All posts by LEDrex

When Colors Come to Life

In interior design, colors have the power to soothe, energize, or cloak a space in a festive atmosphere. With the rise of colorful LED strips, we’ve grown accustomed to transforming the background of shelves into hues of blue or warm orange at the push of a button. But what if I told you this is only the tip of the iceberg?

There is a technology beside which traditional colored lighting appears as a pale shadow. This is the digital RGB (also known as DRGB or SPI) LED strip. If switching from single-color lighting to RGB was a big step, then moving from RGB to digital running light is a true leap into the future.

Continue reading Rainbow in Your Home: The Magical World of Digital RGB Running Light LED Strips →

When Light Springs into Motion

We scroll through social media and watch modern interior design videos, when suddenly something stops our finger: an elegant living room where, upon switching on the lights, the illumination doesn’t merely “flash” but gracefully glides along the ceiling’s edge or softly ascends the wall, as if an invisible brush were painting its curves.

This sight immediately sparks a “wow” moment. But what lies behind it? Is it just an expensive movie effect, or an accessible solution that can make our home extraordinary too? The answer lies in SPI, the digital running light technology, which has transformed white LED lighting into one of interior design’s most thrilling tools.

Continue reading The Light That Brings Your Home to Life – The Magic and Use of SPI White Running Light LED Strips in Interior Design →

We have curated running, color-changing, multi-color SPI RGB LED strip sets so you don’t need to get lost in technical details when looking for simpler solutions. We offer running RGB LED strip sets in various lengths and configurations, available in one-, two-, and four-branch versions, so you won’t have to search far due to accessories or sizing. Each of these sets includes everything you need to fully operate such a system.

Simply connect the components, attach the strip, and it works. At the same time, these sets can be further developed and modified; in fact, in many cases, it’s more convenient to customize them than to choose every system component entirely from scratch. At this point, you might have further questions that go beyond the product description of the specific set, so it may be helpful to understand how such digital systems actually operate. For this reason, on this page we have gathered the most important questions our customers have asked about our DRGB running-light LED systems.

Continue reading Digital (SPI) RGB Color Running Light LED Strip Sets – Frequently Asked Questions (FAQ) →

Do you want a unique ‘marching-running’ light effect in your home that can also serve as main lighting, but feel overwhelmed by the technical details? We have assembled sets of running white LED strips in various lengths and configurations: Warm white running light LED strip sets, Neutral white running light LED strip sets, and Cool white running light LED strip sets—so you don’t have to search extensively for accessories or sizing. Each set includes everything you need for complete use of the system.

Simply connect the components, attach the strip, and it works. At the same time, these kits can be further developed and modified, and in many cases, it is more convenient to adapt them than to select every system component entirely from scratch. At this point, you might have further questions that go beyond the product description of the specific set, so it may be helpful to understand how such digital systems actually operate. For this reason, on this page we have gathered the most important questions our customers have asked about our white running light LED systems.

Continue reading Digital (SPI) White Running Light LED Sets – Frequently Asked Questions (FAQ) →

Question:

There might be a fault with the strip because when I light it up using only red, blue, or green, the colors appear normal, but as soon as I try to blend any color, the beginning of the strip shows the desired shade—yet the color shifts toward the end.
My LED strip is powered every 5 meters along the 20-meter length. Yet at the end of the 20 meters, the voltage is a few volts lower than at the start.
I have already built such a 20-meter DRGB strip system, where there is no color difference; it works perfectly. What is the problem? Is the strip faulty?

An exaggerated experimental example for clearer understanding: 4 coils of 5-meter strips with 60 DRGB LEDs each, powered from only one end.

Continue reading The LED strip’s end glows in a different color than its beginning. – It’s not the LED strip that’s faulty, but its wiring! →

What does stronger mean? – Stronger would mean that it can handle a higher output power.
Okay, but what parameters are we considering?
And it’s crucial whether our consumer requires current-regulated or voltage-regulated power supply.

LED strip room lighting – fantasy

Continue reading How to choose a power supply! The old one broke down – can I buy a stronger one? Then it will surely last longer – or not? →

The title requires immediate explanation since the term “voltage generator” is not commonly used. However, the term “current generator power supply” is accepted, and in the comparison of the two (in this context), perhaps the term “voltage generator” is more appropriate. By “voltage generator power supply,” we mean a constant voltage or voltage-regulated stabilized power supply.

It is important to compare these two fundamentally different power supply modes because more and more LED lamps are being marketed with replaceable power supplies, meaning they operate with a current generator power supply separate from the lamp. When these fail, users who have never heard of current generator power supplies understandably have completely erroneous ideas about what kind of power supply to buy for their LED if the factory power supply is not available separately.

Continue reading The current and voltage generator power supply modes represent two different approaches to power sources. →

This article details our potential mistakes. Many users are not even aware that their light source is driven by a current generator, and if it fails, they tend to treat it as if it were a voltage-regulated power supply. Without knowing that a current-driven LED has much more limited options when it comes to replacing the power supply. Therefore, the issue is not that the user is unaware of the current-driven nature of their light source, but that in case of failure, they treat it as if it were a fixed voltage power supply.

For them, I have compiled the possible scenarios when they might want to deviate from the factory-designed drive parameters, to understand the consequences in advance.
Continue reading The impact of incorrectly selecting current-driven power supplies on LED lamps and the power supply →

The nonlinear voltage-current characteristic of LEDs has been mentioned in several articles, so it is worth learning more about what it actually entails.

LEDs are also diodes, but they are light-emitting diodes widely used in lighting and displays. The nonlinear voltage-current characteristic is a typical property of diodes, which means that for diodes, including LEDs, their current consumption does not change in direct proportion to the applied voltage. At low voltages, only a small current flows through them, and above a certain forward voltage, the current suddenly increases. With further increases in voltage, the saturation region is reached. In this region, further increases in voltage only minimally increase the current. The saturation region of an LED depends on the manufacturing technology and the type of LED, but it is generally within a few tenths of a volt above the forward voltage. In this region, the efficiency of the LED decreases, and further voltage increases do not result in a significant increase in brightness.

Continue reading How do LEDs work? What is nonlinear voltage-current characteristic, forward voltage, and saturation region? →

Through Copilot, I usually generate images related to interior design with Dall-E. I never would have thought to request designs for carpets combined or integrated with LED strips or optical cables.

Initially, I received this image of a carpet with edge lighting because we were discussing LED strip lighting.

I know there are light-up shoes and clothes with sewn-in LED strip lights. And of course, our web store also has walkable aluminum profiles to embed LED lighting in the floor.

The idea of integrating lighting into the carpet is not impossible, but I haven’t seen it yet. I asked where the idea came from. Well, they hadn’t seen it either, and in their response, they actually praised themselves. Here it is:

Indeed, an edge-lit carpet could be an exciting and creative idea in modern interior design. Although I haven’t come across it yet, who knows, maybe it could become a reality in the future!

We then discussed how to bring the idea to life. They got so into it that they created more images without me asking. I won’t show them all because some of the designs are quite over the top. The screen can handle a lot, but I’d rather skip the impossible visuals.

Some people talk to their cats, and some talk to AI. 🙂

Continue reading When artificial intelligence accidentally invents an LED-lit carpet, the brainstorming on how to create it begins. →