Show Z my 60 0 P A firing wiring diagram of the two ube reflex receiver will aid in proper ar at ran gement of the apparatus Appa ratu oy by JAMES E cartic 1 n in new york herald tribune lilt i tl ii if f m findly ly 1111 lilt title radl 1 re 1 moin kinf ajie I 1 in the tile block filix k of if aull 1 1 I or oil to rin n HI a flip t III tile C 11 1 r hail I 1 t n III 11 to 0 bull 1111 I 1 of is along ill i A 11 1 gh to I 1 atilt realf 1 r of 1 es its n t kirin ell 0 if rt coli ditc ilko ilk ile if of lilt I 1 iaci r Irol I 1 rolli hers eri it in stir ur 1 irl lit g junt want tint to lie hp 1 11 I 1 I P I 1 with ru 1 h u 4 att if 11 peurly aly con loll pint let il als T air I 1 mlp nl reflex rf c elvar the mall know n hark it iha Rs lr tilt I 1 ellin jj J I 1 in 0 one of if ft 1 a iiii it I 1 6 ulan otien ibe tl lint flat it if pine for the th of hill this re delver fit 1 fix f llort 4 I T ly by U in indi if list tit I 1 13 11 in liali if I 1 m WO 0 I 1 wo studio frequency one no rhio rheostat stat oil all battery detector lIt tuble circuit jarit jack single jak ket el of six 1411 binding post iwo 1 wo mad condensers two of the ahme parts the to tito batilo freau ney ina y be ensile constructed liy by the tile lanly radl radio bu lider or may be ile la in lit form road ro ad to ii ellibee coll winding data t lor or the I 1 if f who tie desire to construct hoir wn in frequez 5 transformers the data ill te given giell herein the secondary of both of the coupling transformers Is tile first I t be ile bound ou on the he tube form the se see e fondary of the transformer coupled to the antenna clr cinnlt alt should lune halo CO 60 turns of no 21 win wound on a 2 ind inci jonn forin and ocr this bp be ir wrapped tipped a sheet of insulating cloth or maced iiii pit I 1 er ghis eilif aa o 0 an in lu lator between the lie i 1 ehnar and find see u indar cotis coil tit the prin inari tar I 1 roll acht of ten turns of tile lie mine size aire bound oer the cloth and in the same sam e dIrt tion its the ry it la 18 absolutely that botti boll colla coils be wound in th baine direction it best result rebul ti are to be had bad ilic primary of tile f miend nd coupling transformer it Is SHOW in bize ihl transformer it au in tile lanie same diameter dia dIn meter title tut and find 11 suin a the tile slime physical lie its the tranh oriner just described tile chief differ ene ente being that the tile primary con consists mists ct of 32 turns turm ingstead of 10 in order to rake mke ra m ke it p it lue le far the th let set to be mounted in as a small a ka a possible the coupling all edit may be mounted directly on the lark lack of the ill the lie bondari bon dary ulars 1 connic convicted ted to tie the two to the primary nury wires aires should be left discon necked until the net get la is to be wired aired ilien tile lie may be connected to the lectIe places in the tile cirull file irbe two to transformers shield be mounted at jingles to pact other in order to wail minimize inize coupling betge a the two to the fhe dr drilling illIn of tl if e panel and the wiring of the st bit 1 no more I 1 than ban the tile 3 simple regene ruthe rec I 1 e r the tile wiring diagram ae as shown will hid old the tile constructor in the tile of f the tile I 1 o 0 it lar litus will not oscillate A parti ular adan advantage tage of thin this re air 14 1 hint flint it will neither oscillate ate ur radi ito an fill wave a eon on thi tho air one lie of tile tubes emi loed in the rth welder eler lie its a radio fre frequent quene ara ath allder anil find IB ito reflexes exel iet so as it acts as it emlio olio in ml I 1 it attio frequent fr fro quent iiii no amal afler itt it tit tl little or r in other 1 I oe P t ut ie io duo the detecting ih IS u aa 1 it I iv of it 0 bli talle cra tul lot d such a chirole hiie li ie ler tip ll 11 Il liall in size 1 fugit url to be alle apal if I 1 f rf t el 11 in stat 11 itina alth h 1 lul lil and distan mills etli mitt i nt lun full e 10 Ope operate flitt it loud vi 1 taker faker 1 illier IKI I 1 1 I r outdo r nit runy I 1 it e um I 1 on rii an I 1 0 relli x ret ner at 1 t houct tin tilt lat ir cr will ill alve ie re rt stilts it 11 distant ct rl irions mounting the apparatus I 1 the tm arielle ari trial alle ie n 1 are mount d n tit tl ardi lid nf of th panel lilt tile rl lut tut an arta r tit i e if r in tilt in nil till I 1 it I 1 hill till iii nt nil till ui ili thi i p I 1 ti rol ti IP e it wt t witti it it I 1 ise all till I 1 ninis bo v athin eim ens ra r aali iv ahn tu n brij virile hie file fe test fet t re r fi ft ills wll AI I 1 I 1 1 t h in having th audly i irin ginnif atif III aln of 1 BT at alil iii ilis to adi other I 1 ita jon ay iy y with mth the tile po lity aloa I 1 in I 1 it it ii it ir r corp should I 1 ie e in win wi an n trio system slake muke kure bure sit 04 fiort nn ani 1 ilari I 1 fill pow IK 11 if if in ili n eim 1 1 I I ull ilist vid artl irise liar it little line wire irp if it H f lind to rn nry t capr cr gril I 1 ml east 11 clr shorts nil pill tild 1 iti 1 hi III ins tl if I 1 let biot n I 1 hi III and in 1 ii comi 11 should thes run I 1 I 1 ili I 1 in tilt I 1 III opt iiii i 1 ati funnily voll calli ill nn on of ofton the biord ranil my ini till now ii w on hi ili ilia al all k nn nil I 1 art rc nl n jado of lt ri hilll nil ll I 1 e 1 it l M olne 11 plot r I 1 it 1 8 go 01 fill tit lit plo W oits ilip life rot har 1 been 1 found 1 to to lintot that quality of being quilt aull U 11 a it biond braile graile anul of tit de detector ti Is ell nil itry ry little will lilb bf int he bridel on ell ill tin point alint the tu of 0 the net pet tit I 1 ends on tile wiring nirta r in lie the andio circuit PHI epi eci tilly the plot land grid tres 1 should not bp b mil nin parallel if it theft point points are ob hip tile builder ought o 0 not tint to have any filly th lie tile net pet operate v mill ill unda favorable conditions one tube set that will give surprising volume here a a might ml lit effi if nt little on tnie title pet pt that will ill tab gimp vol urne and will ali ftp 1 4 tit it and get ilia dis tons tun ighut will astonish aou ou it has his but one dial something that will appeal to the feminine portion lort lon of the tile household which haa has culty in fathoming the maerie mt erie of 0 flip lie extra found on many nets pen II 11 ie is easily constructed tint calls for parti chrit ran be ile foun fotini I 1 in any tore store f careful construction and kaid 0 cz I 1 li CI 2 r 3 R A hai has but one dial Is I 1 very simple to operate I 1 arts t f courbin are tire issen to 1 he tuning roll cell can I 1 e ande at athorne homel by anyone if skill it leoung leou nl on a VA indi inh tube 4 anchen lone long tle the I 1 primary ai LI consists of 12 turna turns of no 22 dec wire ire half an tin inch am aay say from the hrimno wind mind n 1 I 1 of 47 turne turns of the tile game size 1 wire ire I 1 I 1 is I 1 a variable c er of 00 en cu preferably low loss ca is I 1 a grid condenser and CS 0 Is a fixed con condenser denoter Ite generation li Is controlled inal mainly ialy by the tile rheostat till this hook up could be used ery clely la in a ak 1 set as it will ill work effectively with dr cell tubes important things to remember in soldering hen soldering connee connecting ling wires lrein to the terminals of jacks for making to the telephones itis it 1 important to 0 o keep soldering flux frons fro running down doan on the insulating peg merits which separate the tile different tpring 1 contacts if the flux run runs down into the tile insulating se segments rients it effuses and it ie Is to this that many owe oae the trouble they have hae with ith their home homemade milide fet fell nh nis enough flux for the tile bolder to take liol hol I 1 A thin film Is enough another point tu to r Is to I 1 ie e sure that ahr dontot ton tot 4 malic inake find behic properly when HIP flip of the mt sit li ii coin I 1 left of ollie times the tile pet get lent out of if position alight lor und land d nd not touch I 1 irl r I 1 Tl it mav never neer ile 10 11 and nil lie ne new rt 1 I I 1 full ne r work mork right advice on hookup hookups hook up ups for builders of radio seta sets in attempting to tr to out ant new hook ul up tilt ati fun full aftin makes con millions nn lions ruther rather hurriedly hurr hur ledl riedl with any of f mirt 1 that ilia to left over from froin F me pre 14 us exa 4 antal w m rk I 1 r 1 I uen t 1 ni nt ni r t two 0 et it indor ft air in tt til s finelt ili likel I 1 ui ul I 1 this thin wi it lire fore no so poor that the aset the u work iii f thi I 1 ir uit tilt if mil it lilt hidu muth inisi h to do tie it ism ie wilt ise to ut tit ni milliner number of p ece f wire ire nry ln in length and arid solder ill ills s on the end enda ihen ilien when you want to tip ninke make up a tie new circuit it Is s eav oram to clip the tile wires mires on where they belong be nf with lilt he the insurance that til all s are debt light |