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fixed rf attenuator

DC-18GHz 2W Attenuator with SMA male to female

ZD-AT-18G-2W-SMAM/F
This SMA 2W coaxial fixed RF attenuator operates from DC to 18GHz with standard 50Ω impedance. It meets IEC61169-35 interface standard and features VSWR ≤1.25. Multiple fixed attenuation options are available, including 0-10dB,12dB,15dB,20dB,30dB and 40dB with precise tolerance for different test requirements. The inner contact uses gold-plated beryllium bronze, the housing adopts passivated stainless steel and PTFE dielectric for stable electrical performance. It works reliably within -20℃ to +85℃. This compact fixed attenuator is widely used in RF testing, lab measurement and wireless communication systems to reduce signal power and match impedance without distorting RF signals.
Delivery
EXW,FOB,CIF,DAP
minimum order
20
Supply Ability
1000 / Week
Country of Origin
China
Stock Time
7Day
Quantity:
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This lab-tested fixed rf attenuator is a precision rf coaxial attenuator, compact sma rf attenuator and reliable 2w rf attenuator, designed for RF measurement and wireless communication applications. It covers wide bandwidth from DC to 18GHz with standard 50Ω impedance and low VSWR ≤1.25, complying with IEC61169-35 interface specification. Multiple attenuation values from 0‑10dB up to 40dB are available with tight tolerance to meet diverse signal power adjustment needs. The center contact uses gold-plated beryllium bronze, paired with passivated stainless steel body and PTFE dielectric, delivering consistent electrical performance. It maintains stable operation within -20℃ to +85℃. Engineers widely use this attenuator in test benches to reduce signal power and match impedance, preserving signal integrity during RF lab testing.
 
SMA Connector 2W Coaxial Fixed RF Attenuator 
Applicable standards
Interface according to IEC61169-35
Electrical Performance
Nominal Impedance50Ω
Freqency RangeDC to 18GHz
Insertion Loss
VSWR≤1.25
Standard dB Values0-10, 12, 15, 20, 30, 40dB
Mechanical Performance
0-10 dB±0.5 dB
12,15,20 dB±0.7 dB
30 dB±0.9 dB
Environmental Performance
Temperature Range-20-+85℃
Materials/Finish
Center contactBeryllium bronze , Gold plated
BodyPassivated Stainless Steel
DielectricPTFE
Other metal parts