Gift to

PROUDLY PRESENTS
the GLOBAL
SPECIALTIES~
CORPORATION
lOGIC PROBES
Our log ic pr obes are t he ultimate to ols for d igit al de sign a nd
te sting . These hand-h eld untts pro vide an Instant overv iew of
circun co nditions. Sim ple to usc; just ullp power leads to circu it's
power supply, se t tog tc ra m lty switch to TT1./I}T L or CMOS /
LiT'L, Touch proll e t o test no de . Trace logi c levels a nd pu lses
through digital circuits. E ven st re tch and la t ch for easy Dul se
detection. In st a nt re conntuon or high, low or inva lid levels , open
clrc ullS and "",les. Simlllc, dual-le ve l det ector L E Ds t ell 1t
q utcktv, c orrectly. III (Lol\ ic " 1"); LO (Logto "0"). A lso inco
r porates blfnkf ng pulse detector. e.a.. H I and LO I.EDs bllnk
0 11 or orr, track ing " 1" or " 0" states at square w ave frequencies UP
to 1.5 M Hz. t'utse LED bunks d urfng pulse transition . C llOlee of
t hr ee morleia to mec t matvruuat rcqurrcmcuts: bu dget, pr oject
a nd spe ed of log ic circuits .
Logic Probes a nd
Digital Pulser
.....;;..;;,~;";"",;".,;;;,,,;,,;;,.~_
DIGITAL PULSER
Ma del LP_1 Logic P robe-Hand-held log ic pro\)e provides Insta
n t reading of log ic levels for TTL, DTL. HTL or C.MOS.
Input Impedance , Wll.OOO O hms. Min. Detectable Pulse: 50 ns .
M a ~. In pu t Signal (F req uen cy) , 10 :\l lIz. P u lse Detector (LEO) :
High spce lt t r utn or sin gle event. Pu lse Memory : Pulse or lev el
l ra ns ls(!" !l dClected nrnl stored. Ne t Each . . 550.00
Model LP - 2 Logie Probe- E conom y vcr slon of !\l odel L l'-l.
Sater u.an a vonmeter. xrorc uccurntc than a score. In put
I m ped ance' ;mO ,()O() Ohms. Min . Detectable Pulse ' ;1Il1l us . Mall .
In pu t S ignal (Freq uency) : 1.5 MHz. P u lse Detector (LED) :
H lgh -Spee rl train or single eve nt . Pulse Memory : no ne.
Xet Each. . . . 528.00
T he ultimate In speed and eas e of operatton. Sim ply connect ell))
leads to positive a nd nerrauve power, t hen t ou cu D 1'- I's prob e to u
cir cui t node; autom atic pol arit y sensor detects circuit's hig h or low
cc netuon , Depress t he pu snbu t.t o n and tr ! ~ lI:cr an o pp osite po larity
pulse Into t he circuit. .FaRt troubtcsnooune Includ es Inj ecting
sig nals a t key points tn TTL. DTL, C:'>IUS or o the r nouutar
ctrcut ts. Test wit h single nurse or 100 pul ses per sec on d vi a ouut-tu
d uut co ntrol nusn-uut ron: bu t t o n sel ect s single shot or contin uo us
modes. LED lndtcatur monitor s operati ng modes by {lash ing once
for si ngle pulse ur continuo us ly for a pulse tr um. C om plete ly
automatic. prooc-st-c Inu / til'ld PUISl' gene rat or for liny fa m ily of
di gital circu its. Ou t put : "ret-staro. Po larity, Pulse-se nsi ng autopolarity.
Sync a nd Source : 100 mA . Pulse T ra in , 100 pps. LED
In dica t o r : Flashes tor stnzt e nurse : stays lit tor pulse train.
Madel DP~1 Oigital Pul r-Net E ach. . $83.00
LOGIC PROBE KIT
H ig h spe ed logic probe . C aptures pulses as sho rt as 10 na. Input
Im pe dance : 500 ,000 O hms. Minimum o.tect a ble Pul",, : 6 na .
Ma " m um In put S ig nal (F req u ency) : 60 !'>l H z. Pull8 Detect or
(LE D) , H igh speed tratn or single event. P u l"" Me m o ry , Purse o r
le vel transition de tec te d and st ore d.
Model LP-J Logic P ro be - N et E ach. ..577.00
C om pact log ic pr ob e checks IC's: CMOS, TTL, H T L, DTL an d
m ore, Un ique cir cui try combines function s of level de tector. p ulse
d etector and pulse str etcher , makes one-shot , tow -r eo -rate. Darr ow
pulses (ne arl y Im possible t o sec, ev en wit h a fast scop e) ca snv
de tectable and vis ible . " H I" LED Ind ica tes loglu " 1"; "La"
LED ind ica tes tog tc "0". All pulse transntnns . po stttv e a nd
negative, as narrow as 300 nscc., are stretc hed t o 1/ 10 secon d
a nd dIsplayed on t he P UL SE LBD. HIgh Input Impedance
vi rtually elim in ate s loading ; Impedance Is con st a nt t or all st at es .
Over-volt age a nd rever se- polar it y proteet lo n st andard . Inpu t
Impedance: 300 K Oh m s. Thre.hold.: Log ic "I" (l IT LED) , 70 '/0
vee: log ic "0" (L O LED), 30 '/0 vee. Min. DeteCblble Pul.e
Width: 300 usee. Ma~. In pu t Signa l F re q uen cy , 1.5 MHz. Pul.e
Detector (PULSE LEO ) ' HI speed pulse train or single events ( +
or - transiti on s) activate 1/10 second pulse stret cher. Ma~.
Input Vo tt age : "*"50 V con tinuous ; 120 VAC for less t han 15
seconds. Power Require d: 5 Volt v e e. 30 rnA ; 15 Volt VCl"'. 40 rnA;
25 vou max.: po wer lead rever sal pro tec ted. Operating Tempera .
t u re : 0° to 50° C . Size, 5 .8 ~ I. x I" w. x o.r d. Weight' 3 oz.
C omple te with 36" newer le ads with color- co ded , In sulated clips.
Laglc Pr obe Kit -Net E ach .... , .. .... .... . . • .... .. . 521.95
,,300 2789A MILBURN AVE, BALDWIN, N.Y. 11510
516-378-4555
Add 6% shipping. Add $1.00 f or orders u n d er $ 10. 0 0. Out o f U,S. A. a d d 15% shipping and certified check or money ord e r i n U.S . f u n d s.
,/ Reader Service- see page 274 73 Magazine. October, 1980 263