Caes Systems LLC · Electronic Components
DA-A09
Attenuator, Variable
Part NumberDA-A09
ManufacturerCaes Systems LLC
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-260-4168 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Overall Width2.500 INCHES NOMINAL
Attenuation Per Step In Decibels3.0 AND 6.0 AND 12.0 AND 24.0
Application DesignTRANSMISSION LINE
Adjustment Device Type And Quantit1 ELECTRONIC, CURRENT CONTROLLED AND 1 ELECTRONIC, VOLTAGE CONTROLLED
Overall Attenuation Range In Decib+0.0 TO 12.0
Overall Length6.610 INCHES NOMINAL
Attenuation Variation MethodSTEPPED
Overall Height1.380 INCHES NOMINAL
Body StyleIRREGULAR
Coaxial Connector Series DesignatiSMA
Step Position Quantity4
Vendor Part Numbers2900851-5
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is DA-A09 available?
We can source DA-A09 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is DA-A09 by Caes Systems LLC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If DA-A09 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like DA-A09?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for DA-A09?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.