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. Robt. Scofield Wood. M. Gy Ofolx de Guerre with formerly Commander 167th 1 Alr Forces.) FOR AMATEURS. terested in radio and @ set that is as good follow'a, here is an an- ‘that will be of interest to ‘G, Buchigqnap!, who is man- the New York Radio sed to open at the Tist Armory on May 22, stated the features of the show aS a He i rit ue: 256 f ; fi aggregating ‘arded to entries georing the most E An amateur for the purpose of this juction or nale of yr commercial pur- Entries wilt be judged on the point ay ‘The entry receiving the groat- est mumber of points will be awarded the first prize, next highest second prize, and go on: of reception $ putnts 19 points $100 in gold 8 in = igen el -85 each in gold to the above prizes a Prise of $50 in gold Pill” be igwarded the entry receiving grea. ‘est number of votes from those in at- tendance at the show. A DRY CELL VACUUM TUBE. Undoubtedly the greatest drawback to the continued use of the vacuum - gix-volt storage battery and the con- handling of thie unwieldy object ital to recharging, to say nothing of the cost of this gperation. ‘The tubes general use to-day draw from 3 to 5 watts, making the use of dry cell tteries Almost prohibitive because of Sau short service period. There is, of course, the alternative of stepping down ba house Heh! current by means of trasformer, which is just about as the storage battery and presents some problems that may prove in es with the to my high prices to be incidental of pr nalts get to work and new tube, This tube will ity gf the expensive gnd rectifying trana- Wotecent economic fi icga with the ordinary ordinary tube wet fe ry cell bat 528: mn age el attempted with new tube which makes the we ie + hig tubd is similar mhape to the radiotron UV203, but is considerably smalior than most tubes, and is filled with a “fool-proot” base. base ts designed to prevent it be- Ing accidentally placed in a socket sup- plied by @ 6-volt current and thereby having ite filament burned out. An- other feature of the design of the base to prevent the accidental connecting of tho plate potentials to the filament termi: ‘The filament requires but 1.1 volts to operate and uses 0.2 ampere continu- ously. This represents a power con- sumption of less than one-quarter watt as compard to‘the 3 to 6 watts in the ordinary Vv. this reason it Is battery. @ plate that gives except! sults with a single 22%-volt tery. A plate potential of 30 volts is = that ts necessary where utmost t 22 volts is needed. The {p seldom. ti so that the plate voltage tube fs hi Operating this new tube with a No. 6 dry cell bat for one hour a day the battery can be used for three months, a total of about 100 hours. Two No. 4 dry cells in parallel under the same conditions will give service fer, about forty hours, and one No. 4 dry ceil battery will serve for about fifteen houfa, This will give you a good idea of how long a battery will last in service with the new tube. The foregoing gives ar idea of the possibilities of the adaptability of this tube for a portable receiving: set. There is already evidence that thousands of radio sets are to be taken to camp dur- ing the coming summer in spitc the limitations imposed by a beavy volt storage battery. The “dry cell’ tube now makes it possible and prac+ tieal for a camping party to carry & receiving set of small dimensions and weight, and ot sufficient range to In touch with the outside world thro the present rediopho: broadcasting which hes me general. home a dry cell is Preference to a storage battery, not only from the standpoint of economy but because the dry cell may be conveniently in any place and in ad~ dition does away with the objectionable fumes which are fore diffusing from the acid of « storage battery. It is logical to ask how this great @ecrease in filament power consump- tion has been accomplished. The de- sign of evety essential elenient in th tube contributes to this end. ‘The fl ment is of platinum about one-elgh’ as thick as the finest tissue paper, and | oxides with the result that a spsclal form of Wehnelt cathode formed. This filament is welded to a sup- ports for easy assemblage and is kept in position by the aia of a specially constructed ‘and very flexible spring. ‘The spring enables the filament to move freely In case of severe jar, but other- wise to be held firmly in place, This forms an exceedingly rugged structure for so delicate a atrip. The grid and ssembiy is itred about the asi con| mM ‘aiaatio welding machine and this tion has been refined to a very degree {fo make ponsible ch products as Gre represented in this tube. The final operation In obtaining THE EVENING WORLD RADIO CLUB Application For Membership Name Be a re PRINTED—SURNAMB FIRST. acege 99 *WMEe 00 oe 0S 0s oe soe’ spmgeientls some STRERT, TOWN, STATE. ‘ Be. ae H «Location . am... this tube ts performed by the exhauat system. Hete speciaf apparatos and special schedules have been developed to maké possible a tube of high quality and uniformity, In operation, the low voltage and power requiroments of this tube make certain precautions tecessary to the uninitiated user, The filament oper- ates at a low red heat instead of at the brilliant point to which users. of the tungsten ent tubes gre / accus- tomed. If a 6-volt battery were used to supply the power to the filament of this new tube, using only the usual 6- ohn rheostat in series, the tife of the filament would be very sitort, ‘The re- istance of the rheosiat would not be Melent to cut the current down to the proper value, At a bright yellow heai thin filament will deteriorate rapidly even though the inexperienced eye may consider it to be operating at a con- @ervative temperature. It 14 moces- sary, therefore, until the operator ts well acquainted with the tube, that he take special precaution to snaintain the flament current at the lowest value consistent with good signal The filament gives no wa ‘ever when it i# being abused by too much current; there {s no noise in tho phones or the brigitening of the light the operating current is excossty ‘The responsibility les with the oper tor In making the proper rheostat a Most novel orchestra on any vessel ply- ing the seven seas of the world ts that aboard the steamship Lone Star Stato of the United States Line, which ru between New York and Puropean ports, ‘This orchestra tx composed of twent two Filipino. youths, all of them vete ans of the United during the World of the Fillpino Orch cy ranging from native pleces. to grand opera selections, The instruments uscd by the men are entirely of the string variety, and the effecta they obtain in playing Hawaiian pleces are strangely appealing. The Filipino Orchestra was brougiit into being through the efforts of Capt. Frank T. Burkhert, Commander of the Lone Star State. “Several of the boys had served under Capt. Burkhart during his ice as an officer in the United Capt. Burkhart, upon ta ing command of the Lone St te, di termined that his passengers should be provided with the best music obtainable, and so began the work of assembling the orchestra. ‘The boys are all fitted out in white uniforms and red hes and have be- ‘come known as “Burkhart's Trouba- dours.”” They ate a keen lot of musi- clans to say the least, and many of the selections which they play they learned from Hastening to phonographic records. Not only do the passengers aboard the Lone Star State get the benefit of thir wonderful orchestra, but through the j | Wireless the concerts are broadcact in out the user ne tubes will find that fe has a new device which will not only make good radio operation more economical but will enable him to enjoy it with much leas attention to accessories and in places where he had not thought it possible to carry a set. QUESTIONS AND ANSWERS Arthur Dolan, Richmond Hill, N. ¥. “Will the following, when used In con- Junction with a 100-foot single wire @oerial 36 feet high, give the same or etter results than those obtainable with the various crystal sets retailing ‘from $26 to $35 variocoupler, lable condenser, fixed condenser, crysta) de- ‘tector, 2,000 ohm phone? If these are preferable to the sets mentioned above, | I would greatly appreciate your advis- ing me as to how these parts should be hooked up." Answer — The set you mention will give better results than ‘the made up sets and will ‘cost con- siderably less. The hook-up you want will appear in » day or ao. — W J Z (Newark) 360 Metres Features for the day: yer le ry houf from 11 A, M. to 6 *Abrloultara reports at 12 M, and 6 Aflington official time at 11.56 to 12 M. and 9.55 P. M. to 10 P, M. Shipping news at 2.05 P. M. ‘Weather reports at 11 A. M., 12 M., 6 P.M. and 10.0! 8. Lone Star State. The largest and probably the 11th Edition of the Famous WIRELESS: COURSE TA'30 Lewene Ss. Gerebach H.W. Secor Revised to meat the many tipor- fant changes which have ooe modert of practical wor ‘The \beginner nnd general ‘studont of radio will find (his course of great value in obtain ng the nocem sary fundamentals of this aclence, y Bound Yor most book stores, mupply! sisted, er onder > re bissie Experimenter Publishing Co, © £33 Fulton Gtreet = New York City 1 Radio $1 Tae will have lets’ at ths Radio receiving Of charts, dingras fresh yeast increases the action of the intestines UNDREDS of men and women have already found free- dom from laxatives by eating Fleischmann's fresh yeast. Doctors are now agreed that proper elimination of waste matter Should be brought about by food. One doctor comes right out and states plainly that the indiscriminate use of cathartics is one of the causes of constipation. Physicians all over the country are Tecommending Fleisch. mann's fresh yeast because it is a fresh food, rich in those ele ments which keep the intestines healthy. ‘Try it out for yourself, Begin today by adding 2 or 3 cakes of Fleischmann’s Yeast to your everyday diet. Keep it up and see how normally and regularly your intestines act. You can get Tleischmann’s Yeast fresh daily from your grocer. mE to fait nd that pass in the night. 00 iting an intermission of rt. “given by_the Filipinos, a letter, "The Trond of Business Conditions,” will be read by Richard D. ‘Wyckoff, editor of the Magazine of Wali Street. 9.00 P, M.—Recital by Mies Bernadine Gratton, American coloratura soprano, from McPherson, Kan., who studied un- der the eminent local teacher and com- poser, Maestro Buzzi-Peccla. Her pto- gramine will consist of English, Italian, French, Spantsh, German and Norwe- sian songs. ‘Renee's song ‘trom Ballo in Maschera,” in Italian, Verd|; i tia” from “Rigoletto,” Verdi, in Ital- jan. KD ; #) eta etres 3.80 P. M., and at fifteen-minute inter- vals thereafter—-Baseball scores, M.—Baseball scores. New Brahmen, the Tiger and bedtime story for the 7.46—Government market reports and &@ report of the New York Stock Ex- change, 8,00—Baseball scores. Address by J. Rogers Flannery, President of the American Vanadium Corporation. “The Worth of a Bo: by Dr. George J. Fisher, Deputy Chief Scout Executive, Boy Scouts of America. ‘Commercial Engineering,” by Dr. Thomas Stockhain =e nee — _THE EVENING WORLD, FRIDAY, APRIL 28, 8.20 P., M~Musle, 9.55 to 10,00—Arlingtoh time signals, Musical programme by Anna Lola well, reader: Henry Reinert, plants Lilian A. Wood, sopriho; M, L. Gard- ner, accompanist; Miss Martha Rankin, first violln; James Reed Potter, seo violin; Miss Mary Gordon, accompan| Our, Patterne make the bul radio set as simple as directions and complete struction! ine every ase taimple. that any one can understand, You ave, money by “bgiding ” your own,’* Pattern No, 1 Complete Short Wave Regenerative Set Consisting of 5 pages direction — pam pile two blue-prints (11 inches). plete in ‘heavy 9x12 en- velope, por set prepaid... Pattern No, 2 Cinateting ots 4 pages explanatory peta Bs and two full ue-prints per bot prepaid. More Than 25,000 Seld in One Month Order Direct by Mail Or For Sale at All Radio Stores Consalidated Radio Call Book Co., Dept. 1, 98 Park Place, New York City i Imported Direct From'France for’ Radio Enthusiasts 200 Headsets (2,000 Ohms) For Use With Radio Receiving Sets At a Very $9. Low Price 94 This is the first time we have been able to offer imported phones at such a low price. Admirable. mechanical construction and splendid appearance. A ge Freat RH. Seine & Go 1922, AMUSEMENTS. WINTER GARDEN 2° a 8 EDIE CANTOR ed : Ey nev el aha Be Raitttey GoLBFisH ama 7s ce Ye ot roe CRCTL LEAN ot CLO The BLUSHING ry . The ROSE of “STAMBOUL. EVGS, (EXCEPT SAT.), S00, to $8.80, JOLSON'S 59th ST. AZ A%, 8.30. Next Mt. To-m'w 2,90 > oOPPER'S FINMAKERS Se AMBASSADOR 3°" $0th.or.B'y. Circle 8702/Eva. BLOSSOM ‘TIME ‘The Greatest Masical Hit of = eet ee ,, BOOTH We WV ter ‘NEw’ GU ated inn xsour i BLAYDS vn Or ReGIE CARLISLE aot ST. tan Mountain Man == O'NEILL'S et me Plymouth, W. fae, fre 6h, gf Eves: 8. SHUBERT 7" ‘Thea. is Setg We By. Byadle, FRaNaEs i la vine a HOLMES Comedy MONTMARTRE or wvee WORA BAYES Thee. ©, 4¢ St. mvs. 8.20. ‘Mats, Wed. and Sat, 2.90. BELMONT Stata Tara & Sats 2.0 Freneh). Next. Week: st HME “LE RETOUR" saint THEA,, W, 42d Bt, Bven, 6! Jeaeoh_ Cawthors pe dxillian "Larvaine A MU! YY SENSATIO! 8.95, Mats. Thurs. PLAYHOUSE Sists, wea “nad Bet Np. The Ladder’ zeti ra RENTON,” Moves to ‘Then. Next —— HEA. va. @ GREENWICH Y MAT. TO-MORROW B.0 :| CANDIDA | LAST mS Matineos ‘Thurs. & Bat With. LUCILE BY. BER: RD SHAW. RATIONAL» St. W. of Biwi Bry, 1564. Ore with CHAS, CHERRY " * DOVER ROAD Matinecs Wed. & Sat. 2.90, LONGAG {o) NK-U, BEST SEATS $2.50 at BOTH THEATRES THEATRE, W. 44th 8t. Eve. i LITTLE "Sfatinces' Wea. & Sat: at 2.00 TANDERBILT @: iat GHARLOTIE GREENWOOD © Hit poxbaD asi. oa Mats. WED. THE MUSICAL TRtUn re = MARJOLAINE : | act 7 i< with BURTON HOLMES WAS THRI SF eATORE MOTION Fae PK \TINEE TO-M'W 2. 30. ry A YS METHUSELAN WALA tinee To-morrow. feck. 34 Ports. To-n'gt 8.30,Tom'wMat, ave. NEE FULTON.“ atin Mats. wea. eas Benefit Su “Tothe iaties!' CORT Biway and 40th St. EMPIRE P ira’. "Wed and Gate at 3.20. DORIS KEANE sie in FRAZEE wr Mai Evei Phe Gini! Mar, ae TOMY 2 THE “WGHT Gh T CALL ANEW Py STERY PL. ‘Thea. 7 Av. & 60 St. Last Mat, 'To-mor'w 2.30, Evenings 8.80. “Deltctous New Mu Oy “Helen Ha with Otte pace DEON, West 44th St. Mate. "Wed, and Sat. HENRY MILLER’S 324, LAURETTE TAY one aes erties “he WATIONAL ai “BULLDOG ORUMM id" “A Real Metoframa,” with A. E. Matthews | ELASCO BEL Ashy Weet aitn st. BI hate aos. and 8 LENORE ULRIC* KIKI Weat 40th Bt. Bvenings a Matinees Wed. & Sat. WALLACE EDDINGER—MARY mts * ___™ “CAPTAIN APPLEJACK” GOOD MORNING DEARIE MUSICAL, COMEDY SENSATION sf « Gat. MUSH BOX Sisistceqeee, amc. MUSIG BOK AVUE” ‘Matinees We “Best muste show ever made tn PROCT. LY Ue AYRES |] at ey & Werner in "On the Barrett a Dorothy Dalton in The’ Grimson Chaite “ joe Mme. Nermann © Go., Springtime, Burke & rke, Clifton &@ De Rex, othe. Bur! ‘ite CRIMGON CRALE ENG Maote Bios, al quis, user wes Beats 360 fo BBe. GENTRAL Mell RE wai TARLIG Ne AMUSEMENT: aramount Pictures Re? THOMAS MEIGHAN vamos Rialto pas Rialto Orchestra RivoLt WALLACE. REID in “Across the Continent” Rivoll Concert Orchestra. Tas “Reported Missing | Starring OWEN MOORE at 40th 8 Music Hall, bet. B'wa; P. W: Eves. 8.80. Mats, 500 ST, SHUFFLEALONG? o io! Sia in “SMILIN IW’ THROUGH": wT" TMG (APITOL!s aan ah By wt Bi at, TUTTI | GAIETY a B’ wa: Biway & 46th St. St. ||Tremendous Midnight Perform. |jance Tomorrow (Sat.) Night OFFICIAL OPENING OF MOTION PICTURE POPULARITY CONTEST At which the following Stars will make Personal Appearances Lucy Fox Ann Forrest Billie Dove Johnny Hines Creighton Hale Zeena Keefe Crauford Kent Doris Kenyon Mae Murray Seena Owen Edward Earle Conway Tearle Mary Thurman SUNDAY AFT. APRI *orLa PRIC ts an “The Man ofa. Thousand f. py Monte Blue Miriam Battista Constance Binney Rubye De Remer Corinne Griffith Madge Evans William Standing AND BIG MUSICAL COMEDY PROGRAM BY NEW YORK’S MOST POPULAR STARS THE FIRST TIME AT POPUIAR PRICES ee ee BEGINNING SUNDAY TO-DAY aT ALL TICKET illy Watson . calitter BEGINNING NEXT Mow) Fen oneal Ato PAX x MATINER, and MeCULLOUGH lin wt 1922” SEATS IN BALI Presents ——1eEw's—— Sine Bway and 45th 8 Con.114.M. to 12 P, Aft. 300-—Night Sevars 4 ABoarthr otha BROOKLYN. AW) PALMABGE. ‘Smilin’ Through’ Chan. Chaplin “Pay Day” j PRISCILLA BE DEAN noes SCuepm Ties (DSON RIV -NIGHT LINES Baily patllngs froin ker i Ni iy Kook tay s2d* Bt, 6.30 P Due Albany lock foliowta, mort ‘Direct Nail connections to ail ints ‘North, Bast and West, | ie eitbuctit' snioe® ‘Bhipmenits Tecetved for lor Albany, ‘and gence ie Delaware @ Hudsos i dy 1 Uiyieit cos ‘COMPANY Middleton 8. Borland, Receiver, Becures immediate ponses- sion. Diamonds #26 to $5,000 as to Fou Men’s Clothing on Cradit Via * CinetngthoontorFerians|| stuowe stay West Bh. Rockland, Bangor, Y armouth.N.8. Steamers leave Pler 4 ‘i RB. (ft. ‘Murray St. Yor! tog. Sunda: Harelay RG NJ BOAT" “= CLEAVES BATTERY $1 Weekly | Buy: $50 Di oad Pai: | $2 $2 Weekly Baye $100 spe nd Rin SIGHT SEEING YACHT Diagn at BATTURY PARK PIB! Seaton Opens Apri) ceth, 2.80 PM Trip