This list is roughly in reverse order by date, most
recent items first. The date in the brackets is when the
product's printed circuit card was designed. For
the Zenith EaZy PC computer
- EZM-128 Memory Expansion Module
[4/90]
Mounts on the rear of computer; Expands built-in
memory to 640k.
- EZCOM1 Serial Port Module
[10/90]
Mounts on the rear of computer. Adds a COM1
serial port.
- EZCOMBO Memory Expansion/Serial
Port Combo
Items 1 and 2 piggybacked together to form one
module.
- EZCLOCK Calendar/Clock Module
[6/90]
Piggybacks on any of the above items.
For the Heath or Zenith Model 151 or 161
computers
- VCE-150 Video Card
Eliminator [8/88]
Allows removal of video card so that new video
card may be installed.
- COM3 Serial Port Modification
Remaps COM2 to COM3; Add Modem at COM2 and still
have two ports.
- ZP640+ Memory Decoder PAL
(640k/704k) et. al.
Expand RAM on existing card with 256k RAM chips.
- MegaRAM-150 640k/704k & 512k
RAM Disk et. al.
Fill RAM card with 256k chips; Get 512k RAM disk
+ 640k/704k RAM.
- LIM150 Memory Modification
Package
Fill RAM card with 256k chips; Get 512k emulated
EMS memory.
For the Heath or Zenith Model 148 computer
- ZEX148 Daughterboard
[4/88]
Adds 1 full size and 1 half size PC-style
expansion slots to main board.
- ZP148 Memory Decoder PAL for
704k memory
Reconfigures main memory to 704k.
- ZC148 Calendar/Clock Card [3/86]
Installs piggyback on the daughterboard expansion
connector.
For the Zenith Z-171 (Morrow Pivot) portable
computer
- MegaRAM-171 Memory Expansion
Modification [4/87]
Fill memory card with 256k RAM chips; Get 640k +
384k RAM disk.
For the Heath or Zenith Model 100 Series
computers
- ZCLK No-slot
Calendar/Clock Module [?/84]
Replaces existing chip so uses no expansion card
slot.
- ZMF100 768k Memory Expansion
Modification [?/85]
Alters motherboard to accept 256k RAM chips for
768k total RAM.
- ZMF100A 768k Memory Expansion
Modification [4/86]
Improved ZMF100. Easier to install. No soldering
required.
- ZRAM-205 Z-205 Memory Card
Modification [5/86]
Put 1 Mb on Z-205 RAM card; Use excess 768k as
RAM disk.
For the Heath H-89 or Zenith Z-89 computer
- SPOOLDISK-89 128k RAM
Disk and Print Spooler Card [5/83]
Microprocessor-based card includes spooled
printer interface.
- H89UTI Utility Card [1/82]
Calendar/Clock; 2 Serial Ports; 1 Parallel Port;
Math coprocessor socket.
- H89RAM 16k Memory Expansion
[?/81]
Piggybacks over existing last bank of memory to
bring total up to 64k.
- H89PIP Parallel Interface Port
Card [11/83]
Simple, 2 port card. Printer driver software
included for CP/M and HDOS.
- CABLE Printer Cable
A ribbon cable with Centronics-style connector.
Use with 18, 19, and 21.
- SLOT4 Right Side Bus Extender
Card [3/84]
Adds one extra slot to right side bus. Install
another card in "full" machine.
- H89CTI Parallel Printer
Interface Card [?/80]
Very simple interface card with integral cable.
Replaced by item 21.
- EPLOT Graphing Software for
Epson Graftrax Printers
CP/M and HDOS programs to make "strip
chart" plots.
- HDOS Screen Dump Drivers
Software
Prints the screen on Epson Graftrax printer when
invoked.
For the Heath H-8 computer
- H8CTI Printer
Interface Card [?/82]
Simple printer interface with integral cable.
With software. Never sold.
Miscellaneous Items
- SmartWatch No-slot
Calendar/Clock Module
A Dallas Semiconductor part. Installs under ROM.
With FBE software.
- ConfigMaster Configuration
Control System
PC program that allows configuration selection at
bootup from a menu.
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