[TriEmbed] Group LED Buy

Wed Dec 24 07:36:43 CST 2014

S67-WS2811-5V: qty 200 (4 strings)
BW5050RGB30T-2812b: 10M

Thanks!

-Sent from my phone
On Dec 24, 2014 7:41 AM, "Adam Haile" <email at adamhaile.net> wrote:

> Sure... forgot the string lights had a couple different options.
>
>    - UCS1903 - 3 wire, 400Kbps data, 24-bit color. Similar to WS2812 but
>    half as fast. Only suited to VERY low framerate installs.
>    - LPD6803 - Nearly identical to the LPD8806, except single RGB LED
>    instead of dual and only 5-bits per channel instead of 7. Very fast,
>    horrible color depth.
>    - "RGB" - I have no idea what these are. I've never seen them in the
>    wild or have any idea what chip they use. I have no idea how to even drive
>    them
>
> The string lights actually overlap with 2 chipsets, WS2812 (Which is the
> same as WS2811) and WS2801. WS2812/WS2811 is a little confusing. I should
> have been more clear. WS2811 is the actual chipset and protocol. WS2812 is
> a 5050 SMD RGB LED with the WS2811 chip embedded inside of it. But the
> string lights use a discrete WS2811 driver and a regular RGB LED so they
> label them as WS2811. They are entirely the same thing as far as usage.
> There's also WS2812B which is the 4 pin version of the 5050 LED. They are
> also commonly referred to as NeoPixels, which is the brand name given them
> by Adafruit.
>
> On Wed, Dec 24, 2014 at 12:45 AM, jonathan hunsberger <1101010 at gmail.com>
> wrote:
>
>> Do you know offhand a similar breakdown for the pixel strings? I see
>> there is one chip overlap with the strips but otherwise its kind of
>> confusing with the similar but different part numbers.
>> On Dec 23, 2014 9:05 AM, "Adam Haile" <email at adamhaile.net> wrote:
>>
>>> This is actually unrelated to the AllPixel Kickstarter, but I'm going to
>>> be ordering a decent quantity of LED strips from the manufacturer that I've
>>> used for about 3 years. (I'm building a VERY large display for Maker Faire
>>> 2015). Which happens to be the same one we are using for the AllPixel
>>> rewards. They make a wide array of high quality LED strip and strings (XMas
>>> style lights).
>>>
>>> So, since it's always cheaper to buy in as much bulk as possible
>>> (especially when shipping from China), I wanted to open up the option to
>>> get in on the order to everyone with TriEmbed. These are insanely cheap as
>>> they will be coming direct from the manufacturer. As much as 1/3 the price
>>> as from places like Adafruit. I'm not looking to take any profit from this.
>>> Everyone will get the pricing listed in the PDFs (plus shipping and
>>> manufacturer's fees). Here's the details:
>>>
>>> Go here to get pricing PDFs: http://adamhaile.net/LEDPrices/
>>>
>>> As a quick reminder for those unfamiliar, here's the differences:
>>>
>>>
>>>    - WS2812 (NeoPixel) - 1 wire, 800Kbps data, 400Hz PWM, 24-bit color.
>>>    Cheapest but slow. Good for most things.
>>>    - WS2801 - 2 wire (SPI), 1Mbps data, 2.5kHz PWM, 24-bit color.
>>>    Mid-range speed and price.
>>>    - LPD8806 - 2 wire (SPI), 24Mbps data, 4kHz PWM, 21-bit color.
>>>    Fastest, most expensive. Great for POV displays
>>>    <http://maniacallabs.com/2014/11/19/weekend-project-povstick/> or
>>>    video applications. 1 IC per 2 LEDs so much use in LED pairs.
>>>    - APA102 - The new hotness. 2 wire (SPI). IC built into the LED like
>>>    WS2812. 12Mbps data. 2kHz PWM. A little more expensive than WS2812 but MUCH
>>>    faster.
>>>
>>> All of these are controllable using FastLED on Arduino, with the
>>> AllPixel and BiblioPixel, and in most cases on the Raspberry Pi (WS2812 and
>>> APA102 are complicated).
>>>
>>> For those that don't want strips but prefer christmas light style
>>> strings, checkout PixelStringLights.pdf. Note however that in the interest
>>> of a timely order I will not order anything that doesn't have green text
>>> (PixelStringLights PDF only). The black and red text items are made on
>>> demand and have a several week lead time.
>>>
>>> All are available in various levels of water resistance:
>>>
>>>    - IP40 - NOT waterproof in any way. Bare strip.
>>>    - IP65 - Epoxy coating. Resists moisture and light splashes.
>>>    - IP67 - Silicone sleeve. Submersible up to 1m for up to 30 minutes.
>>>    (I have hit these with a pressure washer to no affect).
>>>    - IP68 - Silicone sleeve AND epoxy coated. Pretty much impervious if
>>>    you don't cut. Only available on some.
>>>
>>> All are sold as 5 meter rolls, except the string lights. See
>>> the PixelStringLights PDF for length and quantity info.
>>>
>>> If you would like to order some, send me the Item Number (for
>>> example: TW5050RGB32T-8806 - which is LPD8806, IP67, 32 pixels/m) and the
>>> quantity in rolls (or strings). Note that the prices listed for the rolls
>>> are PER METER not per roll. Multiply times 5 for the full roll price.
>>>
>>> You can probably ignore the 300m or more pricing. It's highly unlikely
>>> we'll hit that (barely did for the Kickstarter). But I will still see if I
>>> can get a better price... I've bought a LOT of leds from them :)
>>>
>>> Once I've had some time to collect everyone's orders, I will submit an
>>> invoice request to the manufacturer. That will give me the final price with
>>> shipping and fees. Generally, the fees are a 4% transaction fee for using
>>> Paypal (I really don't like the idea of doing a bank transfer to China). So
>>> you can assume about 4% more, plus shipping (was about $35 when I ordered
>>> 10 rolls). Fees and shipping will be divided among everyone based on your
>>> order quantity.
>>>
>>> I will then send a paypal invoice to everyone and once I get all
>>> payments I will submit the order to the manufacturer.
>>>
>>> Since part of the point is to save on shipping, the intention is for
>>> that anyone who orders to either pick up at a TriEmbed meeting or make
>>> other arrangements with me. I'm unsure of the time frame on this since it
>>> depends on when I get all the orders in and it usually takes a few weeks
>>> anyways. So the sooner I hear from those interested, the sooner everyone
>>> gets their LEDs :)
>>>
>>> Let me know if you are interested or have any questions.
>>>
>>> Adam Haile
>>>
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>>> TriEmbed at triembed.org
>>> http://mail.triembed.org/mailman/listinfo/triembed_triembed.org
>>> TriEmbed web site: http://TriEmbed.org
>>>
>>>
>
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