Many of the bigger companies will ship abroad, its just how much they charge in postage and packaging.
Farnell will ship abroad and have a contact in the philippines, have a look at their web sitewww.farnell.com
Alternatively you could search the web for the schematics for one and build it yourself. There are several out there. I haven't tried this one but this is the first I came up with when I did a search on the web. **broken link removed**
As I say I've seen several schematics out there on the web.