Gift to

7403-5
741G-S
7413-S
7438-S
7444-5
745G-S
74720S
7493-5
749&-S
741220S
741510S
74155-5
74159-5
741610S
74163-5
74164-5
7419G-5
74192-5
74194-5
74195-5
74198-5
Here is a c hance to stock up yo ur la b at unprecenden ted pri ces . .. we'vegot to ITK)ve these out to ma ke room for our everexpand
in g CompuPro " " division. Limited quantities - first come, fi rst served. So rry , at th ese lo w pri ces w e cannot inc lude spec
sheets or accept CO D/ telephone o rders. Part n u mbe rs mu st include the specia l -S suffix o r you will be c harged o ur regular
pr ices . Pa rt s may be house numbered o r have d ua l mark ing s. Th is is y ou r chance to save!
TTL
Quad 2 input DC
Triple 3 input NAND
4 to 16 li ne dec oder/de mux
Quad 2 input NAND OC
Gray to decimal deco der
And-or-invert
JK M·S flip flop
4 bit binary coun ter
5 bit shift register
Retriggeraole one-shot
8 channel mux
Dual 214 demux
4 to 16 line decoderldemux DC
svncnro 4 bit binary counter
svncnro 4 bit binary counter
8 bit shill regi ster
Up/down decade counter
Up/down binary co unter
t bit bidirecti onal shift reg
4 bit parallel shift register
8 bit shiN register
CM O S
21152
211$2
61$2
21/$2
8/$2
21/$2
21/$2
10/$2
12/$2
181$2
61$2
61$2
4/$2
8/$2
8/52
6/$2
41$2
41$2
41$2
61$2
41$2
Dual 4 input NAND 12/$2
14 stage counter 4/$2
Triple 3 input NAN D ; 121$2
Quad R·S latc h 4/$2
Phase locked loop 21$2
Quad 2 input OR
12JS2
Quad 2 in NAN D Schm itt trig 41$2
Quad EX-DR 41$2
BCD up/down coun ter 2/$2
L1NEARS
(package type : H = T099. M =minidip. 0 =c.p. TK = T066)
Improv ed 301 op amp 10/$2
Micropower op amp 6/$2
RFIIF amp
61S2
Voltage regulator 61$2
Comp ensated op amp 15/$2
Dual 741 101$2
Dual 741 12/$2
Dual track 15V reg w/data 2/$2
TO -220 NEGATIVE
VOLTAGE
REGULATORS
·6V regulator
·8V regulator
-12V regulator
-15V regulator
-18V regula tor
·24V regul ator
OTHER
SEMICONDUCTORS
• General purpo se silicon signal diodes
• GT5306 NPN darli ngton, min gain
17000, 25V 200 mA oT092 package
• NPN transistor sim ilar 2N3904
• PNP transistor simi lar 2N3906
• 4N28-S ccto-cccoter 6 pin minid ip.
21$2
21$2
21$2
21$2
21$2
21$2
SO/52
100/$8.95
1001$7.95
1001$8.95
MCT·21ll-1 pinout 5/$2
• SN76477·S com plex sound generator 1/$2.50
• coto-tsctatc r Grab Bag - 50 mixed oct o­
isolators from a majo r rnanutacturer. Unmark
ed 6 and 8 lead minidip s include single
and dual types with dio de. transistor, and darlington
outputs. Test them you rself and save!
Not recommended lor begin ners. 501$4
** ** * * * * * * * * * * * * *
SOLDERTAIL
SOCKET SPECIAL
14 pi n:
16 pin :
18 pi n:
50/$4.95
50/$4.95
50/$4.95
* ******** * ******
74LS TTL
74lS00
74l S01
74lS02
74l S04
74lS05
74lS08
74lS10
74l S1 t
74l S12
74lS14
74lS1S
74l S20
74lS21
74l S22
74l S26
74l S27
74lS30
74l S32
74l S33
74l S37
74lS38
74lS42
74l S47
74lS48
74lS74
74l S75
74l S76
74lS86
74l $ 109
74lS123
74l S125
74lS126
74l S 132
74l S136
74l S138
74l S139
74l S1S1
Now that you 've got the ICs, get
so me sock ets at a fantast ic pric e!
$0.34
0.34
0.34
0.38
0.44
0.34
0.34
0.40
0.34
2.20
0.40
0.34
0.40
0.40
0.48
0.42
0.34
0.46
0.60
OA8
0.48
1.56
1.68
1.68
0.54
0.82
0.50
0.58
0.62
1.70
0.87
0.87
1.50
0.69
1.87
1.87
1.66
20 pin: 401$4.95
24 pin : 30/$4.95
28 pin: 30/$4.95
40 pin: 20/$4.95
74l S154
74l S155
74l S157
74l S160
74l S161
74lS162
74l S163
74l S168
74lS169
74lS173
74lS174
74l S175
74l S181
74l S192
74l S195
74lS221
74lS240
74l S241
74l S244
74lS257
74lS258
74lS266
74l S273
74lS283
74l S365
74l S366
74l S367
74lS368
74lS386
80l S95
80lS96
80lS97
80l S98
81l S95
81l S96
81l S97
81l S98
2N2221 NPN TO·18 unmarked
2N2222 PNP TQ..18un mark ed
2N2907A PNP plastic house "
2N3055 N PN TO·3 house #
2N3904 NPN TO-105 house "
2N3906 PNP TO·105 hous e It
2N4124 JOV/350 mW TO·92
2N4304 TO-18 plastic N·JFET gen purp
2N4400 NPN plasti c house 1#
2N4917 PNP TO·l 06
2N4946 NPN TO·l 06
2N5227 PNP TO·92 JOV
2N5306 NPN TO·92 darlington
2N5449 NPN
2N5484 RF N-JFET
04101 PNP TO·202 1A max
D44C4 NPN TD-220 4AJ55V
D45C4 PNP TO·22O4AJ55V
D45HB PNP TO-220 10A/60V
MPS3694 NPN gen purp
FPT100 Phototr anststor
FET-2 Dual N·JFET TO-18 aim 2N4416
FET-3 Dual N-JFET 10 noise audio
FET-6 Gen purp d ual gate MOSFET
house"
O\J' . H8 MEMORY
G'-Or;,(¢ 32K for $549!
Limited quantity : 3 2 K of s ta t ic m e m o ry in
k it (not u n ki t) for m . In c l ud e s all parts , socke
ts fo r all ICs, documentat ion , m ounting
b racket, etc. W it h sold e r-m asked, doubles
id e d, f u ll y le g e nd ed boa rd for easy assernb
ly .1f you o w n an HB,th is is your c h ance to
o b tain to p -notch m emory - w ithou t payi
n g to p -n o tc h p r ic e s .
16K DYNAMIC RAMS
VtJ to""'\l\l\ct\
N£ to""- 8/$39!!
Low e st price ever on one of our most
popular item s. Expand s memory i n TRS -80*
-I and -II, as well as m a c hines made b y Appi
e, Exidy, H eath HB9, newer P ET s , etc.
Low power, s p e ed (4 M Hz). Add $3 for d i p
shu n ts p lu s TRS-80* con ve r sion instructi
ons. limited q uanti ty - first come, first
se rved. 'TR 5-8Q IS a trademark al lhe Tandy Cor por alion
MA1003'CLOCK
MODULE - $14.95
Our very best c lock module operat es from 12V
DC and includes an internal timebase acc urate to
0.01%, making it ideal for mobile applications in
your car, van, or boat. Blue-green ttourescent
reado uts do n't wash o ut during the day, and look
great at night. Easy to build ; just hoo k up power,
add two time-setting sw it ches, and you 've got one
of th e bes t clock mod ules on the road. W ith application
note that sho ws you ho w to get the mos t
out 0 1 yo ur MA 1003.
Also ava ilable : c lock/case combination .
Fo r $19 .95, we' ll include a matching case,
with mounting hardware a n d optical filte r,
a lo ng with t h e MA1003 .
TERMS: eal res add tax. Allow 5% for shipping; excess
retuoceo. Orders under $15 add $1 handling. V ISA ~/
M a s t e rcard ~ orders ($25 min) call our 24 hour order
desk at (415) 562-(1636_CODOK with street address lor
UPS. PLEASE NOTE: TELEPHONE ORDERS AND COOS
ARENOTALLOWED ON SPECIALS L1STEO ABOVE. Sale
prices good through cover month of magazine; other
prices subject to change without notice.
fre'lyer
FREE FLYER: This ad is only the tip ottne ic eberg;
our catalog te ll s the rest of the sto ry. Add 41
ce nts in stamps for t st c lass delivery . Outs ide
USA, inc lude 52 to cover po stage (refundable
w ith order). Thank you for your business!
SAVE! SAVE! SAVE!
2.10
1.87
1.57
2.20
2.18
2.20
2.18
3.75
3.75
2.08
2.05
1.95
3.50
3.05
1.87
1.70
2.50
2.50
2.50
1.95
2.02
0 .69
2.91
2.02
0.68
0.88
0.88
0.88
0.69
0.88
0.88
0.88
0.88
2.10
2.10
2.10
2.10
MORE TRANSISTORS
AND FETS
7/$1.00
5/$1.00
5/$1.00
1/S0.75
5/51.00
5/$1.00
31$1.00
21$1.00
5/$1.00
5/$1.00
6/$1.00
61$1.00
3/$1.00
6/$1.00
3/$1.00
1/S0.50
1/$0.75
1/S0.75
3/S2.00
4/$1.00
1/$0.50
3/$1.00
21$1.00
3/$2.00