Consumer

EDN Staff

A resources site and community for engineers involved in the design and development of consumer home or mobile electronics hardware and software.  Find design tips, new product information and discussion on consumer audio, video, multimedia, gaming, communications, computing, and home appliances.

Electronics interference: LG displays and routers

LG's recently discovered interference issue with its displays and close-proximity routers is the tip of an iceberg, this engineer suspects. Read More...

A perspective on digital ANC solutions in a low latency dominated world

Before choosing a digital-based solution to replace all the discrete components in an active noise cancelling system, there might be other things to consider that justify an analog solution in a more and more digital-dominated world. Read More...

Qorvo helps advance 5G efforts with RF filter innovations for smartphones

What can we expect for filtering out a constantly increasing set of frequency bands and multiple antennas being added to smartphones, and how can the next generation of devices reach the needed Gigabit speeds? Read More...

Too many clip leads? Make your own organizer

Sometimes, all you need is a little engineering and some household materials to solve a problem. Best of all, no software needed. Read More...

Storing data: A moving target

As the pace of technical obsolescence increases, you may find yourself upgrading software, file formats, and storage media more frequently. Read More...

WWDC 2017: Apple still short on breakthroughs

Despite iPad, iMac, SoC, and Siri updates, the key themes from WWDC 2017 were incremental half-steps, prematurely unveiled me-toos, and hardware obsolescence by design. Read More...

Bringing pro-audio high-fidelity features to mobile devices

Why high-fidelity audio is becoming the next big thing for smartphones and tablets. Read More...

Microsoft’s hardware support burden

Unlike Apple, Microsoft is not mercenary in culling old hardware from the new operating system support list, and has inherited a substantial burden in the process. Some amount of "glitching" is inevitable, but Microsoft can't even cleanly handle its own branded hardware. Read More...

Teardown: Analyzing a zero-cost router

Free after rebate, and comprising tier-one hardware inside a tier-two brand shell, what is this entry-level 802.11n router made of, and what else can it be made to do? Read More...

Apple’s forced O/S migration causes Thunderbolt failure

Apple is a dominant user of Thunderbolt, but operating system "advancements" result in functional regression to the point of flat-out failure. Read More...

Pebble Time Round vs Moto 360: shortcomings

Pebble near-singlehandedly created the smartwatch product category, but the company was unable to continue to "raise the bar" as competitors entered the market space, and one of its last products, the Pebble Time Round has its fair share of "warts." Read More...

Pebble Time Round vs Moto 360: user experience

In the second part of this series, we explore touchscreen- and button-based user interfaces, which have both strengths and shortcomings. Read More...

Pebble Time Round vs Moto 360: face off

Compromise is at the core of engineering, and the tradeoff decisions Pebble made versus smartwatch and other wearable competitors is fascinating. Read More...

Hubsan FPV drone teardown

Quadcopter sitting in a tree, F-A-L-L-I-N-G. Read More...

Neutral woes

More AC line troubles and dangerous peaks, this time due to the 240V neutral. Read More...

Struggling towards 5G

EDN is no stranger to 5G, but now we’re getting serious. Read this overview to get started. Read More...

Teardown: Wi-Fi device offers clever power design

EDIMAX shows us how to develop a low-cost design flexible enough to use largely intact across multiple geographies' and countries' mains standards. Read More...

Audio levels, dBu, dBV, and the gang: What you need to know

Audio levels and decibel standards are an endless source of confusion. Let’s clear the air. Read More...

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Bad-bulb finder fixes Christmas lights

15 years later, here’s a new take on one of our most popular Design Ideas ever! Read More...

Hybrid vacuum tube/solid-state audio power amplifier

An audio power amp design that combines vacuum tube input circuitry with solid-state output and feedback components. Read More...

Low-duty-cycle LED flasher keeps power draw at 4 mW

In situations where a low-duty-cycle blinking indicator provides an adequate indication of the power being turned on, this simple circuit should prove useful. Read More...

Signal-powered switch connects devices

Use a switch to selectively connect a terminal, personal computer, or any other originating device to one of four receivers. Read More...

Send MIDI signals over long distances

A single Category 5 cable links MIDI devices up to 100m away. Read More...

Passive-detector receiver keeps you informed, entertained during flights

Receive HF AM signals without battery power. Read More...

Circuit combines power supply and audio amplifier

This circuit can help if you must transfer DC power and audio over one pair of copper wires. Read More...

Video emitter uses battery power

This hows how to make a cable-free, direct-video system. You can use the small and simple system each time you need to capture image and sound on the run. Read More...

Circuit eliminates PC echoes

Long-distance-telephone services available via the Internet often require the PC user to wear headphones of a headset to prevent echo caused by the microphone's picking up the loudspeaker outputs. The circuit in Figure 1 eliminates the echo while using the existing PC microphone and speakers for a comfortable conversation. Read More...

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Bridge chip simplifies audio data transfer

Silicon Labs’ CP2615 bridge chip transfers digital audio data between USB and I2S serial bus interfaces without any code development. Read More...

Bluetooth 5 SoC maximizes battery life

A multiprotocol, Bluetooth 5-certified radio Soc, On Semiconductor’s RSL10 requires just 62.5 nW in deep sleep mode and 7 mW in receive mode. Read More...

MOSFETs serve flyback topologies

Infineon’s 700-V CoolMOS P7 family of MOSFETs allows flyback-based chargers to achieve up to 3.9% higher efficiency. Read More...

eCall battery charger cuts leakage current

Intersil’s ISL78693 3.6-V single-cell battery charger increases the life of LiFePO4 backup batteries used in automotive eCall systems. Read More...

Rx/Tx converters span 800 MHz to 4000 MHz

The HMC8100 and HMC8200 Rx/Tx converters from Analog Devices replace multiple discrete parts in microwave backhaul applications. Read More...

Wireless charger fits sealed wearables

STMicroelectronics’ STWBC-WA/STWLC04 miniature chipset for wireless battery charging allows smaller, simpler, and sealed sports wearables. Read More...

Valencell and Jabra team up to create the most accurate wireless earbud device

Next generation earbuds are going truly wireless to provide accurate and convenient health insights during your workout. Read More...

Wireless transmitter is QI-certified

The bq501210 is a WPC V1.2-compliant wireless power transmitter from Texas Instruments that delivers up to 15 W. Read More...

Bluetooth module enhances IoT security

Laird’s BLE652 Bluetooth V4.2 and NFC certified radio module offers robust security and easy programming for enterprise IoT applications. Read More...

Stereo audio chips leverage Bluetooth V4.2

Microchip’s IS206X family of audio SoC devices and modules is qualified for Bluetooth V4.2 with EDR (Enhanced Data Rate) links. Read More...

Kit demos multimode wireless charger

EPC’s 9121 wireless power-charging demonstration system simplifies the evaluation process of using eGaN FETs and ICs for multimode charging. Read More...

IC manages battery power in wearables

Highly integrated, the STBC02 chip from STMicroelectronics embeds numerous features for energy management in wearable and portable devices. Read More...

Tiny motion sensor fits wearable devices

Bosch Sensortec’s BMX160 is a 9-axis motion sensor touted as the smallest in the industry for wearable and augmented/virtual-reality devices. Read More...

Another strong voice chimes in for remote control

Voice control is ever increasing in popularity and the technology is now moving further towards ubiquity with Texas Instrument’s voice remote control solution. Read More...

Portable e-car charger leverages SiC MOSFETs

Thirty-two SiC MOSFETs from STMicroelectronics perform efficient power conversion in the ZapCharger portable electric-car charging station. Read More...

SAG taps STMicro for IoT NFC tags

STMicroelectronics and Securitag Assembly Group (SAG) have announced a tiny NFC ferrite tag based on the ST25 NFC tag IC for IoT applications. Read More...

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Hubsan FPV drone teardown

Quadcopter sitting in a tree, F-A-L-L-I-N-G. Read More...

Teardown: Wi-Fi device offers clever power design

EDIMAX shows us how to develop a low-cost design flexible enough to use largely intact across multiple geographies' and countries' mains standards. Read More...

Teardown: Debugging a faulty MacBook Pro battery

A reader offered to do further debugging on a previously mentioned faulty laptop battery and his conclusion might surprise you. Read More...

Teardown: Fitness band hardware

This fitness band's feature set was elementary but adequate, and the hardware seemed sufficient, but the product stumbled when it came to the associated software. Read More...

Teardown: A Wi-Fi smart plug for home automation

Belkin's WeMo devices aren't the only smart switch options available; TP-Link's HS100 implements some interesting design choices ... once you finally succeed in getting inside, that is! Read More...

Teardown: Comparing laptop hardware

In this teardown, we’ll see if the Acer Aspire One Cloudbook 11's commonality with Chromebooks extends to its hardware. Read More...

Teardown: Drone streams live video

Past teardowns in this series have dissected a base drone, as well as a camera drone, and now the "high end” version, with wireless live-streamed video support, goes under the knife. Read More...

Teardown: Wireless keyboard and remote senses motion

The Mohu Channels wireless keyboard is also a remote control with motion-activated on-screen cursor capability; see how it works. Read More...

Teardown: Streaming device marred by glitches

Mohu Channels had an abundance of hardware potential as a streaming device that also offers over-the-air TV, but software glitches led to a premature product demise. Read More...

Teardown: A tiny camera drone

Is it worth it to upgrade to a drone with a 0.3 Mpixel image sensor-and-lens assembly, mated to a microSD flash memory card slot? Read More...

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Appliance autonomy promises to make life simpler

These are exciting times for autonomous devices, but how robustly will they eventually operate, and how quickly will they reach this point? Read More...

The next 60 years in consumer electronics

As we celebrate 60 years of EDN, we look forward to the overarching themes and specific technologies that will be the future of consumer electronics. Read More...

10 drones you’ll want to own

Drones are the hottest thing in consumer electronics at the moment, and they're increasingly inexpensive as more suppliers enter the market, so which one(s) should you get? Read More...

What level of smartphone should you buy?

To understand the differences between phones and ranges of phones, see how the Samsung Galaxy S7, Samsung Galaxy A9, and Huawei Mate 8 compare. Read More...

CES 2016: It’s all about smartphones

Smartphones were at the center of many innovations at CES 2016. Read More...

NASA’s Mars Orion program featured at CES 2016

See where NASA’s plans for a mission to Mars stand with a look at its CES 2016 booth, featuring rockets, 3D printers, and robonauts. Read More...

Smartphone receiver to connect cars unveiled at CES 2016

Pioneer Electronics released AppRadio 4 (SPH-DA120) which brings the use of cloud and device sourced content from compatible iOS, Android, and MirrorLink-enabled devices to your car. Read More...

8 wearables beyond the Fitbit for health and fitness

Bluetooth, algorithms, accelerometers, gyroscopes, and more make these 8 wearables work for health and fitness. Read More...

CES Unveiled NY: What consumer electronics will 2016 bring?

See some of the up-and-coming consumer electronics that were on display at CES Unveiled, a preview event for CES 2016. Read More...

All you need to know about MIPI D’PHY RX

MIPI D’Phy, a physical serial communicating layer connecting the application processor to the display device or the camera, offers advantages as the physical layer. Learn about those and implementation here. Read More...

>> SEE ALL

Electronics interference: LG displays and routers

LG's recently discovered interference issue with its displays and close-proximity routers is the tip of an iceberg, this engineer suspects. Read More...

Too many clip leads? Make your own organizer

Sometimes, all you need is a little engineering and some household materials to solve a problem. Best of all, no software needed. Read More...

Storing data: A moving target

As the pace of technical obsolescence increases, you may find yourself upgrading software, file formats, and storage media more frequently. Read More...

WWDC 2017: Apple still short on breakthroughs

Despite iPad, iMac, SoC, and Siri updates, the key themes from WWDC 2017 were incremental half-steps, prematurely unveiled me-toos, and hardware obsolescence by design. Read More...

Microsoft’s hardware support burden

Unlike Apple, Microsoft is not mercenary in culling old hardware from the new operating system support list, and has inherited a substantial burden in the process. Some amount of "glitching" is inevitable, but Microsoft can't even cleanly handle its own branded hardware. Read More...

Apple’s forced O/S migration causes Thunderbolt failure

Apple is a dominant user of Thunderbolt, but operating system "advancements" result in functional regression to the point of flat-out failure. Read More...

Pebble Time Round vs Moto 360: shortcomings

Pebble near-singlehandedly created the smartwatch product category, but the company was unable to continue to "raise the bar" as competitors entered the market space, and one of its last products, the Pebble Time Round has its fair share of "warts." Read More...

Pebble Time Round vs Moto 360: user experience

In the second part of this series, we explore touchscreen- and button-based user interfaces, which have both strengths and shortcomings. Read More...

LTE-Advanced Pro: The bridge to 5G

5G is taking too long for the masses. They'll just have to live with mere 1 Gbit/s data rates for now. Read More...

Pebble Time Round vs Moto 360: face off

Compromise is at the core of engineering, and the tradeoff decisions Pebble made versus smartwatch and other wearable competitors is fascinating. Read More...

>> SEE ALL

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