Vintage 1987 Compaq ISA Winchester Floppy Disk Controller Card P/N 654321

Retro ISA multifunction card (serial, parallel, floppy and hdd controller)

Compaq multi-I/O floppy controller ISA card (8-bit, Vintage, Expansion card)

Microsci 1981 ISA Floppy Disk Controller Card Vintage Retro PC

IBM 1503968 XM Floppy Drive Controller 8bit ISA Card PC XT - TESTED

Vintage NCR MFM hard drive floppy controller parallel serial 16 bit ISA ISA178

Vintage 8 Bit PC Floppy Controller Card

Monster ISA FDC Floppy Disk Controller Card By Sergey Kiselev PCB ONLY