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Vishay Telecom Engineering Blog

Featured telecom engineering article
Fiber

Vishay Locations, Nomenclature, and My $800 Mistake: A FAQ for Engineers

A practical FAQ based on real-world experience navigating Vishay's global locations, part numbering (like the N93 code), and how to avoid costly specification errors when comparing rugged hardware like Toughbook vs Dell.

2026-05-21 · Vishay Telecom Engineering
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RF

Vishay Spectrol Potentiometers & Multimeter Testing: A Buyer's Cost Perspective

A practical FAQ on Vishay Spectrol trimmers, IR LEDs, and using a multimeter to test them, written from a procurement manager's cost-control viewpoint.

2026-05-19 · Vishay Telecom Engineering
RF

I've Been Buying Vishay Potentiometers for 6 Years. Here's What the TCO Actually Looks Like.

A procurement manager reveals the hidden costs and real total cost of ownership (TCO) for Vishay potentiometers, including specific models like the 53/54 and 64 series, based on 6 years of data.

2026-05-19 · Vishay Telecom Engineering
RF

Vishay NTC Thermistors: Why the Spec Sheet Doesn't Tell the Full Story for Precision Monitoring

An administrative buyer's perspective on selecting Vishay NTC thermistors for applications like platinum blood pressure monitors. A value-over-price analysis focusing on total cost of ownership, supplier relationships, and the hidden costs of component selection.

2026-05-18 · Vishay Telecom Engineering
RF

Why I'm Picky About Vishay High Voltage Resistors (and You Should Be Too)

A quality inspector's perspective on why component selection matters, with a focus on Vishay's high voltage resistors and power inductors, and why chasing the lowest price is a false economy.

2026-05-18 · Vishay Telecom Engineering
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Latest Notes

Vishay Products FAQ: BPW34, Networks, Blood Pressure, and Verizon Flip Phones Why Your Vishay Precision Resistor Quote Is Never the Final Cost Vishay Component Sourcing Checklist: 7 Steps I Learned from $4,200 in Mistakes The Real Problem With Sourcing Vishay Foil Resistors Isn’t Price—It’s Procurement Noise Vishay Parts in an Emergency: 7 Questions From 260+ Rush Orders How to Verify Vishay Resistor Manufacturing and CAGE Codes Before You Spend Money After the Chip Shortage, I Stopped Buying the Cheapest Vishay Power Inductors How to Verify a Vishay Strain Gauge with a Multimeter: A Five-Step Receiving Checklist Vishay Strain Gauge Buying Guide: Three Scenarios, One Rule Vishay TLHK5100 5mm Red LED Price & Lead Time: A Buyer’s View

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Precision resistors, capacitors, diodes, sensors, and connector-adjacent components engineered for carrier-grade bandwidth, insertion-loss control, and RF front-end stability.

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