 dB | 300 W | 50 ohm | Enquiry Only |
| 300-SA-MFN-20 | N male to N female | 20 dB | 300 W | 50 ohm | Enquiry Only |
| 300-SA-MFN-30 | N male to N female | 30 dB | 300 W | 50 ohm | Enquiry Only |
| 300-SA-MFN-40 | N male to N female | 40 dB | 300 W | 50 ohm | Enquiry Only |
| 300-SA-FFN-10 | N female to N female | 10 dB | 300 W | 50 ohm | Enquiry Only |
| 300-SA-FFN-20 | N female to N female | 20 dB | 300 W | 50 ohm | Enquiry Only |
| 300-SA-FFN-30 | N female to N female | 30 dB | 300 W | 50 ohm | Enquiry Only |
| 300-SA-FFN-40 | N female to N female | 40 dB | 300 W | 50 ohm | Enquiry Only |
| Bird SKU | Connector Configuration | Attenuation | Power Rating | Impedance | Availability |
|---|---|---|---|---|---|
| 300-WA-MFN-10 | N male to N female | 10 dB | 300 W | 50 ohm | Enquiry Only |
| 300-WA-MFN-20 | N male to N female | 20 dB | 300 W | 50 ohm | Enquiry Only |
| 300-WA-MFN-30 | N male to N female | 30 dB | 300 W | 50 ohm | Enquiry Only |
| 300-WA-MFN-40 | N male to N female | 40 dB | 300 W | 50 ohm | Enquiry Only |
| 300-WA-FFN-10 | N female to N female | 10 dB | 300 W | 50 ohm | Enquiry Only |
| 300-WA-FFN-20 | N female to N female | 20 dB | 300 W | 50 ohm | Enquiry Only |
| 300-WA-FFN-30 | N female to N female | 30 dB | 300 W | 50 ohm | Enquiry Only |
| 300-WA-FFN-40 | N female to N female | 40 dB | 300 W | 50 ohm | Enquiry Only |