Audio and video trends 2018

Here are some audio and video trends for 2018.

Buying headphones in 2018 is going to be a fragmented mess because of a silent goodbye to the 3.5mm audio plug, Majority of new headphones introduced at CES were wireless and there are several different wireless systems. Bluetooth audio has historically sacrificed sound quality for convenience relative to a wired connection. However, there are a couple of standards now that promise “better-than-CD” audio quality. For wired connections where we once had the solid reliability of a 3.5mm analog connector working with any jack shaped to receive it, there’s now a divergence of digital alternatives:Lightning, USB-C, and Sony’s 4.4mm Pentaconn connector.

Voice, connectivity and AI took center stage at the Consumer Electronics Show. Alexa Skills and the Voice Experience is really getting off. With over 15 million Amazon Echo devices shipped and 244 million projected by 2022 it is expected to take lead with Google Home Assistant and Apple Homepod with Siri following. Also Google Assistant was mentioned a lot in CES. Google Sold 6.75 Million ‘Google Home’ Devices In the Last 80 Days. ‘Language assistants  were a big topic at this year’s CES. More and more manufacturers like JBL and Creative are integrating smart helpers into their WLAN speakers. Alexa support comes to 2018 TVs from Sony, Hisense and LG. Google launches smart displays with JBL, Lenovo, LG and Sony. There will be also other competitors aiming to this market, for example “China’s Google,” shouted out most loudly for voice. Microsoft’s Cortana had a crappy CES so it seems that Amazon Alexa will soon arrive on Windows PCs (HP, ASUS, Acer and others). Introducing Single-Chip Solutions for Building Alexa-Enabled Products.Sony launches a bunch of new headphones and adds Google Assistant functionality to the line.

Binaural, ambisonic, spatial, surround, 3D will be talked about. The most accessible exhibitions of this technology are in Youtube VR and Facebook 360, where users can interact with 360º videos that contain spatial audio. AR/VR was hot topic at CES 2018.

Sound bars are popular for compact home theater setups. Traditional home cinema systems with AV receivers and large speaker arsenals are only used by film and sound enthusiasts who sacrifice space in the living room for this purpose.

People listen to four hours of audio content every day. Streaming platforms like Spotify take a big bit of that. Streaming accounts for 41% of music consumption was the 2017’s most jaw dropping statistic. People will also listen a lot of music from YouTube.

Acoustics-based NFC is being pushed to market as it requires only a microphone and speaker, eliminating tags and chips. Chirp and LISNR are two emerging companies facilitating soundwave communication.

Wireless headphones and speakers become more common. Portable loudspeakers without cables are more popular than ever with music listeners. Most popular connection technology is Bluetooth.More and more manufacturers are breaking away from the cable and are showing new models and updates of completely wireless in-ear headphones at the CES 2018.

There is a bit of nostalgia involved: Several traditional technology tries to make come-back in 2018. The traditionalists among the music lovers continue to use records, so new record players keep coming. Cassette tapes making a comeback thanks to young, independent artists. Artists like Justin Bieber, Eminem and Metallica have all put out material on tape recently as a recent blockbuster film “Guardians of the Galaxy” put a hero center stage with a Sony Walkman. Tube amplifiers are back for traditionalist audiophiles that think that tubes can make your music to sound better.

4K video resolution is hot and 8K going to be pushed to market. TV has progressed to the 4K ultra-high-definition stage with its 3,840 × 2,160 pixel resolution. LG Display has made a 65-inch rollable 4K OLED TV. LG displayed 8K OLED TV at CES. Samsung has technology scales the image resolution to a 8K with AI. LG, Panasonic, and TCL put the spotlight on the chips that do the video processing: For the foreseeable future, any advances in image quality will be coming from these chips, not from the displays themselves.

Welcome ATSC 3.0 in USA: In November, the Federal Communications Commission (FCC) issued new rules that will let TV broadcasters adopt the next-generation wireless TV standard designated ATSC 3.0. This new standard defines the specifications for ultra-high-definition (UHD) or 4K over-the-air (OTA) digital TV. But over-the-air is minority in USA as roughly 75% of households pay for their TV reception for cable or satellite distribution.

Home theater headsets have come a long way. AR/VR is hot. Oculus partners with Xiaomi to launch the Oculus Go and Mi VR Standalone.

Wired peripherals and electronics are still a major part of the market. Cabling for AV systems will have new features:  a new HDMI standard and how active cables will provide both power and video to consumer devices.

3D cameras are hot. HP’s Z 3D Camera puts Sprout’s scanning power on your PC. Intel’s new cameras add human-like 3D vision to any machine.

When almost all AV products are pushing more and more features, it seems that almost Everything is too complicated for an average Joe.

Sources:

https://www.smartbrief.com/original/2018/01/10-audio-marketing-trends-2018

http://www.computerbild.de/artikel/avf-News-Audio-Trends-CES-2018-11264743.html

http://www.abc.net.au/news/2017-11-28/cassette-tapes-making-a-comeback-thanks-to-young-artists/9161938

https://www.marketplace.org/2017/11/22/business/cassette-tapes-make-comeback

http://aeaaudio.com/why-tubes-are-back-and-how-to-get-in-on-it/

https://www.collectorsweekly.com/articles/could-an-old-school-tube-amp-make-the-music-you-love-sound-better

https://www.digitaltrends.com/home-theater/coolest-best-audio-gadgets-ces-2018/

https://www.theverge.com/2018/1/18/16903516/headphones-wireless-analog-jack-future-ces-2018

https://techcrunch.com/2018/01/08/alexa-support-comes-to-2018-tvs-from-sony-and-hisense/

https://www.eetimes.com/document.asp?doc_id=1332845

https://www.youtube.com/watch?v=QYhgJlEn880

http://www.etn.fi/index.php/13-news/7368-tekoaly-skaalaa-televisiokuvan-8k-tarkkuuteen

https://spectrum.ieee.org/view-from-the-valley/consumer-electronics/audiovideo/ces-2018-look-to-the-processor-not-the-display-for-tv-picture-improvements

https://spectrum.ieee.org/tech-talk/consumer-electronics/audiovideo/ces-2018-active-hdmi-cables-and-harmony-in-the-smart-home

https://techcrunch.com/2018/01/12/cortana-had-a-crappy-ces/?ncid=rss&utm_source=tcfbpage&utm_medium=feed&utm_campaign=Feed%3A+Techcrunch+%28TechCrunch%29&utm_content=FaceBook&sr_share=facebook

https://www.theverge.com/2018/1/6/16859102/lg-display-rollable-oled-65-inch-ces-2018

https://www.engadget.com/2018/01/08/eagle-wearable-home-theater/

https://tech.slashdot.org/story/18/01/07/171214/google-sold-675-million-google-home-devices-in-the-last-80-days

http://www.electronicdesign.com/community-home/free-tv-keeps-getting-better-welcome-atsc-30

https://www.engadget.com/2018/01/18/intel-realsense-ready-to-use-depth-cameras/

https://arstechnica.com/gadgets/2018/01/hps-z-3d-camera-puts-sprouts-scanning-power-on-your-pc/

https://techcrunch.com/2018/01/08/google-partners-with-jbl-lenovo-lg-and-sony-to-launch-echo-show-and-spot-smart-display-competitors/?ncid=rss&utm_source=tcfbpage&utm_medium=feed&utm_campaign=Feed%3A+Techcrunch+%28TechCrunch%29&sr_share=facebook

https://developer.amazon.com/blogs/alexa/post/ba17fd33-6510-45d6-b682-ee9ed9ef589c/single-soc-dev-kits-for-avs

https://techcrunch.com/2018/01/08/sony-launches-a-bunch-of-new-headphones-and-adds-google-assistant-functionality-to-the-line/?ncid=rss&utm_source=tcfbpage&utm_medium=feed&utm_campaign=Feed%3A+Techcrunch+%28TechCrunch%29&utm_content=FaceBook&sr_share=facebook

https://techcrunch.com/2018/01/08/oculus-partners-with-xiaomi-to-launch-the-oculus-go-and-mi-vr-standalone/?utm_source=tcfbpage&sr_share=facebook

 

841 Comments

  1. Tomi Engdahl says:

    https://www.obe.tv

    We provide broadcast software for video and audio transport, running on off-the-shelf IT equipment. This allows IT hardware to perform multiple broadcast functions, aiding convergence between the broadcast and IT industries, and drastically reducing costs.

    Reply
  2. Tomi Engdahl says:

    The Winners Of 2018′s Wildlife Photographer Of The Year Competition Have Been Announced, And They Are Astonishing
    https://www.iflscience.com/plants-and-animals/winners-of-2018s-wildlife-photographer-of-the-year-showcase-dramatic-shots-of-love-life-and-loss/

    Reply
  3. Tomi Engdahl says:

    Supercon: Designing Your Own Diffractive Optics
    https://hackaday.com/2018/11/16/supercon-designing-your-own-diffractive-optics/

    Kelly Peng is an electrical and optical engineer, and founder of Kura AR. She’s built a fusion reactor, a Raman spectrometer, a DIY structured light camera, a linear particle accelerator, and emotional classifiers for likes and dislikes. In short, we have someone who can do anything, and she came in to talk about one of the dark arts (pun obviously intended): optics.

    Hackaday Supercon – Kelly Ziqi Peng : Diffractive Optics for Augmented Reality
    https://www.youtube.com/watch?v=wYr_f2rx3hM

    Reply
  4. Tomi Engdahl says:

    Look Like A Movie Hacker
    https://hackaday.com/2018/11/23/look-like-a-movie-hacker/

    After all, in the movies, hackers use exotic flashy user interfaces, right? Now thanks to eDEX-UI, you can look like a movie hacker if you use Windows, Linux, or the Mac.

    As you might expect, the program isn’t very efficient or practical, but it does actually do something. In addition to a load of system information about the CPU and network, there’s a shell, a file manager, and an onscreen keyboard, too. The app uses Electron and — on Linux — AppImage, but for a toy program like this, that may not be a problem.

    https://github.com/GitSquared/edex-ui/releases

    Reply
  5. Tomi Engdahl says:

    Why do sales people ask questions?
    https://www.youtube.com/watch?v=HubsucfV7EI

    Most stereo sales people ask a lot of questions of customers before giving advice. Why do they do this and how should this viewer answer them?

    Reply
  6. Tomi Engdahl says:

    What’s the best voltage and frequency for audio?
    https://www.youtube.com/watch?v=Np–y3Kfy28

    In the US we rely upon 60Hz for our power and in other parts of the world there’s 50Hz and double the wall voltage. If we had our choice what would be the best sounding frequency and voltage for high-end audio?

    Reply
  7. Tomi Engdahl says:

    10 Ways Technology Is Changing Football
    New technology has moved into helmets, stadiums, and television broadcasts.
    https://www.designnews.com/electronics-test/10-ways-technology-changing-football?ADTRK=UBM&elq_mid=6598&elq_cid=876648

    Reply
  8. Tomi Engdahl says:

    Top 5 Star Rated Images on Fstoppers
    https://www.youtube.com/watch?v=jYZMwXbFfZU

    In this episode of Critique the Community Lee and Patrick feature and discuss some the highest rated images from the Fstoppers community, images that one or both of them feel deserve an elusive 5 star rating.

    5 Star Images – Lee and Patrick Critique the Best from the Community
    https://fstoppers.com/critiques/5-star-images-lee-and-patrick-critique-best-community-301158

    Reply
  9. Tomi Engdahl says:

    Do double blind tests work?
    https://www.youtube.com/watch?v=3mHaSb8Nc8c

    The double blind test where neither the subject nor the interviewer knows what’s being tested is assumed to be the gold standard in unbiased testing. Yet, there are problems with this method when evaluating sound quality.

    Reply
  10. Tomi Engdahl says:

    Turn an old Linux desktop into a home media center
    https://opensource.com/article/18/11/old-linux-desktop-new-home-media-center?sc_cid=7016000000127ECAAY

    Repurpose an outdated computer to browse the internet and watch videos on your big screen TV.

    Reply
  11. Tomi Engdahl says:

    Sarah Perez / TechCrunch:
    A Nielsen report says US viewers spend nearly 8B hours per month streaming content via connected devices like Roku, Apple TV, and Amazon Fire TV
    https://techcrunch.com/2018/11/29/nielsen-americans-are-streaming-8-billion-hours-of-content-per-month-on-connected-tvs/

    Reply
  12. Tomi Engdahl says:

    Tearing Down IKEA’s Bluetooth Speaker!
    https://www.youtube.com/watch?v=1t5E-9tRq-8

    IKEA’s Eneby is its first Bluetooth speaker and a surprisingly good value. So how did the company best known for furniture pull it off?

    Reply
  13. Tomi Engdahl says:

    Multi Room HDMI – Wireless, HDMI over IP, Powerlines, HDMI over Ethernet
    https://www.youtube.com/watch?v=XFhx8Zy95IY

    Hi, this video shows various different way to get HDMI working in a different room or multiple rooms in your property. It is ideal if you want to watch your Virgin Media or Sky Box in other rooms without paying for extra boxes.
    I show various different options which are time stamped below. For example Wireless HDMI, HDMI over IP using Ethernet and Powerline adapters etc. I test both cheap and expensive options.

    Reply
  14. Tomi Engdahl says:

    EEVblog #1150 – Electrostatic Speaker Teardown
    https://www.youtube.com/watch?v=HmwEh5P3D54

    How do Electrostatic loadspeakers work?
    Teardown of the BenQ Trevolo S Electrostatic bluetooth speaker.

    Reply
  15. Tomi Engdahl says:

    https://www.theatlantic.com/entertainment/archive/2018/11/book-review-future-sounds-story-electronic-music/576517/

    Today, though, the term electronic music has been rendered nearly redundant. What new song isn’t software-tweaked, synthesizer-fortified, or at least digitally transmitted? This fact might seem to mean that the revolution is won. But Stubbs isn’t triumphal. He thinks the potential of electric sound—ideological and aesthetic—has largely been squandered in the mainstream.

    Reply
  16. Tomi Engdahl says:

    Matthew Hughes / The Next Web:
    E Ink unveils JustWrite, a new digital paper technology that doesn’t require a backlight and promises almost no lag — The hypothetical pinnacle of digital paper is when it becomes indistinguishable from the real article, both in terms of reading and writing.

    E Ink’s new digital paper lets you draw with almost no lag
    https://thenextweb.com/plugged/2018/11/30/e-inks-new-digital-paper-lets-you-draw-with-almost-no-lag/

    Almost like the real thing.

    The hypothetical pinnacle of digital paper is when it becomes indistinguishable from the real article, both in terms of reading and writing.

    JustWrite is designed to feel as close as possible to writing on a sheet of standard A4, without the inclusion of a bulky TFT backplane. It requires very little electricity to run, and boasts very low latency, in order to offer a natural-feeling writing experience.

    So, how does this work in practice? You can see an artist demonstrate the technology in this video.

    https://vimeo.com/302455517/68dd578924

    Reply
  17. Tomi Engdahl says:

    IKEA Eneby 30 – Teardown Review
    https://www.youtube.com/watch?v=HdtapGF9vao

    So, the sound on this is a tiny bit weird (especially if you fiddle too much with the treble), but overall, a very very very powerful sound, well rounded, and also very powerful.

    I would genuinely recommend it but … if you have to get up and turn it on every single time AAAANNNNDDDDD also adjust the volume to max EVERY SINGLE TIME … yeah … so, I’m only recommending this to people who want to have a play with the board inside …

    Reply
  18. Tomi Engdahl says:

    Samsung introduces Ambient Mode allowing TVs to blend into the wall
    https://www.dezeen.com/2018/06/20/samsung-ambient-mode-qled-tvs/

    Dezeen promotion: Samsung has added a feature to its latest QLED televisions that allows the screen to appear almost transparent when not in use.

    Samsung’s Ambient Mode is designed to cloak the television by mimicking the look of the wall behind it or to enhance the environment with additional imagery and information, such as the time, weather or news headlines.

    The function is built into the tech giant’s 2018 QLED televisions.

    Ambient Mode eliminates this black screen. The mode is set through an accompanying mobile app called SmartThings. A user takes a photo of the TV on the wall through the app, and the television analyses the wall’s pattern and texture to generate an image that fills in the gap.

    Optional information and images can then be overlaid, along with music.

    An alternative brings nature inside the home with a vista of mountain peaks.

    In the dark or when no users are nearby, Ambient Mode automatically turns off to prevent unnecessary power consumption.

    Reply
  19. Tomi Engdahl says:

    Is Bluetooth high-end?
    https://www.youtube.com/watch?v=fDzZyfOSPb0

    With the advent of Bluetooth 5 is it time to consider Bluetooth as good as wired audio? Is there a chance we can ever get high fidelity out of this low resolution streaming media?

    Reply
  20. Tomi Engdahl says:

    How different is buying high end audio In 2018 than It was in 1978?
    https://www.youtube.com/watch?v=aN6bKzhrccI

    Reply
  21. Tomi Engdahl says:

    Build A Plate Reverb From Ikea
    https://hackaday.com/2018/11/29/build-a-plate-reverb-from-ikea/

    Back before we all pirated FruityLoops, before ProTools, and before VSTs and DAWs, audio recording was much, much cooler. Reverbs were entire rooms. Sometimes they were springs. Sometimes, in the high-end music studios, reverbs were plates. These plate reverbs were simply a gigantic sheet of metal mounted in a box about ten feet long, four feet high, and a foot thick. Inside, you had some transducers, some pickups, and not much else. Send a signal into the plate reverb and it will bounce around on this flexible membrane, and emerge through the output in a suitably reverberant form.

    Of course, very few places have a plate reverb anymore because they’re gigantic and expensive and software effects are small and cheap. That doesn’t mean a plate reverb is made of unobtanium. [Leo] just made his own plate reverb out of Ikea shelves and some simple electronics.

    DIY “IKEA Hack” Plate Reverb. Sub $100.
    https://www.youtube.com/watch?v=CZWAntOnrx4

    Reply
  22. Tomi Engdahl says:

    MEMS Microphones
    https://www.cui.com/catalog/audio/microphones/mems-microphones?utm_source=ee%20times&utm_medium=paid%20advertising&utm_campaign=12%2F3%20ee%20times%20email&utm_content=mems%20microphones&acctid=6046

    Our MEMs microphones provide users with improved audio quality and performance in compact, low profile packages measuring as small as 2.75 x 1.85 x 0.95 mm. Featuring omnidirectional directivity with analog or digital pulse density modulation (PDM) output types, these microphones are reflow solder compatible, increasing their reliability and flexibility during the manufacturing process. CUI’s MEMS microphones offer top port or bottom port versions, while carrying sensitivity ratings from -44 up to -26 dB, signal to noise ratios from 57 up to 65 dBA, and sensitivity tolerances as low as ±1 dB. With a low current draw, simple design, and reduced vibration sensitivity, our MEMS microphones are ideal for a range of portable consumer electronics applications, including smart phones, tablets, smart home devices, and more

    Reply
  23. Tomi Engdahl says:

    How This 7-Year-Old Made $22 Million Playing With Toys
    https://www.forbes.com/sites/maddieberg/2018/12/03/how-this-seven-year-old-made-22-million-playing-with-toys-2/#43f65fd44598

    Ryan of Ryan Toysreview really isn’t that different from any other first grader. The 7-year-old loves trains and cars; he giggles over Disney characters; he builds entire civilizations with Legos.

    Except when he plays, he does so in front of a camera. An adult, presumably, then promptly uploads these videos onto his YouTube channel for his millions of followers—most of whom are elementary-school-age peers.

    Reply
  24. Tomi Engdahl says:

    eevBLAB #56 – Another Bullshit Copyright Claim
    https://www.youtube.com/watch?v=6IzVrEk72ww

    A second bullshit false copyright claim on my Banksy analysis video.
    The blocked video: https://www.youtube.com/watch?v=8dbYG
    (if you can watch this video it means I won the copyright claim)

    Reply
  25. Tomi Engdahl says:

    The REAL Reason we spent $140,000 on 8K Cameras – ft Corridor Digital
    https://www.youtube.com/watch?v=-W6JfiC-QBk

    Why on earth does a YOUTUBE CHANNEL need to spend $140,000 on CINEMA cameras? Brandon explains…

    Reply
  26. Tomi Engdahl says:

    ST Image Sensors Improve Sharpness at Near-IR for Driver Monitoring
    https://www.eetimes.com/document.asp?doc_id=1334047

    STMicroelectronics has introduced two new automotive global shutter image sensors for automotive in-cabin driver monitoring enabling high dynamic range and low noise where crosstalk is minimized even at near-infrared illumination.

    ST’s new VG5661 and VG5761 are intended for high-end computer vision applications in automotive and industrial machine vision, with in-pixel linear high dynamic range. In automotive, they enhance monitoring of vehicle occupants by capturing the scene as illuminated from the camera, eliminating unpredictable external effects such as sunlight or street lighting. Their image quality sharpens the responses of driver-monitoring systems, especially under near-infrared illumination close to 940 nm, and enables new features such as assessing driver attention, passenger comfort, or child behavior.

    The new sensors use ST’s automotive global shutter technology, which minimizes the illumination power consumption, even in high dynamic range mode.

    Reply
  27. Tomi Engdahl says:

    Tiny, Low-Power Multimedia Codecs: More than Just ADCs and DACs
    https://www.electronicdesign.com/analog/tiny-low-power-multimedia-codecs-more-just-adcs-and-dacs?NL=ED-003&Issue=ED-003_20181128_ED-003_886&sfvc4enews=42&cl=article_1_b&utm_rid=CPG05000002750211&utm_campaign=21727&utm_medium=email&elq2=f266fb1f051345ec82b22c6b27cef26a

    Sponsored by Digi-Key and Maxim Integrated: Today’s audio codecs are expected to not only provide the basic encoding/decoding function of analog-digital-analog conversion—they must implement many other functions with design flexibility in a small, ultra-low-power device.

    It’s simplistic to think of a multimedia codec (coder/decoder) as a simple pairing of analog-to-digital and digital-to-analog converters (ADCs and DACs), often with a few “bells and whistles” placed around those functions. After all, the core function of the codec is very basic: Encode analog audio as a digital stream and implement the complementary function of decoding digital audio back into analog, and do so using one or more industry-standard formats.

    There’s a strong set of opposing forces at work in codec selection. On one side, designers would like to have a low-power, extremely small device for many reasons. These attributes are especially important since many of the applications are highly portable, such as smartphones, tablets, mobile gaming systems, music players, wireless voice headsets, earbuds, and other audio-enabled and -centric devices. Their codecs need to be extremely efficient in their static, active, and quiescent power consumption, as well as in their dynamic dissipation as audio volume and use-circumstances change.

    However, there’s the usual power/performance challenge and dilemma.

    Reply
  28. Tomi Engdahl says:

    SAMSUNG USED MY DSLR PHOTO TO FAKE THEIR PHONE’S “PORTRAIT MODE”
    https://www.diyphotography.net/samsung-used-my-dslr-photo-to-fake-their-phones-portrait-mode/

    Earlier this year, Samsung was busted for using stock photos to show off capabilities of Galaxy A8’s camera. And now they did it again – they used a stock image taken with a DSLR to fake the camera’s portrait mode. How do I know this, you may wonder? Well, it’s because Samsung used MY photo to do it.

    My first reaction was to burst out into laughter. Just look at the Photoshop job they did

    Since I’d made my first sale on EyeEm and saw the image on Samsung Malaysia’s website right after that, I didn’t even assume that they’d stolen the image. I mean, why would they? It’s not expensive for a huge company like that to buy one stock photo.

    it’s impossible to do it via its website unless you have a problem with some of the company’s devices.

    Sadly, it’s nothing new that smartphone companies use DSLR photos to fake phone camera’s capabilities.

    this is false advertising.

    definitely shouldn’t trust the ads showing off their capabilities

    Reply
  29. Tomi Engdahl says:

    YouTube fight gets dirty: Kids urged to pester parents over Article 13
    Is this copyright battle worth it?
    https://www.theregister.co.uk/2018/12/04/youtube_article_13_campaign/

    Reply
  30. Tomi Engdahl says:

    This Is Why Your Live Stream Lags: Intro To Streaming Latency
    https://www.boxcast.com/blog/live-stream-video-latency

    This post talks about the live streaming process and the differences in video conferencing and live streaming. It’s part of our series on video encoders.

    Reply
  31. Tomi Engdahl says:

    Live streaming latency
    https://support.google.com/youtube/answer/7444635?hl=en

    Stream latency is the delay between your camera capturing an event and the event being displayed to viewers. When setting up your live stream, think about how the level of latency may affect your viewers.

    Reply
  32. Tomi Engdahl says:

    IRL Glasses – Glasses that Block Screens
    https://www.kickstarter.com/projects/ivancash/irl-glasses-glasses-that-block-screens

    IRL Glasses are in beta. This means they are compatible with most TVs (LCD/LED) and some computers (LCD/LED). IRL glasses do not yet block smartphones or digital billboards (OLED).

    Reply
  33. Tomi Engdahl says:

    Invisible and Impossible Colors
    https://www.eeweb.com/profile/max-maxfield/articles/invisible-and-impossible-colors

    In addition to “forbidden,” “imaginary,” and “chimerical” colors, there’s also the possibility that some people have the ability to perceive colors that fall outside of the traditional color space

    Gina replied that she had been reading about people who could perceive colors that others could not see. The only thing that came to my mind was the fact that an extremely small percentage of female humans are tetrachromats because they have four different types of cone cells in their eyes.

    As a result, it’s probably safe to say that tetrachromats have a much richer visual experience in the real world than do the rest of us. However, there is a downside because the images presented on display devices like television sets and computer screens — which are formed by mixing the three additive primary colors — will probably not appear as realistic as they do to the rest of us (similarly for images in print, which are essentially formed by mixing the three subtractive primaries).

    https://knowingneurons.com/2015/09/30/seeing-invisible-colors-part-ii/

    Reply
  34. Tomi Engdahl says:

    Ethernet-connected AV control panels
    https://www.cablinginstall.com/articles/2018/12/extron-ethernet-connected-av-panels.html?cmpid=enl_cim_cim_data_center_newsletter_2018-12-10&eid=289644432&bid=2321428

    Extron recently introduced the NBP Series Network Button Panels, a product family that brings control to a variety of audio-visual (AV) applications. “Network Button Panels connect to a control processor using standard Ethernet,” the company explained. “These customizable, easy-to-use control panels work in conjunction with an IP Link Pro control processor, HC 403, or HC 404 to perform a wide variety of AV system functions such as display on/off, input switching, volume control, and more.”

    Network button panels can be powered via Power over Ethernet; the buttons’ PoE capability allows them to receive power and communication over a single Ethernet cable.

    Reply
  35. Tomi Engdahl says:

    Should rooms be dead or alive?
    https://www.youtube.com/watch?v=x2lnG1k69w8

    What’s the perfect listening room? Is it acoustically dead or alive? Paul shares with us the secrets of achieving the perfect listening room.

    Reply
  36. Tomi Engdahl says:

    Lauren Feiner / CNBC:
    GoPro says it will move production of US-bound cameras out of China by summer 2019 due to fear of future tariffs, as US-China trade war escalates

    GoPro is moving camera production out of China, citing tariff worries
    https://www.cnbc.com/2018/12/10/gopro-is-moving-camera-production-out-of-china-over-tariff-concerns.html

    GoPro says it will move production of U.S.-bound cameras out of China to avoid being caught up in tariffs.
    It doesn’t say where those cameras will be manufactured.
    The company says production will remain in China for cameras bound for non-U.S. markets

    Reply
  37. Tomi Engdahl says:

    DIY “IKEA Hack” Plate Reverb. Sub $100.
    https://www.youtube.com/watch?v=CZWAntOnrx4

    DIY “IKEA Hack” Plate Reverb Part 2 (Sounds amazing now!)
    https://www.youtube.com/watch?v=5OcRMA2FNUE

    Leo makes major improvements the (now famous) IKEA plate reverb in his last video! Total upgrade cost is about $40 and makes the reverb sound 100x better!

    Reply
  38. Tomi Engdahl says:

    DIY Home Security – ON A BUDGET!
    https://www.youtube.com/watch?v=CouxmNqxO4A

    In this video I’ll be showing you how to make a low cost DIY home security setup using recycled laptop webcams!

    Comments:

    I’m actually blown away that those webcam modules can be hooked up via USB like that! awesome video dude!

    I’m suprised they do actually run over USB! I always thought they use some sort of brand specific data protocol. Well this video settled a lot of my head scratching.

    Reply

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