Plans for making your own can be found at:
FTP sites:
WWW pages:
PIC Programmers
sx programmers
PAL/GAL Programmers:
A simple eprom emulator circuit and DOS software can be found at http://fly.hiwaay.net/~jfrohwei/
Articles:
Old Colony Sound Lab
P.O. Box 243, Peterborough, NH 03458
(603) 924-6371 or -6526 Fax (603) 924-9467
In the UK
Elektor Electronics (Publishing)
P. O. Box 1414, Dorchester DT2 8YH, England