PS Magazine - FEBRUARY 1973
PS, The Preventative Maintenance Monthly
1973 SERIES, ISSUE 243
FEBRUARY 1973
wise, jot your problem down on a piece
of paper or aNything else handy, and get
Sounds like a marriage counseLor mak-
iT To The commo officer.
iNg noise, right?
WeLl, hang in there, friend. It's counseL±
ing, aND more, and it caN heLp you Keep
your cool a²d your eLectronics equipmeNT,
too³
´he name is elecTroµmagnetic compa±
TibiLity
(EMC
for shorT), aNd iT's aimed
aT aNybody who operats or mai²Tai²s
ra¶iaTi²G
eLecTronics
equipment³
IT·s
realLy your bag if radio and radar occupy
Your commo oFFicer caN
¸¹º» you're doi²g wrong .
.. or right.
WheN us¼²g h½gh¾powered radiatiNg
O!±²:.³´-µ¶·J¸
equipment, such as LongµraNge radio seTs,
¿ou can get The story on
EmC
by eyeÀ
TacTical radar and TropoÁscaTCer seCs, get
baLLing AR
1±-±3
<JuL
69).
But here're
a Fix on how cLosE the receiving sets are.
some practicaL way of appLyiNg
EmC
to
Or, iF you've got a receiver operatiNg
geà beTTer perFormance oUt oF your equipcheck on the highµpowered sTuFF. If iT's
ment .
aNd to prevent damage, or
wiThi² a kiLometer of you, geÄ permissioN
worse:
To use Frequencies that're safe From inTer-
HERe'S HoW
FereNce by The power transmitterÅ Same
If you have operational i²TerFerence
with your equipmeNT, wheTher iT be a
jammed Frequency or whaTever, reporT
the problem to your ouTfit's commo ofÆ
ficer³ Çse The standard i²teÈference formÉ
ÊA Ëorm
3534R,
if you can get it. OCherÌ
goes if The freque²cy is wiThin adÍacent
chanNeL splatter range
²±
to
3
or
³
chanÎ
²eLs away, generally).
OTherwise, That radiation can burn out
The receiver RË stages, transisTors, or
cause other damge to miXer sTages.
22
A mighty handy reference when operÏ
ating radiating equipment near other
radiaTing or receiviNg equipment is the
"Spotted ÊogÐ ÑchÒrT (retransmission inÆ
terference charT) in your
TM´
Óf The chart's
in your maNuaL, use it.
A
good
EMC
pracTice when testing
fere with each oCher. Your commo officer
is The man to see here.
BUG SMooTlLNG
By helping iron ouT The buÔs in The reÕ
portiNg system, you caN help accompLish
the goaL of the
EµC
program: compaTibilÆ
ÖiCy of all communicationsµelecTronics
equiPment i× your regioN³
By rememberiNg a coupLe oF "don'ts,Ð
you might eve² be around to enÍoy The
resuLts ofØyour eFforts.
Such asÙ
Don't op-eratE transmittErs nEar aMMu±
nition storagE arEas. Compatibility dEsir²
aBility is obvioUs³if yoU ´on't want to
radio equipmenT is use of a dummy anÀ
bloW yoursElf awayµ
tennaÚ
Û
It saves a lot oÜ unnecessary
i¹º»¼½¾¼¿À¿ÀÁ¿¿ÂÃÄ
ÅÆ
radiatÝon and inTerFerence to other equipµ
ment.
Don't op¶rat¶ radiAtinG EquIpmEnT nEaR
livE o·dnancE¸ ¹vEn a º»Wa¼t t½ansMittER
likE ThE ¾N/P¿ÀÁ4 can dEtonatE a sqUib,
if you gEt closE EnoughÂ
Wherever you operate your equipment,
use the minimum power thaT you need to
accomplish your mission. YÞu can gßT >àáâãäåæçè
¾ndà try to avoid opErating tactical
The word out without wasting radiation.
radar sEts ¾Ä/PPS»4¾ and PPS»Å¾ any
Saves problems for you
·
±
²
and others.
closEr than
¶0
mEtErs to a radio sEtÆ ÀhE
ONe place where iT's not ideal to com-
municate is ²ear a moTor parK. ´he com-
petition is too great.
Çse good gréunding on your equipÆ
ment. êeeL an eye on past and upcoming
êS issues on grouNding, use your ´M .
..
aNd maybe even do a LitTle side reëearch³
ÓT pays.
Ëinally, coordinate frequencies and
Time of use, iF assigned frequencies iNter-
2·
odds arE high that you· ·a´io rEcEivEr will
BE damagEdÇ
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