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Emhiser Tele-Tech Inc.  · Electronic Components

CT-91

Coupler, Directional

Part NumberCT-91
ManufacturerEmhiser Tele-Tech Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameCOUPLER,DIRECTIONAL
Federal Supply Class5985 — Antennas and Waveguides
Overall Height0.316 INCHES MINIMUM AND 0.320 INCHES MAXIMUM
Unit TypeTRANSMISSION LINE
Radio Frequency Rating250.0 MEGAHERTZ NOMINAL
Overall Diameter0.580 INCHES MINIMUM AND 0.620 INCHES MAXIMUM
Design TypeUNIDIRECTIONAL
Vendor Part Numbers1651987-1
ESD/EMICode A — ESD/EMI sensitive item
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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 CT-91 available?
We can source CT-91 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 CT-91 by Emhiser Tele-Tech Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CT-91 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 CT-91?
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 CT-91?
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.