Show 1 ix I 1 1 A 0 fla a 5 the above diagram proper Connect lorr lor for the antenna coupler and the radio Fr mr by ETER MOM DELtO 0 in new yort york herald tribune very oft ort Is it H ra lio 1111 rop illy if it lt in on one of ll 11 P p pular rudl arp files V woe ayi will not ni t work very ry well on in P 1 IOnA ern pen afterlife flin liar ilan ink its 11 irit rare care in making tile dimier ir or a too 1110 let of 11 nn III it inc ing a I 1 laring hr olt I 1 hit ills III very er often lm lift in the lisp fact it net t bull lr ter nt rint re nr n f in its it jay the lisp f r ir ouda fri if tic p otilit it ra rod kudlo trat afro ar fare oun pried it of wild 1 tit poin ml fait fit kill ill in A get IN H lit lot 1 4 I 1 lit at I 1 in ap mil end an I 1 A alt t i a lo 10 nw i at tic tip other end 1 aills lile mini arp in for a flow of electric in its 1 I r i 1 in a prini nry roll coll alie rn en I 1 n lipfel lipf rl to its file arriel 11 in it at A I 1 agh IK lent lial belp while ilie lie 11 jn ronni conn tel to 10 1 the ground 1 lot at a iov A flu arrer nt ran can thila tj I 1 through this e I 1 from the ib tilde of high ti to II 11 r 4 a 1110 of low p I 1 in n f 1 I 11 inc g field 1 nil till about lie fie dl i til ili Is 1 in riming find fialli etli fill ill of tile badjo fri fr currents flowing ahr ligh the ordinary cri inary alap fills 11 1 in dr ir cult in the flit magnetic 1 7 fg 1 11 showing the primary circuit incorrectly connected field fald induce a current in the second ara r coll coil which illch bilbo hanles as s many funny times as there are reversals in the primary coll coil potential difference in coil let us 11 now go back to our idea of potential difference in a coll coil the I 1 ida of potential ll 11 relative A con olt tor it at a high lith potential with re lart to boine some ober other part of the tile cir cult which may be gronin ded and thua thus will be at a low potential potent lul also it his n i been hown shown that the end of a it roll which Is farther away from the source of current ie 14 the tide side of higher potential thus in the thill secondary see adry coll the tile end that la Is farther away from the Irl primary marj ie Is the end of higher potential advantage should be taken of this fact and lad the proper connections made on a coupler po so that the current from the aerial list U ill how flow through gli smoothly from end to end without my any losses lomes and that the end which filch Is at the highest potential should be connected to tile lie SO flu fira chow how the secondary circuit is I 1 incorrectly connected rid ald which Is to hare have the he ott force impressed upon it that I 1 la the facci about differences in potential in a roll hould should be applied MIt tAke in connecting alm alc I 1 and 2 allow show the usual mistake mistakes that are made in connecting coupler rou 11 PIers in fig I 1 tile ilde side of the i fifth potential aerial end Is connect fa rd fed next to the low potential aide of the secondary in fig FIC 2 the low potential tent lill elde aide of the primary ground end la Is connected eo so that the grid elde side cf of ati the secondary Is neit next to it the is fault here ie Is that the grid rid Is not in from a low oaf potential influence influx nce both of these improper connections conned lons cause losses which are noticeable on an i DX stations they result from a misinterpretation i of diac rani which are drawn in a way that will be very corn com part iod find neat in lit app appearance earince but ur the connection shown are not to be made as if it the diagram were la ail ge actual picture of f lie the apparatus it would be bel wl it U all experimenters drew au fau their d h A lie flip ono on ID in HE F IC I 1 I 1 11 I 1 rn en i n afdoke a lid uld IP I 1 fulfills in it 11 fi ul u ter tiep tl it ns n herh h N ii I 1 alive a fr great test if f it arl getil III 1 rn not after a opt its c in I 1 to of FI fit 1 vill ito pr r i for f r a r sit ii ler ter 11 f I 1 w I 1 anti il rl I 1 of 11 II 0 I 1 I 1 ury air ranji I 1 bild RII all 1 I 11 p 1 I v p all 1 ir top I 1 if f flip as i door rut out i nil ali plowed 1 filer I 1 I 1 I 1 er tit flat no nn imka ilk 4 a II 11 P I 1 irn ill ito tl 11 lug ing in ion I ii 1 to in ci to n no I 1 tl 1 bifia fi arthor away fro fn is hi ili lit in ary rull visit to flip th crid grid as 8 at 1 man li lit ito infers cliate 11 ate singles nt ri rill 1 I fig 4 tran a former should have ter finals marked as shown frequency the tile coupler couplers are tire connected 11 in lie the name way the tile lend from front the blute being treated its if it t were vere the tile lea I 1 from the tile aerial and tile cori of high and low are fire hesed on the plate hi inai ln at as high potential ae alf the aerial to save making reversals nv erali in if tie P cuse of audelo mi din frequency arins formers the sane rules rilles hold true most lax their th arly marked tuil if this be not the tile cause u the fan care careful full examine the wi winding 4 and leads to determine tile tie high imd toy io potential allias 1 tn if lie the leado are it Is A rill vaille title to bliem up and be re ro that tl ti ty Y are correct before conne ing W as fig to uve ure trouble in making reversals rei ersa Is ilie ille secondary Is the out bide side winding in lie the transformer tran former it being wound over the primary aad 1 irvinc ving two lend lends the lead arm flip tip outer turns Is farther away from tl it source which ig Is the primary roary and hence must be connected to the erd eluce it la Is the aide lot if the po potential 0 I 1 4 RADIO RHYMES 0 by ROBERT 0 THE NORTH POLE g A D 1926 TT T IS eure sure a lonesome hole way up near neur the old north N 0 jtb iole pole where the nights are long A and houses built of enow sno w an ant 1 nolde from eating fish or A some ome 0 greasy kind cf of dish it doesn doean t 1 ten een charm an fame 0 there the women dres in a furs some sealskin coat Is hers liers I 1 and the tile biddles loll 1011 about in 9 skins but the nearest 0 laue liou e perhaps just some hut but mith spears and traps tralis Is nilles miles uy the place Is so 0 o ext extensile exien ensle she wil lih itt lt I endless ice bound ll 11 sri pu it it a 11 s place to be flit ali only tune hilti blueni lines he the zero ond they ahe II 11 e but in Is lie the past the bent e ants of year fore ore last are mik as the latest bilut those thing things will fade nb aai where here the little bear cubs s and where the tile crop Is oaly oaty 0 ice and an enow when hen the join lona Q night colnes along be b e en n g with song and they the it 11 S set the latest dope by radio 0 1 hen the let fee kid field bea 1 e 2 and 0 breaks r 1 they hlll ill hear about it q U k es they hlll ill learn team Z 0 1 about the doings a at it miami that lie fie price of coal to hilgh bow hoa to 0 make inake an apple pie and it a song bout about some wondrous colored when aurora flashes gashes out they viii 11 II know hat if ita about they A ill learn ill the latest way to trim g a it bat hat bout a hasky husky doc dog chati PIM and the unil kind of milk to X feed a well polecat tall 0 no longer decie dense and rind alow slow will A be the tile eskimo EA ucb tich bouie house or two w have ita IN radio set et and arid upon acy ridge we v will aeo the dimes dames play bridle irelle a cold deck for the ata aul wul win a bet j 40 ant 11 tio stissia a radio new No |