Specifications
TRS-80
Model
I
Accessories
You
Will Wantl
NEW
Low
As
5rt
Keep
your
system in top
condition
when it's not
in use. Custom vinyl
covers fit snugly
over systems,
disk
drives or line
printers.
System
Cover. 26-501 .....
2-Pack Disk Drive
Covers.
26-502 . .
Printer
Cover
(for
26-1750
or 26-77521.
26-5U3..
. . . . . .
. . . . . .
5.95
Dual-Section
TRS-80
PowerLine
Filter
Limits AC
power
line interference
to
your
TRS-80
Model l system. The
same
outstanding filter
we
built into
Model tr, including
built-in dual, iso-
lated filters-one
for the
computer
system and one for
the accessory
items.
Contains
I
outlets
all con-
trolled by a
single switch.
U.L. Iisted.
26-1457 .
. . . . . . . . .
. . 39.00
Video/Program
Worksheets
Each
package
contains two
pads
of
50 two-sided sheets.
One side is
a
proportional
Model
I screen layout
chart for designing
giraphics
or
print
locations.
The other
side is a
pro-
gramming
worksheet
with space
for
program
lines
and variable names
or
comments.
26-2705.
NEW
MODET
TRS-80
System
Carrying
Case
Set
lbl(e
your
TRS-80
system
with
you
wherever
you
go!
One
case holds
the video
monitor,
the other
holds
the keyboard
unit,
power
supply
cassette
recorder,
cables arld
cas-
settes.
Black
molded
vinyl. Hand
carry
only-not
designed
for
ship-
TRS-80
Manuals
Level I
Usor's Manual
Our Level I manual is intended for
the novice. It's
a teaching manual
whose
humorou-s,
easy-to-read
style makes learning
fun. 232
pages
expl,aining the capabilities
of the computer.
Included with
TRS-80
systems or available
sepa-
rately
oz- zu Lo
Level II Reference
Manual
This manual
is included with
Level II
equipment and
Level
tr
conversions
or
is
available sepa-
rately
140
pages
of invaluable ref-
erences. Assumes
the reader is
familiar
with Level I
program-
nung.
26-2702 .........
DOVDisk
BASIC Manual
A complete
reference manual
for
the
TRS-80 Disk
Operating
Sys-
tem
and Disk BASIC. hcluded
with
our MiniDisk
system or
available
separately
zg-atv+
. .........b.9b
TRS-80
Technical
Manual
We have
gathered
the
schemat-
ics,
logic
arrd timing diagrams for
Level
I and Level
II
plus
easy-to-
read sestions
on circuit theory
and circuit
description.
26-2703
.
.........
9.95
.....69.00
Level II
BASIC
(ROM)
Kit
Iy'Vhen you've
mastered
Level I
pro-
gEamming
langmage,
you
can move
up to higher
computing
power
with
Level II.
Conversion is
easy-we
simply exchange
the
ROM chips in
your
T"RS-80 for
chips
containing
Level tr. Your
local
Radio Shack
store
carl
arrange for
the exchange.
Incor-
porate
Level tr into
your
4K
or 16K
RAM
Level I TRS-80.
26-7720 .
120.00
Numeric
Keypad
79.00
......230.00
System
Dust
Covers
.....7.95
.....5.95
Calerlator-Stvle
Entries withfhe
prng purposes.
26-500.......
Tgoo
Makes
entering data
a
lot
faster
when
you're
used to using
a stan-
dard calculator.
Enter
by either the
keypad
or typewriter
keyboard
nr]Inerals.
26-7703
. .
16K Memorv
(RAM/Keypad
Kit Increases
TRS-80's
Internal
Memory
5.95
The
TRS-80 is
designed for
easy
upgrading
to a full
16K of
RAM
memory inside
the keyboard
unit.
Your
nearest
Radio Shack
store can
arrange for the
exchange
of
your
4K
for
16K chips
and add the
keypad.
26-7701
......
TRS-80
Certified
Cassettes
rl
C-20
digital
computer
cassettes
are
ideal for
storing
all of
your
important
programs.
These
tapes
are
leaderless
and
individually
tested
to
insure
against
loss of any
data.
26-301
..
. . . . .
. . . . . . .
3.49
Price Each
3.49
3.09
2.69
2.29
Ouantity
Savings on
Cassettes
Ouantity
7-71
72-23
24-47
48-up2.95