4K RAM board for just $139
Written on July 22nd , 2026 by Tech Ads
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IMSAI
announces
a unique
4k RAM
board
for just
$139.
Nobody has a 4K RAM board
that gives you so much for your
money. It’s fully compatible with
the Altair 8800.
Through the front panel
or under software control, you
can write protect or unprotect
any 1K group of RAM’s. Also
under software control you can
check the status of any 4K RAM
board in 1K blocks to determine
whether it’s protected or not. The
board has LED’s that clearly show
you the memory protect status
of each 1K block and which
block is active. And there’s a
circuit provided that will let you
prevent the loss of data in the
memory if there’s a power failure.
This low power board has a
guaranteed 450 ns cycle time-
no wait cycle required. There’s
nothing like the IMSAI 4K RAM
board around.
Dealer inquiries invited.
INS
IMS Associates, Inc.
etiam |
MS Associates, Inc.
14860 Wicks Boulevard Dept.I-9
San Leandro, CA 94577
(415) 483-2093
Order Your IMSAI 4K RAM Board For
Only $139. Use BankAmericard,
Master Charge, personal check or
money order.
OO Send 4K RAM boards today.
O Charge to my credit card.
OF BAC No.
O MC No.
|
Name
Address
City/State/Zip
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‘4K RAM board for just $139’
Though they were competitors in the S-100 computer space, it is notable that IMSAI’s advert mentions compatibility with Altair’s industry leading 8800 system.
A manual for the IMSAI 4k RAM board can be found here.
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