I am interested in acquiring and preserving old Heathkit computers, including
the H-8 and H-11 machines described below. I am also interested in peripherals
and documentation, including the H-9 video terminal and the H-10 paper tape reader
and punch.
If you have any of this equipment that needs a new home, please
send me an e-mail!
The following are advertisments for Heathkit's computer line,
scanned from the back covers of circa 1977 Interface Age magazines.
This advertisement appeared on the back cover
of the May 1977 issue of Interface Age magazine.
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This 8-bit machine, by itself, is as versatile as a lot of systems
that include peripherals
Skeptical? For starters, because of its unique design the H8 is the only
machine in its price class that offers full system integration yet,
with just 4K of memory and using only its "intelligent" front panel for
I/O, may be operated completely without peripherals!
In addition, by using the features of its built-in Pam-8 ROM panel
control program, the H8 actually allows you to dig in and examine
machine level circuitry.
Responding to simple instructions the "intelligent" panel displays memory
and register contents, lets you inspect and alter them even during
operation. And for greater understanding, the front panel permits you to
execute programs a single instruction at a time. The result is a powerful,
flexible learning tool that actually lets you "see" and confirm each detail
of H8's inner workings.
If you need further evidence, consider the fact that H8's system
orientation allows you an almost unlimited opportunity for growth.
Memory is fully expandable, the 8080A CPU extremely versatile, and
with the addition of high speed serial and parallel interfacing you
gain the added flexibility of I/O operation with tape, CRT consoles,
paper tape reader/punches, and soon floppy disk systems!
The H8 offers superior documentation including complete step-by-step
assembly and operation manuals, is backed by 54 years of Heath
reliability, and comes complete with BASIC, assembler, editor, and
debug software - others charge over $60 for!
H8, simplicity for the beginner, sophistication for the expert and
at $375 just right for you.
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HEATHKIT H-9 TERMINAL AND H-10 PAPER TAPE READER/PUNCH
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This advertisement appeared on the back cover
of the April 1977 issue of Interface Age magazine.
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a computer can get awfully bored when it can't communicate!
So unless you'd prefer to have your sitting around cooling its chips,
we'd strongly suggest you buy a couple of peripherals from Heath.
Why us? Because we make peripheral kits. In fact, they're some of the
best around. Our H9 is an excellent example. It's a complete ASCII
keyboard/12" CRT terminal that was designed for hobbyists just like you.
It has a lot of really great features and resolution that's just
beautiful. Right on out to 80 characters per line. (Something most
outboard TV monitors won't match!) And with built-in selectable
interfacing options, the H9 will "converse" with just about any
computer going!
The H10 is another of our "universal" peripheral kits. Completely
self-contained (it even has its own power supply), this rugged paper
tape reader/punch gives you quick, convenient mass storage and
internal tape duplication capability. It's easy to build and,
with its heavy-duty stepper motor, sensitive Darlington photo
transistors and precision punches, the H10 is a source of reliable
data loading and storage -- time after time.
Best of all, priced at $530 and $350 respectively, the H9 and H10
kits cost less than most other comparable peripherals on the market
today!
A computer can get awfully bored when it can't communicate. Start
communicating with yours through an economical peripheral from Heath!
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This advertisement appeared on the back cover
of the February 1977 issue of Interface Age magazine.
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the world's most powerful microcomputer comes home
Computer hobbyists have always wanted the power and speed of
professional machines. But they've had to settle for less.
Professional machines were too expensive.
Not anymore.
Now there's the Hetahkit H11.
Professional performance, kit price.
The H11 uses Digital Equipment Corporation's 16-bit LSI-11 CPU.
Exactly the same CPU as found in the famous DEC PDP-11 - probably
the most popular commercial and industrial computer in the world.
So now a low-cost kit gives you the speed, power and throughput
of the world's most popular professional computer.
Software and support.
As an H11 owner, you have access to an incredible range of software -
editor, relocatable assembler, linker, absolute loader, debug
program, I/O executive program, dump routines, BASIC and FOCAL.
And, by joining the DEC user's group (DECUS), you can have access
to one of the largest sfotware libraries in the world. And
there's more to come. Much more.
Of course, the H11 executes the powerful PDP 11/40 instruction set
which includes over 400 commands. And the fully assembled KD-11F
CPU board includes 4K x 16 bits of memory. The backplane accepts
up to six additional modules (memory, serial and parallel I/O, etc.)
Heath will soon introduce a dual floppy with a disk operating system
to take full advantage of the H11's power. And the H11 is fully
compatible with all DEC LSI-11 accessories.
Heath documentation is second to none. You get illustrated step-by-step
instructions on how to build the kit, thorough explanations of the
software and comprehensive operating instructions. If you want to see
for yourself, we'll send you the entire manual set (#HM-1100) for just
$25. And you can apply the cost to the price of the computer.
With the Heathkit H11, you can enjoy power, speed, versatility and
potential no 8-bit machine can match. And the H11 costs little more
than lesser computers - just $1295.
Don't settle for less than the best. A close look in the latest
Heathkit catalog will convince you that the H11 is the best home
computer you can buy.
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