Sep. 26th, 2007

theducks: (Default)
Spent the day at Akihabara today. Much Kudos to Liz and Meia for being able to find stuff in the area to occupy themselves while I went off foraging. Liz's birthday present was a trip to Tokyo Disney Sea (which was great fun), some ¥ to spend in Akihabara, and not questioning my sanity over any of my purchases there-in.

The last bit is rather important with me in the famous Den-Den town. I've posted about it before, but it's as awesome as ever. Lots and lots of little tiny stores selling obscure electronics bits. In addition to about 300 x M2 nuts + bolts (srsly, try finding them to buy) and some other nifty stuff, I went to the store associated with http://www.thecoconet.com. Let me just say, negotiating for the purchase of LCD components when you don't speak Japanese isn't a hobby for the feint of heart.

I bought a most awesome LCD monitor kit.. 7 inch 1024x768 (Sharp X2001DP?) LCD panel + power supply + inverter + cables + control panel. Ducktronics is going into LCDs when I get home, and it will involve a layer cake of evil :D The controller takes VGA, DVI, SVideo and Composite, and does an awesome job of scaling too.

But back to the title. I hang out on a number of modding boards around the internet. The "Holy Grail" is people posting and expecting an easy answer about re-using the LCD out of their old laptop (see http://www.applefritter.com/holygrail ). The response is generally "blah blah needs a custom controllers blah blah too hard blah blah". To an extent, it's right. You do need a controller, and it's not that easy. But it's not as hard as they tend to make it out to be. There are two main types of signalling - TTL and LVDS. Newer stuff (last 8 years or so) is all LVDS. LVDS comes in four flavours - 8 bit 2 channel, 8 bit 1 channel, 6 bit 2 channel and 6 bit 1 channel. The more bits/channels, the more data can be thrown at the LCD. Then the hard part is getting a cable (as [livejournal.com profile] shifuimam will attest to) and Bob's your uncle (actually, I have an uncle Robert, great guy). If you check the right datasheets, you may find that panels/controllers can be swapped around pretty easily.

My products of Joseph of Arimathia, let me show you them - http://www.aitendo.co.jp/product/395 (LVDS and TTL) and http://www.aitendo.co.jp/product/797 (LVDS and TTL - no DVI/Sound) - with these two products (maybe a few adaptors too), and a bit of time and skills, you could almost certainly get any LCD shipped in a laptop or desktop in the last 10 years working. But look at the price, and the fact you'd need to ship them in from Japan. Is it /really/ worth it? I don't think so.

I'm personally waiting for 20 and 24 inch iMacs to start becoming obselete (mm 2012 maybe? :P) and see who is first to market with a kit to turn them into regular LCDs. Extra kudos for keeping the iSight working.
theducks: (Default)
I want one of these - http://www.voiddeck.com/wordpress/2006/09/30/transparent-ds-lite/

Also, [livejournal.com profile] saiyanprince mentioned something the other day that occurs to me to be quite correct. The Japanese don't like wasting anything. You see this everywhere in Akihabara (stores selling 1998 era Mac mices, Sparc Ultra 5s, etc), but particularly soft drink machines. You have a machine with 500mL, 375mL, 220mL and 80mL cans of coke. All cans are ¥120 (except the 80mL for ¥80). None contain poison. Surely they must all sell or they wouldn't take up space with the redundant varieties?

There really does seem a habit of only biting off what you need, not what provides the most for you money.

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