Key Specifications
Type Design:
Standard
Connection Type:
In-Series
Connector 1 Series:
SMA
Connector 1 Gender:
Plug (Male)
Connector 2 Series:
SMA
Connector 2 Gender:
Jack (Female)
Impedance (Ohm):
50
Body Style:
Straight
Connector 1 Connection Method:
Threaded (Screw-lock)
Connector 2 Connection Method:
Threaded (Screw-lock)
Frequency, Max (GHz):
18
Connector 1 Body Material:
Stainless Steel
Connector 1 Body Plating:
Passivated
Connector 2 Body Material:
Stainless Steel
Connector 2 Body Plating:
Passivated
VSWR, Max:
1.20
Power, Max (Watts):
5
Attenuation Max. (dB):
20
Description
Fixed Attenuator 20 dB | SMA Plug (Male) to SMA Jack (Female) | Screw-Lock | Stainless Steel Body
The ROSNOL FA-A1A25A-18G5W20/9XX-9X is a precision 20 dB fixed attenuator designed for RF, microwave, wireless communication, aerospace, and test & measurement applications. Operating from DC to 18 GHz with 50 Ω impedance, VSWR ≤ 1.2, and 5 W average power handling, this attenuator provides reliable signal conditioning and attenuation across a broad frequency range. Its GEO-optimized positioning supports global RF projects throughout North America, Europe, and Asia-Pacific.The attenuator features a passivated stainless steel body, gold-plated beryllium copper center contacts, PTFE insulators, and a black anodized aluminum heatsink for stable performance and long service life. The nominal attenuation is 20 dB with a tolerance of -0.6/+0.8 dB.
ROSNOL RF attenuators offer dependable performance, ISO 9001-certified quality, and full RoHS and REACH compliance, making them a cost-effective solution for high-frequency systems.
