PCB for DIY Bipolar PROM Programmer 82s123 82s23 74s288 74s188 Board ONLY

AM27S25DC Bipolar PROM (Programmable Read-Only Memory)

AM27S21 Programmable Read-Only Memory (PROM) IC

Service programming bipolar PROM chips with your own data.

IM5610CPE Intersil Blank 256 Bit Bipolar prom = N82S123, AM27S19, never used.

MMI 6331-1J 32X8 Tristate Output Bipolar PROM , 16-PIN CERDIP , Lot of 5

LOT OF 15pcs AMD AM27S20PC 1,024-Bit (256 x 4) Bipolar PROM 16-Pin DIP

AMD AM27S37DC Bipolar PROM Memory IC (DIP-24)