Narda Holdings, Inc. · Electronic Components
791FM
Attenuator, Variable
Part Number791FM
ManufacturerNarda Holdings, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-155-0436 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Mounting Facility PatternFOUR POSITION RECTANGULAR
Center To Center Distance Between1.000 INCHES NOMINAL
Insertion Loss At Minimum Attenuat1.5
Scale Division Quantity90
Overall Attenuation Range In Decib+0.0 TO 37.5
Mounting Facility Screw Thread SerUNF
Application DesignTRANSMISSION LINE
Frequency Range2.000 GIGAHERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM
Voltage Standing Wave Ratio1.30
Mounting Thread Quantity32 PER INCH
Scale LinearityLINEAR
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 791FM available?
We can source 791FM 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 791FM by Narda Holdings, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 791FM 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 791FM?
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 791FM?
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.