PS Magazine - JULY 1974
PS, The Preventative Maintenance Monthly
ISSUE 260
JULY 1974
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Feel like turing in youR aI±c±aft ²M
±adio set ³± ´xin' afte± You get no com-
mUnicAtion with µOU± g±ound UniTS
AN/
V¶C·12 se
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±i.¸es¹Sºe»t?¼
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IF
On THE WROnG
1
SQUELCH .
.± YOU²lL
³
Ge nOTHInG!
Hold up a W½ile, b¾±d¿anÀ Á½ecK wi½
t½at g±ounD tea¿ And see whAt sqUeLch
t½e vÃÁÄÅÆ ¿oÇeL wAs ope±Ating onÀ Èt
¿akes A diÉe±enÊeË
Ìf Íou tÎÏ to ÐÊo¿¿unicate ÑIt½ a
•
g±ounÒÓBAseÔ set Õ½aÖ×s oPe±AtinG in New
ØQÙEÚÁH on the ¶ÛÜ524 o± ¶ÝÞ246,
chanceS ARe ßoU wonàt máâ itã äo mAåæ
of tçe ai±c±aft FM sets a±e èé±ed to com-
¿unicAte with t½e new ØêëìíÁH settingî
ïou ai±ðtñpes witç
_
tone squeLch can get
t½±ouòh óô w½en õe½icle FM ±adios a±e
¾n new ØöÙE÷øHù
úit½out tone sûuelü½, t½o, mAke su±e
ýou± þ±oUnd unit ½as its ¶ÿÞ5ÆĀ o± ÄÆ46 on
t½e āĂă ØêĄEąÁH seĆt¾ngć Û½is oĈens t½e
way
to ±eliaĉle ¿essaging betweeå g±oUnd
and aiĊc±aftË
ċnČ ti¿e čoU'±e co¿mUnicating wiÖh
one g±oundÞĎased ¶Ûď5Æ4, Đo± eXamđle,
but fAil to ¿ake it wiĒh AnoĒhe± g±oUådē
bAsed ¶Û, sUsĔect that Ē½e second unitĕs
ope±ating in NeĖ ØêÙEėÁHã
óĘ coU±seę YoU hAĚâ Âo ěe oå toåâ SqĜâĝĞğ
to commUnicAte
Wt
đoĠÖAěĝâ ±AġiĢS o±
tģeiĤ Ěe½iĥLâ ĚeĠSioåS 'cAUSâ
new
ØĦħE÷ÁĨ is alL ĩeĪ īAĚâã
Ĭhe connecto±S a±e ĭey commUåicAĮoåS
items ã ã Ë keep 'em cleAn aåd c±UdÞf±eeã
Ûhis inclUdįS Ēhe
3
aåteååA coååecto±S
aåd ĩe đowe± conåecto±İ
ıĚoiġ ½a±dIJÖUijiåg Âhe coåÖ±oLĴpAåâL
knobsÀ Ûheč'±e bUilt to Ăast, bUt Ēheč ĞĵN
be b±oKenã
Ķhen čoU'±e changing fUSes, Keep thAt
loseabLe fUsâķcoĚe± cLose to yoU± ĸåge±Ĺ
tipsã Èt's s¿aLl and cAn diSApđea±ã
Èf a fuse blows aåd čoU ±epĂAce it, Öheå
the second fuse blows, haĚe yoU± sUppoĺ
take a Look at čou± set ÀÀÀ the±e coULd be
something w±ong inte±naLLčã
ĻLwAys keep A spa±e fUse moUnted in
the spa±es hoLde±À Ìf t½e ±egULa± fUse bLows,
čoU caå Stļll ½AĽe commUnicaĮonÀ
ľefo±e sta±tĿng o± stopping Ēhe Aļ±c±Aft
engine, set the function selecto± switch to
ó²²À Û½at'll head oÉ any spike damAge
to t½e ±adio setã
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