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Circuit-Technology-Center

100+ Breakthrough Repair/Rework Guides Illustrated and Online
Free online guidebook, packed with detailed illustrations, will be helpful to anyone who needs to repair or rework circuit board assemblies to IPC standards.
Circuit Technology Center
Ask the Experts
Adding Chlorine to a DI (Deionization) Water System
We have had a recent issue of bacteria accumulation in our DI (Deionization) reservoir. In order to combat this we have put in a floater containing chlorine ...
Responses by:
Fritz Byle
Process Engineer, Astronautics
Karl Seelig
, Deck Street Consultants
Jerry Karp
President, JSK Associates
Carlos Bouras
General Manager, Nordson SELECT
Edithel Marietti
Senior Manufacturing Engineer, Northrop Grumman
Leo Lambert
Vice President, Technical Director, EPTAC Corporation
Mark Northrup
Fellow, Raytheon
Tony Lentz
Field Applications, FCT Assembly
Terry Munson
President/Senior Technical Consultant, Foresite
Pierce Pillon
Laboratory Mgr., Techspray
Gerard O'Brien
President, S T and S Testing and Analysis
Exposed Copper Risk
Hand Sanitizer Contamination
Spotting After DI Water Cleaning
Silver Solder for Audio Circuits
Oxidation of Solder Balls During Secondary Reflow
QFN Test Failures Caused by Flux
Contamination From Anti-static Foam
MORE ASK THE EXPERTS
Start Micro Dispensing Today
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Viscom

Pioneering 3D X-ray Inspection for Flat Assemblies
Viscom is setting a new standard for high-precision inline X-ray inspection of printed circuit boards with its iX7059 product line. Learn more.
Viscom
Industry Calendar
Dec 4, 2025
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Nov 13, 2025
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SMTA
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SMTA
Nov 4, 2025
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SMTA
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ISM Storage and Software Integration Solutions
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AI-Technology-Inc

Die-Module Attach (Pastes & Films)
Die-Attach Adhesives with low moisture absorption for MSL Level-1 applications for reliability. Outstanding thermal conductivity with low moisture absorption- stress-free bonding.
AI Technology, Inc.
What Year Was It?
Hallucinogenic Effects of LSD Discovered
What Year
In Basel, Switzerland, Albert Hoffman, a Swiss chemist working at the Sandoz pharmaceutical research laboratory, accidentally consumes LSD-25, a synthetic drug he had created in 1938 as part of his research into the medicinal value of lysergic acid compounds.
See the answer below.
Sponsor
Plasmatreat-GmbH

Plasma as a Key Technology
Plasma technology improves electronics manufacturing, reduces oxide layers, prevents delamination & enables environmentally friendly products by using Openair-Plasma ® & PlasmaPlus®.
Plasmatreat GmbH
Uyemura
What Year Was It Answer
Hallucinogenic Effects of LSD Discovered
Answer: April 16, 1943
April 15, 2025
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'Killing' the iPhone is Reportedly Tim Cook's Top Priority
Apple is racing to lead the post-iPhone era with advanced AR glasses powered by generative AI. Tim Cook has made creating lightweight, all-day wearable spectacles his top priority, aiming to outpace Meta in redefining mobile computing.
BGR
Sponsor
ECD

Vapor Phase Profiling
Thermal profiling the vapor phase soldering process – especially those with vacuum – is challenging. ECD's M-VP™ sealed barrier can take it. Learn more.
ECD
IPC Welcomes Exemptions to Reciprocal Tariffs
IPC applauds the exclusion of vital electronics components from new tariffs, citing benefits for innovation, cost control, and supply chain stability. It urges further exemptions to bolster U.S. electronics manufacturing and global competitiveness.
IPC
An Eight-Step Methodology for Bringing a Process Under Statistical Control
More understanding of statistical process control (SPC) is needed to implement best practices in PCB manufacturing. The proper use of SPC enables world-class quality.
Technical Paper
China's largest iPhone factory resumes hiring after Trump spares electronics from tariffs
Foxconn has resumed hiring at its Zhengzhou iPhone factory after a brief pause triggered by new U.S. tariffs. The move follows a temporary tariff exemption on electronics, but analysts warn iPhone prices could still rise sharply.
South China Morning Post
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kyzen

Electronic Assembly Cleaning Basics
Monitoring & effectively controlling chemistry concentration when cleaning electronic assemblies is crucial for maintaining optimal cleanliness results & preventing costly consequences.
KYZEN
A slowly spinning universe could solve the Hubble tension
A new study suggests the universe may rotate extremely slowly—once every 500 billion years—potentially resolving the Hubble tension. Researchers found that adding slight rotation to current models aligns expansion rates without contradicting existing observations.
Phys.org
Technical Papers
Innovative Power Module Assembly Solutions
Unlocking the Potential of Nanoscale Conformal Coatings
Recycling vs Circularity: Minimising E-Waste in Manufacturing
Optimizing Cleaning Strategies for Advanced Packaging Technologies with Low Standoff Components
Probe Card Manufacturer 'Sees the Unseen' With X-ray
Electronic Assembly Cleaning Basics: Manual Concentration Monitoring Methods
An Eight-Step Methodology for Bringing a Process Under Statistical Control
Bismuth in Solder Alloys: From Bulk Constituent in Low Temp to Performance Enhancer in High Rel
Plasma as a Key Technology: Increasing Efficiency and Quality Assurance in the Electronics Industry
Use of Numerical Simulation Methods for the Development of Thermal Systems & Coating Equipment
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Circuit-Technology-Center

Touchless Solder Ball Removal
Watch our video showcasing touch-free BGA component deballing. This revolutionary approach achieves unparalleled reliability and precision when preparing BGA components for re-balling.
Circuit Technology Center
Apple regains $3 trillion market cap after Trump exempts tariffs on iPhones
Apple shares jumped over 2% Monday, reclaiming a $3 trillion market cap after the Trump administration temporarily exempted key Apple products from new tariffs. Analysts estimate the move slashes Apple's potential tariff costs from $44 billion to $7 billion.
CNBC
Arizona — not China — is the best place for Tesla's self-driving future
Tesla's Full Self-Driving push in China stalled amid tight state controls, exposing the pitfalls of authoritarian oversight. Meanwhile, Arizona's transparent, innovation-friendly policies have made Phoenix a national hub for autonomous vehicle testing and development.
The Hill
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Indium-Corporation

Your award-winning cored wire supplier
As an industry-leading, full-line supplier of flux-cored wire solder, our award-winning solutions meet the needs of virtually every assembly and rework application.
Indium Corporation
Foxconn Eyes 300 Acres in UP: A Bold Move to Power India's Electronics Dream
Foxconn is set to acquire 300 acres in Uttar Pradesh, signaling a bold expansion that could transform India into a global electronics manufacturing hub. This strategic move aligns with Apple’s shift to India and boosts India's "Make in India" goals.
Tech Story
Strategic Planning Doesn't Have to Be Complex — This Simple, 3-Part Framework Delivers Faster Results
Strategic planning doesn't need to be complex or costly. Smart entrepreneurs are embracing lean, actionable strategies tailored to their growth stage. By focusing on clarity, hard choices, and consistent execution, they build momentum and scale efficiently.
Entrepreneur
Sponsor
Nordson-ASYMTEK

New SELECT Synchro soldering system
A multi-station selective soldering system that uses a unique, synchronous motion to increase throughput, improve cost-of-ownership, and provide flexibility for electronics manufacturers.
Nordson Electronics Solutions
Microsoft founder Gates
Bill Gates reflects on the 50th anniversary of Microsoft, recalling the pivotal code he and Paul Allen wrote in 1975 for the Altair 8800. That project sparked the personal computing revolution and laid the foundation for Microsoft’s rise.
Taipei Times
US tariff reprieves will not repair trust in Washington
The bond market backlash forced President Trump to pause sweeping tariffs, but uncertainty still looms. Europe sees an opportunity to strengthen unity, pursue joint investment, and brace for renewed U.S. and Chinese pressure on trade and technology.
Taipei Times
Sponsor
Glenbrook-Technologies

X-Ray Inspection Verifies Quality of Complex PCBs
A Netherlands-based PCB supplier relies on real-time X-ray inspection to ensure the quality of HDI, hybrid, multi- layer, flex-rigid & other complex boards.
Glenbrook Technologies
Taiwan to face high tariffs amid US domestic supply chain push
The U.S. plans steep tariffs on Asian electronics and semiconductors to pressure manufacturers—especially in Taiwan, Japan, and South Korea—into relocating operations to America. The move signals a global supply chain split into U.S., China, and neutral blocs.
Taipei Times
China halts rare earth exports, sparking fears of shortages in critical industries
China has suspended rare earth exports amid new licensing rules, threatening global supply chains in defense, aerospace, and EVs. U.S. firms brace for shortages as Beijing tightens control over these critical, pollution-intensive minerals.
TechSpot
Ultra-Low Voiding Halogen-Free No-Clean Lead-Free Solder Paste
The miniaturization trend is driving components with large pads. To alleviate the voiding challenge, a voiding-free solder paste will be the solution.
Circuit Insight - Materials Tech
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Circuitnet

"Ask the Experts" Program by Circuitnet
Do you have a question or process issue in PCB assembly? The Circuitnet "Ask the Expert's" program has over 100 panel members waiting to answer your question. Submit question now.
Circuitnet Media LLC
Trump plans new tariffs on semiconductors, promises flexibility for some companies
President Trump announced plans to impose new tariffs on imported semiconductors and electronics within weeks, while signaling flexibility for some firms. The move intensifies U.S. efforts to localize chip production and escalates trade tensions with China.
TechSpot
Counterfeit Electronics Component Conundrum with Smart Labeling
Electronics manufacturers hurting from supply chain disruptions and component shortages are challenged by the rise in counterfeit components.
Circuit Insight - Production Floor
Memory Safety Will Be Key to Tackle Fundamental Cyber Security
The U.K.'s Digital Security by Design initiative showcased CHERI, a memory-safe hardware technology, in London. Experts praised its cybersecurity potential but noted adoption challenges. With 160+ companies involved, standardizing memory safety remains a key priority.
EE Times
Today's Sponsor
Ormet-TLPS
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Ormet-TLPS

AIT ORMET® TLPS for Thermal Conductivity
AIT ORMET® TLPS is proven with stress relief for stable long-term metallic thermal conductivity & low thermal interface resistance for high temp >175°C
Ormet TLPS
Test Your Knowledge
Who is widely given credit for accurately predicting the rapid growth in the processing power of integrated circuits?
See answer below.
Industry Press
AIM to Highlight Type 5 Solder & Other Leading Products @ SMTA Capital Expo
AIM Solder
Saki's AXI Upgrade Enhances Image Noise Reduction for Power Modules
Saki Corporation
Semi-Kinetics Invests in Advanced Cleaning with Aqua Klean T-15 & AAT
Semi-Kinetics
Cetec ERP to Exhibit at EWPTE; Jordan Jolly to Present on Cost of Quality
Cetec ERP
CE3S Introduces Millice StripAid™ X Series: A Biodegradable Solution
Cumberland Electronics Strategic Supply Solutions (CE3S)
MORE INDUSTRY PRESS
Plasma-Etch
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Creative-Electron

Inline Automatic X-Ray Inspection: TruView™ Verus
TruView™ Verus is a high-resolution inline AXI system offering advanced 2D, 2.5D, and 3D imaging to detect defects in electronic assemblies with exceptional accuracy and speed.
Creative Electron
Quote of the Day
"Tell me, and I'll forget. Show me, and I may not remember. Involve me, and I'll understand."
Native American Proverb
Sponsor
Master-Bond

Epoxy Changes Color Under UV Light
Watch this video to see how Master Bond's UV15RCL goes from red to clear with exposure to UV light, ensuring a thorough and effective curing process.
Master Bond
SEHO
Cartoon of the Day
Cartoon
"I installed a GPS app on your phone. Use it to find a magical land where the world still makes sense."
Copyright © Randy Glasbergen
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Summit-Interconnect

RF / Microwave Expert PCB Boards
Our wide range of PTFE materials, mixed material stackups, plated cavities, edge plating, high-temp lamination, mode suppression/stitching, buried resistors, and edge launch features.
Summit Interconnect
SEIKA-America
Test Your Knowledge Answer
Who is widely given credit for accurately predicting the rapid growth in the processing power of integrated circuits?
Answer: Gordon Moore, co-founder of Intel