Richmond times-dispatch. [volume] (Richmond, Va.) 1914-current, 1922-04-09
EXPERTS GIVE De TAILS
OF CONNECTING UP RADIO
Tells How to Arrange Appa-
ratus TO Listen In OH
Wireless.
TEST BlXZEH ~ UEQi'IUED
fatiehce Ia EsS~ntiaI Ia Kennedy
troubles Usually Met with In In
Stnilntion of Outnt by Amateurs
How TO Tune Your Set
TEST BuZZEU ~ REa,'InED
by William e.. ~. E'fnrh.
associate Member Institute Radio

."'hip'' institute
EnEinecrs.)
NEW YORK. April s.-After erect
ing the aerial and having Il good
ground connection the next step IN
10 connect the various pieces of an.
paratus so you will b. able TO lis
ten In on what Americas new giant
'rad!o) is saying.
How To connect instruments.
Take the tuning coil and connect
IN" aerial lchd-in wire to the binding
post to the left. and connect In.
ground wire to the binding nos, on
tho right The center binding nos,
Of the tuning coil connect To the
double binding post Of the dctcc,or.
and the small binding post Of the de-
tector connect to the ground Con
meet each terminal Of the telephone
receiver To each binding post Of the
dctector and then connect tho con
h"hser across the telephone rccciv-
crs. Make all connections with the
wire sou nave left over from IN.
coil.
Before attempting to receive. II
VIII be necessary IL test In. picc. of
Salcna in order to find the mos, sen.
sitivc spot. and for This purpose we
VIII need a buzzer test.
rest nuzHer IL Needed.
purchase an ordinary buzzer one
ar! cell and push button and con-
meet. IL you have an electric door
bell. bend the hammer back so IL viii
not hi' the gong. remove the cover
anu connect piece Of wire 10 Nh.
vibrator post and from there to the
ground.
beadcn the noise ~ tic buzasr as
r!uch as possible by covering IL. or
else place 1t in another room. /, j.,
mol the noise of the buzzer THAI docs
Inc "orh' on, the vibrator sends OF,
"eah cicctromagnetic (radiop waves
ana - In reality a miniature radi,
transmitting station and thus on
abies you To test the detcc,or. ,scer-
'"lhihS II II IL in working condi,ion
How - test the dctector:
hHEIhs completed the connections
( "' INC huzzer test and placing yalsna
az IN" aetectoT cup. press the push
button Internationally every 49,
the buzzer circuit and causing ,-ains
seconds. thus closing ana on.nin,,
OF eiectronaCnetic waves tradio, !,
De sent over the detcctor circ,i, cor
responding TO the pushing Of rho
push button. Move tho ,,bn.nSnr
bronze wire CcatwiskerJ over Inc
surface az tn" Galcna Until you find
/ the most sensitive SPOT,
Patience II Requisite.
nave patience and after a li,,lc
practice Nou viii nave no Iifir,,I,,
= IN Neeping your dctector always In
adjustment Do not he deceived ,ybcr
you 'onch different connections or
your set and hear "A sound that III.
de'ector is in adjustment When !,
Is In adjustment tho signals an,
. music VIII be fairly sharp and clear
HOW q" Tune Your Set.
Hu1us'ihg the telephone receiver.
|" your head. press the buzzcr ia Il.
sure that the dctector is in adiust
men and. finding il so. tax. hold
OF the switch lever on the col, n,,J
slowly move back and forth. thcreb,
,h,!lhE the wave length and bv So
doing bring il into tune ,rcso,,,,
Win transmitting station.
mere are stations sending All tho
tini" but most Of the acknowledgements
oroa"casunS stations transmit be
ninEs. ''