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Vishay Telecom Engineering Blog

Featured telecom engineering article
Fiber

Vishay CRCW and Precision Resistors: A Cost Controller's FAQ

A procurement manager answers the most common questions about Vishay CRCW and precision resistors—what 'magic max' really means, how to avoid counterfeit devices, and whether bronze vs silver terminations matter for total cost.

2026-08-07 · Vishay Telecom Engineering
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RF

The $3,200 Mistake That Taught Me How to Actually Buy Vishay Components

An engineer shares hard-earned lessons from a G310 5G prototype build: Vishay Intertech division mixups, multimeter accuracy pitfalls, and an expensive 'switches vs Cisco switches' confusion.

2026-08-07 · Vishay Telecom Engineering
RF

What a Vishay Yankton SD Quality Inspector Learned From 12,000 Rejected Vishay Foil Resistor Networks

A quality inspector at the Vishay Yankton SD facility shares a story about Vishay foil resistors, resistor networks, a blue chip customer, and why the Toughbook vs Dell Rugged lesson applies to precision components.

2026-08-06 · Vishay Telecom Engineering
RF

Ordering Vishay Sensors? 7 Checks That Would Have Saved My Blood Pressure Monitor Project

A procurement engineer shares 7 practical checks for ordering Vishay sensors and foil resistors, learned through a blood pressure monitor project that nearly missed its production deadline in 2024.

2026-08-06 · Vishay Telecom Engineering
RF

VPG vs. Vishay Beyschlag: Which Vishay Resistor Line Should You Choose?

A sourcing specialist with 12 years of rush-order experience compares Vishay Precision Group and Vishay Beyschlag on precision, lead time, and true cost. Includes insights on HeartGuide medical wearable applications and where TVS diodes are made.

2026-08-05 · Vishay Telecom Engineering
RF

Vishay Foil Resistors vs. Thin-Film Resistors: TLHK5100 Pricing, Lead Time, and TCO Notes

One engineer compares Vishay foil resistors and thin-film resistors by total cost of ownership, with notes on Vishay TLHK5100 LED pricing and lead time, Vishay company overview, connectors, and the resistor-networks-vs-Cisco confusion.

2026-08-05 · Vishay Telecom Engineering
RF

How to Calibrate Blood Pressure Monitor: An Admin Buyer's Checklist for Sourcing Vishay Components

A 5-step purchasing checklist for how to calibrate blood pressure monitor — sourcing Vishay precision resistors and high voltage resistors, vetting ISO 17025 labs, and budgeting for rush turnaround before you need it.

2026-08-04 · Vishay Telecom Engineering
RF

Vishay Country of Origin: What a 2780 and DuraForce Pro 2 Order Taught Me About 'Vishay Shanghai'

The Vishay country of origin isn't always where you think. This procurement story explains a $890 mistake with a 2780 Ω precision resistor, a DuraForce Pro 2 load cell, and a 'Vishay Shanghai' quote—plus a checklist to avoid the same trap.

2026-08-04 · Vishay Telecom Engineering
RF

What Is on My WiFi? A 7-Step Checklist for Auditing Electronics Suppliers

A practical electronics vendor audit checklist from an office buyer's perspective. Learn how to verify Vishay foil resistors, work with entities like Vishay Intertechnology Asia, avoid hidden fees, and keep your supply chain as clear as your WiFi device list.

2026-08-03 · Vishay Telecom Engineering
RF

Why I Stopped Treating Vishay as Just Another Passive Components Supplier

A procurement manager's perspective on what Vishay's CAGE codes, thermistor lines, and design engineering actually mean for electronics buying decisions.

2026-08-03 · Vishay Telecom Engineering
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Latest Notes

Vishay Thermistors and Authorized Distributors: A Procurement Guide for Blood Pressure Cuffs, Audio Jacks, and Wi-Fi Connected Devices Vishay Made Where? A Quality Manager's Guide to SMD Resistors, IGBTs, and the C300 Sourcing Vishay Parts for Power Supply Builds: Foil Resistors, the TSOP7000, and What 2780 Taught Me Why I Stopped Specifying Vishay Parts Without Checking the Voltage Drop First Vishay in a Rush: Bridge Rectifiers, TSAL6100, and the VSRX Product Page Vishay Diode, Standard Resistor Values, and Connector TCO: The 'vs Cisco' Trap Handling a Rush Vishay Order Without Getting Burned: NTCLE100E3103JB0, Vishay Diodes, 2660 Flip, and VSRX Vishay vs. Generic Components: What a Quality Inspector Checks Before Saying 'Equivalent' Vishay Obsolete Parts, 10k Potentiometers, and the Quality Checks That Actually Matter Vishay Precision Resistors and Vishay Inductors: A Procurement Person's Honest Guide

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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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