Narda Holdings · Electronic Components
779T-20
Attenuator, Fixed
Part Number779T-20
ManufacturerNarda Holdings
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-170-0557 (NSN)
Federal Item NameATTENUATOR,FIXED
Federal Supply Class5985 — Antennas and Waveguides
Application DesignTRANSMISSION LINE
Output Impedance Rating In Ohms50.0
Overall Length2.656 INCHES MAXIMUM
Coaxial Connector Series DesignatiN
Voltage Standing Wave Ratio Freque+0.0 TO 18.0 GIGAHERTZ
Terminal Type And Quantity2 CONNECTOR
Connection Type Per FunctionFEMALE OUTPUT AND MALE INPUT
Overall Diameter0.812 INCHES NOMINAL
Rf Signal Attenuation In Decibels20.0
Frequency Range0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
Input Impedance Rating In Ohms50.0
Vendor Part Numbers389-20, 50MP20-1366
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 779T-20 available?
We can source 779T-20 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 779T-20 by Narda Holdings obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 779T-20 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 779T-20?
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 779T-20?
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.