021-0188-00

The 021-0188-00 is a Data Communication Interface 021-0188-00 that attaches to the rear of a 4051 via a card-edge connector and provides an RS 232 port and two slots to accept expansion ROM cartridges/packs. If purchased with a 4051, it was known as Option 1, otherwise it is referred to by its model number 021-0188-00.

Tektronix 021-0188-00
Data Communication Interface Data Communication Interface Produced from (?) to (?) Manuals 4051 Option 1 Data Communication Interface (All manuals in PDF format unless noted otherwise)

Manuals – Specifications – Links – Pictures

ROM cartridges/packs

The following ROM packs or interfaces can be installed in either the left or right slot:

4050E01 ROM Expander
4051C01 Synchronous Communications Interface
4051R01 Matrix Functions
4051R05 Binary Program Loader
4051R06 Editor
4051R07 Signal Processing Cartridge Number 1
4051R08 Signal Processing Cartridge Number 2
4051R12 Graphics Enhancement
4051R14 GPIB Enhancement
4907 "File Manager" floppy disk drive (GPIB)
4924 Cartridge tape drive (GPIB)
021-0189-00 RS232 Printer Interface Module
020-0279-00 File Manager ROM Pack

Third-party ROM cartridge/packs

VintageTEK 4051 MaxiRom 10-in-1 Rom Pack
VintageTEK 4051 Rampack Solid-State Tape Drive Replacement