The Bismarck tribune. [volume] (Bismarck, N.D.) 1916-current, 1925-12-21
RADIO TESTS
WILL BE MADE
IN JANUARY
Americans Stations to Re-
main Silent One Hour Each
Night for Il Week

New York. Dec. u. AN American
pN contest, which Will he participate
cd III by broadcnsting STATIONS III
every stat" IN the Union a. well rs
by Canadian and Mexican stations,
viii he one Of the features of Inter
national Radio Week. January i &"
-. according to announcement b. Of
'icials Of the committee VINO nave
,haIp" ot tn" movement.
The fIrSt five nights Of the week
VIII hc devoted to lntcrnatI onAI
hsoadcasting tests. American stations
,laus hitting >pccI"! program, to
overseas listeners during the hours
rom 10 +. VI. Central Standard
time; American listeners VIII near
special programs from, overseas sta
ions in the hours from /" to ! =. IN
while American. Canadian and Nc%i-
81 station, remain silent.
on Friday. January IS, at the Gus
.omary silent hour, variation ~ me
dian of hroadcastIug viii b" mad"
and instead. of listening t. hroAdcast-
,rs in Europe, radio fans ~ tho couh-
iry will hear Cor the first ~ minutes
oi the silent hour, broadcastuE sta
lions in the Eastern Standard lime
lnuc. Promptly at the conclusi"" OF
the first Is minutes Of the h"ur. the
Eastern stations will be silent. ana
pruadCastcrs in the central zone VIII
he heard on the AIR while stations IN
aii Other districts remain silent. ne
third iJ-miuuto period wi! DC dcN"t-
I'd to stations in the Mountain Stand
ard Time zone. Will" the las; - WIn-
utes viii be reserved for fH'ill'
cast stations.
I.roadcasting Will Move Scout Inward
On Saturday. January 30, another
variation Of the contest Wi! be ar
ranged, and after the conclusion 81
the hour broadcast from all AmcTl-
can stations for the heucfj, Of over
seas listeners, stations in Canada VIII
nave the air exclusively to them
elves during the first - minutes OF
the silent hour. Sixteen minutes ait
or the silent hour has begun, broad
casters in the northern half Of tho
United State will take the air Will,
the Canadian stations shut dow foi
the reminding g. minutes. Of tn" test
hour
The third quarter Of the hour vii
he devoted TO stations III the southern
half of the United states Will" ~
last quarter of the silent hour vii
bring Mexican and cuban stations o.
tho air.
Special programs al" planned by
hruadcas.crS who will participate u
these North American tests, programs
that will permit Of the frequent an
uounccncnt Of call letters 50 the far
can rapidly log the stations that wa
possibly he coming INTO hIa receiver
for / first time. Local radio club:
in U.ny cities are arranging con
tests, according to the radl" Wcei
committee. and prizes Will b" Offered
IN some cases for the best log ar
langod by listeners III their own com
uiunitleS.
Log Will BE kept
4 complete log Of the program
broadcast from overseas VII! be KEEP
hv the International Radio Wee
committee, and every effort Will b.
made 10 secure complete logs o
American broadcagtcrs who are ~
he air during tn" special tests ~
Friday and Saturday. BroadcaStct
participating have pledged thcmaclve
10 acknowledge all reports and clalm
Of reception from distant fans. an'
there is no doubt that many thouH
ands Of people will hear station
that week that are normally not II
the range of their sets because Of i"
cal station interference.
because of .broadcastcr, IN wIdcI!
separated parts of the country opcrat
ing Oh the sam. wave length, II VII
be easy for fans to tune to ioca
station and bring their receivers int
harp sInc at the time just bcfor'
he tests start, and then wait 10
he distant station to come in a
;he exact dial setting OF the local
IN England. standard frequency sig
nails will be sent out for the Denc
lit Of local listeners wishing TO tun'
their receivers sharply, and thus tn
British fan will be prepared for th'
overseas stations broadcasting on tn
same frequency as the frequency sen
cut by the British test station.