Memdoub-1: a memory doubling kit for the Island Keyer and Island Memory
easy to build
hardware expansion of the EEPROM memory used on the Island Memory and Island Keyer.
doubles the memory capacity of the Island unit by adding another EEPROM device
in parallel with the existing EEPROM.
user selects which memory is active through the use of an SPDT switch
connects to your Island Keyer or Island Memory with a ribbon cable.
Memdoub-1 is 1.5” by 1.1” in size.
price is $7.00 plus $2.00 shipping and handling
Downloadable files for Memdoub-1
memdoub.htm (3k) - a text file with more information on Memdoub-1
md12.gif (25k) - Download a picture of the Memdoub-1
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