If the Epson R220 does prove out for direct to pcb inkjet resist
printing.
Here is a another vendor that offers a complete CIS package for the
Epson R220, spongeless cartridges with self resetting chip, tanks, etc
for a reasonable price. Shipping costs are high, but the overall price
is reasonable
<
http://cgi.ebay.com/Bulk-Continuous-Refill-Ink-System-For-Epson-R220-R340_W0QQitemZ6887472119QQihZ013QQcategoryZ51310QQtcZphotoQQcmdZViewIte
m#ebayphotohosting>
This doen't include the ink.
Myc