● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Viavi Solutionsllc  · Electronic Components

TF791D

Meter, Modulation

Part NumberTF791D
ManufacturerViavi Solutionsllc
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameMETER,MODULATION
Federal Supply Class6625 — Test Instruments
Power SourceEXTERNAL
Functional DescriptionDIRECT READING FM DEVIATION METER WITH CALIBRATED CARRIER FREQUENCY RANGE AND 4 DEVIATION RANGES
Scale Graduation TypeLINEAR SINGLE INDICATOR SINGLE RANGE
Features ProvidedINTERNAL FREQUENCY CALIBRATING CRYSTAL
Pointer ColorBLACK SINGLE INDICATOR SINGLE RANGE
Measurement Range+4.0 TO 1024.0 MEGAHERTZ SINGLE INDICATOR SINGLE RANGE
Scale Selection MethodSWITCH
PhaseSINGLE
MaterialALUMINUM
Frequency Response Range+4.000 TO 1024.000 MEGAHERTZ
ColorUNABLE TO DECODE
Vendor Part NumbersRVS04-79-520
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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

Frequently asked

Is TF791D available?
We can source TF791D 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 TF791D by Viavi Solutionsllc obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TF791D 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 TF791D?
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 TF791D?
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.