For Sale: HP-41 plug in modules

[Christoph Klug]

Here I offer you some advanced HP-41 plug in modules:
1= HP-IL Module - for HP-41 controlling Interface Loop
2= Development Module
3= Extended I/O Module
4= AEC ROM
5= Paname Rom
6= HP41 Advantage Module
7= L119 military application
8= Infrared Printer Module for HP-41
9= Wand - Barcode reader for HP-41
10= Zeprom programmed with CCD-Module plus DAC ROM for HP3421A Data Logger

Please give me your offer. I am located in North-Germany. With best regards

Christoph Klug