--- title: Epec's Blog (7) description: A manufacturing blog focusing on posts about customized product solutions that are beneficial to engineers or anyone in the electronics industry. (7) --- [![Epec Engineered Technologies](https://www.epectec.com/images/logo.png "Epec Engineered Technologies")](https://www.epectec.com/) [![Epec Engineered Technologies](https://www.epectec.com/images/logo.png "Epec Engineered Technologies")](https://www.epectec.com/) - [Articles](https://www.epectec.com/articles/) - [Blog](https://blog.epectec.com/) - [Webinars](https://www.epectec.com/webinar/) - [Videos](https://www.epectec.com/videos/) - [Case Studies](https://www.epectec.com/case-studies/) - [News & Events](https://www.epectec.com/news/) - [Customer Portal](https://system.netsuite.com/c.406760/site/NSlogin.html) - [About](https://www.epectec.com/about/overview/) - Back - [Company Overview](https://www.epectec.com/about/overview/) - [Our History](https://www.epectec.com/about/our-history/) - [Culture](https://www.epectec.com/about/culture/) - [Industries Served](https://www.epectec.com/about/industry/) - [Acquisitions](https://www.epectec.com/about/acquisitions.html) - [Operations](https://www.epectec.com/operations/) - Back - [Operational Excellence](https://www.epectec.com/operations/) - [Quality Philosophy](https://www.epectec.com/operations/quality-philosophy.html) - [Quality Assurance Process](https://www.epectec.com/operations/quality-assurance-process.html) - [Global Operations](https://www.epectec.com/operations/global-operations.html) - [Logistics & Supply Chain](https://www.epectec.com/operations/logistics-and-supply-chain.html) - [Inventory Stocking](https://www.epectec.com/operations/inventory-stocking.html) - [Approvals](https://www.epectec.com/operations/approvals.html) - [ITAR Registered](https://www.epectec.com/operations/itar-registered.html) - [Engineering](https://www.epectec.com/engineering/overview/) - Back - [Engineering Overview](https://www.epectec.com/engineering/overview/) - [Engineering Support](https://www.epectec.com/engineering/support/) - [Design Services](https://www.epectec.com/engineering/design-services/) - [EpecDFx™](https://www.epectec.com/engineering/epecdfx/) - [Free DFM File Check](https://www.epectec.com/engineering/free-dfm.html) - [PCB Impedance Calculator](https://www.epectec.com/engineering/impedance-calculator.html) - [Products](https://www.epectec.com/products/) - Back - [Overview](https://www.epectec.com/products/) - [Battery Packs](https://www.epectec.com/batteries/) - [Flex & Rigid-Flex PCBS](https://www.epectec.com/flex/) - [Cable Assemblies](https://www.epectec.com/cable-assemblies/) - [Printed Circuit Boards](https://www.epectec.com/pcb/) - [CNC Machining](https://www.epectec.com/cnc-machining/) - [User Interfaces](https://www.epectec.com/user-interfaces/) - [Flexible Heaters](https://www.epectec.com/flexible-heaters/) - [EC Fans & Motors](https://www.epectec.com/fans-motors/) [Battery Packs![Custom Battery Packs](https://www.epectec.com/images/new-nav/flyout-battery-packs.png "Batteries and Custom Battery Packs")](https://www.epectec.com/batteries/) --- [CNC Machining![CNC Machining](https://www.epectec.com/images/new-nav/flyout-cnc-machining.png "CNC Machining")](https://www.epectec.com/cnc-machining/) [Flex & Rigid-Flex PCBs![Flex and Rigid-Flex Circuits](https://www.epectec.com/images/new-nav/flyout-flex-and-rigid-flex.png "Flex and Rigid-Flex Circuits")](https://www.epectec.com/flex/) --- [User Interfaces![User Interfaces](https://www.epectec.com/images/new-nav/flyout-user-interfaces2.png "User Interfaces Product Solutions")](https://www.epectec.com/user-interfaces/) [Cable Assemblies![Cable Assemblies](https://www.epectec.com/images/new-nav/flyout-cable-assemblies.png "Cable Assemblies")](https://www.epectec.com/cable-assemblies/) --- [Flexible Heaters![Flexible Heaters](https://www.epectec.com/images/new-nav/flyout-flexible-heaters.png "Flexible Heaters")](https://www.epectec.com/flexible-heaters/) [Printed Circuit Boards![Printed Circuit Boards](https://www.epectec.com/images/new-nav/flyout-printed-circuit-boards2.png "Printed Circuit Boards")](https://www.epectec.com/pcb/) --- [EC Fans & Motors![EC Fans and Motors](https://www.epectec.com/images/new-nav/flyout-fans-and-motors.png "EC Fans and Motors")](https://www.epectec.com/fans-motors/) - [Design Guides](https://www.epectec.com/guides/) - [Design Guides](https://www.epectec.com/guides/) - Back - Resources - Back - [Articles](https://www.epectec.com/articles/) - [Blog](https://blog.epectec.com/) - [Webinars](https://www.epectec.com/webinar/) - [Videos](https://www.epectec.com/videos/) - [Case Studies](https://www.epectec.com/case-studies/) - [News & Events](https://www.epectec.com/news/) - [Customer Portal](https://system.netsuite.com/c.406760/site/NSlogin.html) - [Contact Us](https://www.epectec.com/contact/) - Back - [Contact Information](https://www.epectec.com/contact/) - [Our Sales Team](https://www.epectec.com/contact/our-sales-team.html) - [Office Locations](https://www.epectec.com/contact/office-locations.html) - [Career Opportunities](https://www.epectec.com/contact/career-opportunities.html) - [InstantPCB*Quote*™](https://www.epectec.com/instantpcbquote/) - Back - [Overview](https://www.epectec.com/instantpcbquote/) - [Login](https://secure.epecpcb.com/epec/) - [Register](https://secure.epecpcb.com/epec/index2.jsp) [![](https://www.epectec.com/images/InstantPCBQuote-logo.png)](https://www.epectec.com/instantpcbquote/) [Login](https://secure.epecpcb.com/epec/) [Register](https://secure.epecpcb.com/epec/index2.jsp) Register to Quote and Order Your PCBs Fast, Easy & Online, 24/7 - [Home](https://www.epectec.com/) - [Blog](https://blog.epectec.com/) Share This Page: [LinkedIn](https://blog.epectec.com/#linkedin) [X](https://blog.epectec.com/#x) [Facebook](https://blog.epectec.com/#facebook) [Email](https://blog.epectec.com/#email) # Epec's Blog | Electronics Manufacturing Solutions --- ## [Reducing the Overall Thickness of a Membrane Switch](https://blog.epectec.com/reducing-the-overall-thickness-of-a-membrane-switch) [![Example of an FPC membrane switch](https://blog.epectec.com/hubfs/blog/fpc-membrane-switch.jpg "Example of an FPC membrane switch")](https://blog.epectec.com/reducing-the-overall-thickness-of-a-membrane-switch) Written by [Steven Goodman](https://blog.epectec.com/author/steven-j-goodman) Posted on October 1, 2025 at 9:02 AM - [Tweet](https://twitter.com/share) [Membrane switches](https://www.epectec.com/membranes/) have become a staple in modern [electronic interfaces](https://www.epectec.com/user-interfaces/), delivering reliable user input across industries ranging from consumer electronics to industrial equipment and medical devices. They are frequently chosen because they offer a combination of low cost, ultra-high reliability, and are completely customizable. [Read More](https://blog.epectec.com/reducing-the-overall-thickness-of-a-membrane-switch) --- ## [Battery Pack Designs: Smart Sensors and Monitoring Systems](https://blog.epectec.com/battery-pack-designs-smart-sensors-and-monitoring-systems) [![Battery management systems (BMS) with various sensors](https://blog.epectec.com/hubfs/blog/battery-management-systems-with-various-sensors.jpg "Battery management systems (BMS) with various sensors")](https://blog.epectec.com/battery-pack-designs-smart-sensors-and-monitoring-systems) Written by [Anton Beck](https://blog.epectec.com/author/anton-beck) Posted on September 23, 2025 at 8:42 AM - [Tweet](https://twitter.com/share) As battery-powered devices continue to demand higher energy density, greater power output, smaller form factors, and lower weight, [battery packs](https://www.epectec.com/batteries/) face increased challenges related to temperature management, cell stability, capacity loss, short circuits, cell swelling, and overcharging or over-discharging. [Read More](https://blog.epectec.com/battery-pack-designs-smart-sensors-and-monitoring-systems) --- ## [Signal Integrity in High-Speed PCB Design: Best Practices](https://blog.epectec.com/signal-integrity-in-high-speed-pcb-design-best-practices) [![High-speed PCB design showing signal integrity](https://blog.epectec.com/hubfs/blog/high-speed%20pcb%20design%20showing%20signal%20integrity.jpg "High-speed PCB design showing signal integrity")](https://blog.epectec.com/signal-integrity-in-high-speed-pcb-design-best-practices) Written by [Angie Brown](https://blog.epectec.com/author/angie-brown) Posted on September 17, 2025 at 8:59 AM - [Tweet](https://twitter.com/share) In modern electronic systems, the need for high-speed data transmission has never been greater. With faster clock speeds, smaller geometries, and increasing complexity in [printed circuit board (PCB) layouts](https://www.epectec.com/pcb/), ensuring signal integrity has become a top priority for designers. Consulting your PCB manufacturer should be at the top of your list. [Read More](https://blog.epectec.com/signal-integrity-in-high-speed-pcb-design-best-practices) --- ## [Advanced Via Technologies in Rigid-Flex PCB Fabrication](https://blog.epectec.com/advanced-via-technologies-in-rigid-flex-pcb-fabrication) [![A microscope cross-section of a rigid-flex circuit board and through hole](https://blog.epectec.com/hubfs/blog/cross-section-of-via-in-a-rigid-flex-pcb.jpg "A microscope cross-section of a rigid-flex circuit board and through hole")](https://blog.epectec.com/advanced-via-technologies-in-rigid-flex-pcb-fabrication) Written by [Zachary Walker](https://blog.epectec.com/author/zachary-walker) Posted on September 9, 2025 at 8:42 AM - [Tweet](https://twitter.com/share) Vias are an important part of high-density interconnect strategies in [flex and rigid-flex printed circuit board](https://www.epectec.com/flex/) (PCB) designs. As assemblies become smaller and layouts become more complex, the selected via structure affects routing density, component placement, stack-up feasibility, manufacturability, cost, and mechanical reliability. [Read More](https://blog.epectec.com/advanced-via-technologies-in-rigid-flex-pcb-fabrication) --- ## [Design Practices for CNC Machined Parts with Tight Tolerances](https://blog.epectec.com/design-practices-for-cnc-machined-parts-with-tight-tolerances) [![CNC machined parts with tight tolerances](https://blog.epectec.com/hubfs/blog/cnc-machined-parts-with-tight-tolerances.jpg "CNC machined parts with tight tolerances")](https://blog.epectec.com/design-practices-for-cnc-machined-parts-with-tight-tolerances) Written by [Chandler Jardin](https://blog.epectec.com/author/chandler-jardin) Posted on September 4, 2025 at 9:18 AM - [Tweet](https://twitter.com/share) Achieving tight tolerances in [CNC-machined parts](https://www.epectec.com/cnc-machining/) isn't just about having the right equipment; it's about smart design from the very beginning. Whether you're developing [aerospace components](https://www.metalcraftmachining.com/industries/precision-machining-military-aerospace-components.html), [medical devices](https://www.metalcraftmachining.com/industries/medical-devices.html), or [precision instruments](https://www.metalcraftmachining.com/industries/industrial-instruments.html), understanding how to design for tight tolerances can mean the difference between a successful part and costly rework. [Read More](https://blog.epectec.com/design-practices-for-cnc-machined-parts-with-tight-tolerances) --- ## [Wire Harness Drain Wires: Solid or Stranded?](https://blog.epectec.com/wire-harness-drain-wires-solid-or-stranded) [![Romex wire uses a solid bare copper wire for grounding](https://blog.epectec.com/hubfs/blog/wire-with-solid-bare-copper-wire-for-grounding.jpg "Romex wire uses a solid bare copper wire for grounding")](https://blog.epectec.com/wire-harness-drain-wires-solid-or-stranded) Written by [Steven Goodman](https://blog.epectec.com/author/steven-j-goodman) Posted on August 28, 2025 at 8:59 AM - [Tweet](https://twitter.com/share) When it comes to designing [wire harnesses](https://www.epectec.com/cable-assemblies/wire-harnesses.html) and [multiconductor cables](https://blog.epectec.com/how-to-improve-strength-and-performance-in-multiconductor-cables), one of the most overlooked yet critical features is the drain wire. Whether used for grounding, shielding, or providing structural strength, the drain wire plays a key role in ensuring the performance, reliability, and longevity of the [cable assembly](https://www.epectec.com/cable-assemblies/). [Read More](https://blog.epectec.com/wire-harness-drain-wires-solid-or-stranded) --- ## [Custom Battery Pack Design Considerations for Performance and Safety - Q&A](https://blog.epectec.com/custom-battery-pack-design-considerations-for-performance-and-safety-q-and-a) [![Custom battery pack design considerations for performance and safety](https://blog.epectec.com/hubfs/blog/custom-battery-pack-design-considerations-for-performance-and-safety.jpg "Custom battery pack design considerations for performance and safety")](https://blog.epectec.com/custom-battery-pack-design-considerations-for-performance-and-safety-q-and-a) Written by [Epec Engineered Technologies](https://blog.epectec.com/author/epec-engineered-technologies) Posted on August 25, 2025 at 12:22 PM - [Tweet](https://twitter.com/share) At the conclusion of our webinar, [Custom Battery Pack Design Considerations for Performance and Safety](https://www.epectec.com/webinar/08-21-2025/custom-battery-pack-design-considerations-for-performance-and-safety.html), we had several questions submitted to our presenter, Battery Product Manager Anton Beck. We compiled these into a readable format on our blog. [Read More](https://blog.epectec.com/custom-battery-pack-design-considerations-for-performance-and-safety-q-and-a) --- ## [Design for Manufacturability: Key Considerations in PCB Prototyping](https://blog.epectec.com/design-for-manufacturability-key-considerations-in-pcb-prototyping) [![Prototype PCB for a high-frequency application](https://blog.epectec.com/hubfs/blog/prototype-pcb-for-a-high-frequency-application.jpg "Prototype PCB for a high-frequency application")](https://blog.epectec.com/design-for-manufacturability-key-considerations-in-pcb-prototyping) Written by [Angie Brown](https://blog.epectec.com/author/angie-brown) Posted on August 19, 2025 at 8:43 AM - [Tweet](https://twitter.com/share) Prototyping is one of the most critical stages in the development of any electronic product. A well-designed [printed circuit board](https://www.epectec.com/pcb/) (PCB) prototype can help you validate your concept, detect flaws early, and streamline the transition to production. [Read More](https://blog.epectec.com/design-for-manufacturability-key-considerations-in-pcb-prototyping) --- ## [User Interface Window Transparency for Backlit LEDs](https://blog.epectec.com/user-interface-window-transparency-for-backlit-leds) [![Membrane switch with three LED windows frosted with white paint](https://blog.epectec.com/hubfs/blog/membrane-switch-with-three-led-windows.jpg "Membrane switch with three LED windows frosted with white paint")](https://blog.epectec.com/user-interface-window-transparency-for-backlit-leds) Written by [Steven Goodman](https://blog.epectec.com/author/steven-j-goodman) Posted on August 13, 2025 at 9:13 AM - [Tweet](https://twitter.com/share) In the evolving world of [human-machine interfaces](https://www.epectec.com/user-interfaces/) (HMIs) such as keypads and membrane switches, the demand for backlit components continues to grow across countless applications. These backlit products include industrial controls, [medical devices](https://www.epectec.com/user-interfaces/medical-specifications.html), consumer electronics, and automotive systems. [Read More](https://blog.epectec.com/user-interface-window-transparency-for-backlit-leds) --- ## [Custom Battery Pack Design Challenges for Wearable Technology](https://blog.epectec.com/custom-battery-pack-design-challenges-for-wearable-technology) [![Small rechargeable lithium Li-ion battery for wearable device](https://blog.epectec.com/hubfs/blog/small-rechargeable-lithium-li-ion-battery-for-wearable-device.jpg "Small rechargeable lithium Li-ion battery for wearable device")](https://blog.epectec.com/custom-battery-pack-design-challenges-for-wearable-technology) Written by [Anton Beck](https://blog.epectec.com/author/anton-beck) Posted on August 7, 2025 at 9:07 AM - [Tweet](https://twitter.com/share) Wearable devices such as smartwatches, wearable cameras, ECG monitors, and fitness trackers depend on [custom battery packs](https://www.epectec.com/batteries/) that can deliver reliable power within extremely compact form factors. As these devices become smaller, lighter, and more mobile, battery pack design requires balancing competing requirements that include energy density, battery life, safety, durability, and user comfort. [Read More](https://blog.epectec.com/custom-battery-pack-design-challenges-for-wearable-technology) [Previous](https://blog.epectec.com/page/6) | [All posts](https://blog.epectec.com/all) | [Next](https://blog.epectec.com/page/8) --- ### Recent Posts --- ### Posts by Topic - [Printed Circuit Boards (162)](https://blog.epectec.com/topic/printed-circuit-boards) - [Product Design (138)](https://blog.epectec.com/topic/product-design) - [Battery Packs (122)](https://blog.epectec.com/topic/battery-packs) - [Cable Assemblies (102)](https://blog.epectec.com/topic/cable-assemblies) - [Flex & Rigid-Flex PCB's (95)](https://blog.epectec.com/topic/flex-rigid-flex-pcbs) - [Electronics Industry (61)](https://blog.epectec.com/topic/electronics-industry) - [User Interfaces (55)](https://blog.epectec.com/topic/user-interfaces) - [Quality Solutions (33)](https://blog.epectec.com/topic/quality-solutions) - [Flexible Heaters (30)](https://blog.epectec.com/topic/flexible-heaters) - [Events, Training, and Support (9)](https://blog.epectec.com/topic/events-training-and-support) - [RF Products (7)](https://blog.epectec.com/topic/rf-products) - [CNC Machining (3)](https://blog.epectec.com/topic/cnc-machining) - [Fans & Motors (1)](https://blog.epectec.com/topic/fans-motors) See All --- --- ### Need Help with A Project? 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Please contact us with any questions or requests. - [176 Samuel Barnet Blvd, New Bedford, MA](https://maps.app.goo.gl/Q6JVMv3eQgw29fNY8) - [sales@epectec.com](mailto:sales@epectec.com?subject=Website%20Information%20Request) - [(888) 995-5171](tel:888-995-5171) --- ###### Certifications [![UL Certified Manufacturer](https://www.epectec.com/images/certified-ul.png "UL Certified Manufacturer")](http://www.ul.com/) [![ITAR Registered Manufacturer](https://www.epectec.com/images/certified-itar.png "ITAR Registered Manufacturer")](https://www.epectec.com/operations/itar-registered.html) [![RoHS Compliant Manufacturer](https://www.epectec.com/images/certified-rohs-compliant.png "RoHS Compliant Manufacturer")](https://www.epectec.com/pcb/rohs-compliant.html) [![ISO9001 Certified Manufacturer](https://www.epectec.com/images/certified-iso9001.png "ISO9001 Certified Manufacturer")](https://www.epectec.com/operations/approvals.html) [![ISO27001 Certified Manufacturer](https://www.epectec.com/images/certified-iso27001.png "ISO27001 Certified Manufacturer")](https://www.epectec.com/operations/approvals.html) --- - ##### About - [Company Overview](https://www.epectec.com/about/overview/) - [Our History](https://www.epectec.com/about/our-history/) - [Culture](https://www.epectec.com/about/culture/) - [Industries Served](https://www.epectec.com/about/industry/) - [Acquisitions](https://www.epectec.com/about/acquisitions.html) - ##### Operations - [Operational Excellence](https://www.epectec.com/operations/) - [Quality Philosophy](https://www.epectec.com/operations/quality-philosophy.html) - [Quality Assurance Process](https://www.epectec.com/operations/quality-assurance-process.html) - [Global Operations](https://www.epectec.com/operations/global-operations.html) - [Logistics & Supply Chain](https://www.epectec.com/operations/logistics-and-supply-chain.html) - [Inventory Stocking](https://www.epectec.com/operations/inventory-stocking.html) - [Approvals](https://www.epectec.com/operations/approvals.html) - [ITAR Registered](https://www.epectec.com/operations/itar-registered.html) - ##### Engineering - [Engineering Overview](https://www.epectec.com/engineering/overview/) - [Engineering Support](https://www.epectec.com/engineering/support/) - [Design Services](https://www.epectec.com/engineering/design-services/) - [EpecDFx™](https://www.epectec.com/engineering/epecdfx/) - [Free DFM File Check](https://www.epectec.com/engineering/free-dfm.html) - [PCB Impedance Calculator](https://www.epectec.com/engineering/impedance-calculator.html) - ##### Products - [Overview](https://www.epectec.com/products/) - [Battery Packs](https://www.epectec.com/batteries/) - [Flex & Rigid-Flex PCBS](https://www.epectec.com/flex/) - [Cable Assemblies](https://www.epectec.com/cable-assemblies/) - [Printed Circuit Boards](https://www.epectec.com/pcb/) - [CNC Machining](https://www.epectec.com/cnc-machining/) - [User Interfaces](https://www.epectec.com/user-interfaces/) - [Flexible Heaters](https://www.epectec.com/flexible-heaters/) - [EC Fans & Motors](https://www.epectec.com/fans-motors/) ##### Social Community Join our Social Community and keep in touch with all our latest technology investments, current news, upcoming events, and promotions. --- © 2026 Copyright Epec, LLC. 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