Casper Daily Tribune Newspaper, November 9, 1924, Page 20

PAGE EIGHT ___ Tune In on These Good Programs FOR CONCERTS. S7/// ‘ \ WGY, WHO 7 CBD, WHB, HK, WJAX Was x F fi WCCO; $ KPO, \\ \\ GN WIAX, WMAQ; 6:45 VTAY ) KSD, BAY, WCAE WEBH, WEBI, WEBJ, WKAQ,| VQJ; 715, WEBI; 7:30, SKAC > EI, WHAS, WIP, SA KHJ, WCAE Thousands of Aerials Give Thrill to Fliers By ALVIN RICHARD PLOUGH. | Lieutenant Watson brought his airplane safely back to Grissard) Flyiug » i, Several interested spectators made their way to wher. the ship had stopped. Our safety assured, they began as if in chorus to ask the same question: “What sensations did you have?” HAS 8:00. WHM AQ, WMH KFKB. KSD. To Hugh Watson, the question meant just another flight over Cin-| BH ; woo. cinnati. For me, it evidently brought forth a different reply from what 7 KE 10:00,| Was expected, when I told them my greatest thrill came with the sight | below me of the thousands of aer!#ls upon the roofs of houses. Perhaps I should have said some ‘t— thing about the feeling of the/ control dials. An airplane requires ground leaving us as we soared| technical knowledge to operate and above the field; the thrill of turn-{ the element of risk is ever present, ing over as the airplane banked on | despite the expert handling of the s turn for In-| aviator. customary When the airplane is developed eferred to the never |to the point where it will be pos-| of the aerial-| sible to bring it to earth in a fifty-| foot space, it will be more gener- topped. home ow. . Riding in that airplane made mejally used. Helicopter designers ; realize that radio was taking an{are now striving for this.” r important place in the home-life of} As we hit a few bumps in the \ the country. Nearly every house |road on our way home, they made kK had ts aerial wires stretching fron, |me think of the bumps felt in the corner to corner of the roof or to the garage. Tall buildings, small bungalows, apartment houses and cottages had aerial wires of some sort. Thousands of miles of wire covered the roofs, ready to do their share in the reception of the broad- cast music and voices from sta- tions everywhere. Volees and music went whizzing airplane as we crossed some strong winds. ‘Super’ Gives Results On an Airplane In recent tests by Signal Corps and Air Service experts between the airplane and the ground a dis- tance of ninety miles has been raversed by messages from the air, KOB, WEBH. WMAQ; 9:30, 8:30 WBAP; 10:00, KH) through the air and possibly Ww 4 eh 5 aeaae through us, at thesrate of 186,000] © Leal piveraereronyae receiver, KYSG; 1145, WDAF; 12:00, KFBG. miles per second while we sailed on oP hat? ati ie pee en- KGW. : “| along at a Ittle over a mile a@ E % “Pe on Anterference roo i SEXT S . | minute. ‘Each broadcast voice or|ffom a twelve-cylinder Liberty COTRALL, NEXT SATURDAY. | "ong on its own wave band, radi-|¢sine, reception by the plane operator has ween accompiished over a distance of 150 miles from low-power transmitters. Broadcast- ing stations all over the country have been received py the plane while in the air. In a special test of these re- ceivers in two fast, single-seater planes travelling at about-150 miles per hour and doing maneuvers and acrobatics, perfect telephone con- yersation was maintained, using only wing-tip antenna. A plane do- ing acrobatics could not employ a ovember 1 WBZ (337). at Columbus. ating in all directions from its transmitting point and we going in one straight course in the same air. Each landed—the broadcast music to the homes by means of the aerials and the airplane to its hangar. On onr_return to the city, I asked Charles Kilgour, head of the En- gineering department of a large radio corporation, what he thought of the rapidity of the development of the airplane. “The airplane and the radio have a-Brown, St. Paul, GN (370), KOB, Dame Chicago, WMAQ (448). ale woy (380), SAIN IKK = SHORTY = AN CEN WT ANN YY ijn NS) i Several powerful stations will probably be operating soon, so that all small sets of the country will be well within their range. The first will be in New York City. | vic factor in long distance testa, I ‘'Super-Power Will Reach All Parts of Country Huge Station to Be Built in New York zt. “sity.07%3 Taam, Will Enable Distant Listeners to could be heard above many other nearby stations. With the trans- Hear with Small Receivers By PAUL McGINNIS. mitter located well outside the city, this condition would not pre- vail, and it might be quite simple to tune out the powerful signals. Somewbere near New York a gigantic broadcasting station will soon pan be sending into the air a bun dred times on mucn energy as that aa Ja f eee Use sent by tne most powerful broadcasters. ‘his super-power statron, in the opinion or Herbert Hoover and others, will be heard far inland dur- 2 FOa casting ing the day and will make radio enjoyable to owners of small sets even| J&Pan {s encouraging the devel: in the Summer. opment of radio broadcasting, ac- Many in New York are discouraged at the prospect, because they | cording to a report to the Depart- remember when WEAF started to use somewhat less than ten times its} ment of Commerce. Licenses to usual power. At that time a majority of the receivers in use were un- r able to tune out the station. One tube in a small set*gave too much |°Perate transmitting or recelving volume for the phones to be comfortable in New York, but up in equipment may be obtained from Boston all fans hailed the arrival of a new “local” station. the Minister of Communications. With the new super-power sta. ‘Two ‘classes of transmitters are tron Hoover hopes to provide listen- cra in rural districts with the same permite ae AP tee paving, high type of entertainment which ion, ‘ikiat wetmeenss co. and a is now afforded city dwellers. He pra velen, en and 385 believes that the ether is some- meters; another class of stations thing to be used by all the people of less power having a range of and he is thinking of those who are about iventy-five miles, working unable to get a ¢aste of city life in on waves between 215 and 235 any other way. meters. b u trailing antenna as it would in TODAY'S PROG Ss Sucshranps 3 had about the same length of time (Bastern ed concert | (Central, | nered can church , (Paciife, appreciation Metropolitan due to the space required for, the airplanes of the present standard type to take off and to land. A| radio set with its roof rial re} quires little space and less knowl edge to operate. “It is no longer necessary to be. an expert engineer to operate a operate with a loop instead of ap outside antenna, and not all sets which use a loop get the best Ambassador | radio set, due to the simplicity of 1 concert orchestra; 9-10, instru-| construction and smail number of ah repel gape &. Passa ed . } and vocal recital; 10-11, Six used, and where no special difficul- erage e Low Tones are Lost ties arise because of location o1 <GO, Oakland, Cal., (Pacific, 423), other unusual circumstances, loop The most difficult tones for a/|,. ptio offers a great many ad- m., church servi Little Sy CAC, KFAE,| to develop,”-he said, “yet there aro | *traight and level flymg. ably tune in to New York as easily » WMAG,| more, yes, many more radio sets EF » WTAY.| than alrplanes. This is no doubt LOOP ANTENNA IMPROVE MANY SETS Not all vadto receiving sets can¢can be rotated at will, ‘thereby in- CAN GREATLY cceasing the amount of energy mm the statiun desired and decreasing that from the station not desired. - The benefit of the directional tect can be secured with a soon: a few seconds, whereas it may take hours to secure the same effect with an outside antenna, aC By the use of the loop, many ad- justments are eliminated because set to pick up are the bass tuba and the string basses of the or- chestra, owing to the low frequency of their vibrations. In a large num- ber of sets the listener will fai! absolutely to hear tne bass instru- ments. RADIO ROBERT vantages. First of i a well-known fact that most aerials pick up the most energy from the direction in which the aerial is pointed. This jpeculiar property of an aerial is taken advantage of in a loop which (Pacific, 423), Portland » dinner cor rt orchestra 1 of Churches; 7 | | olburn Glifford } ey Martin; and choir; announcement, lo, John B, Dr. Henry } and chorus. Tex. (C , First nthen Mr Barne t Wortt » Re 1, 476), Wil Dr serv church, | Mrs 9:30-11 1 or | | | CHNC, Toronto, Jan. (Bastern,| 3, studlo musical program; Parent- | 350), 8:30 p. m., quartet. Frank | Teacher association speaker; 4-5:30, lachford, 1st violinist; Clarence| Henry Halstead’s dance orchestr: ston, 2nd violinist; Eafl Meisner, | 5:30-6, Aunt Betty stories; KGO kid nist; Lionel Bilton, cellist; en-| dies’ klub; 8, educational program lall, Red Headed Music maker; | “Inseots and Human Welfare,” Prof. los H. Lesile, baritone; Alfred | w, B, Herns; English lessons, Wilda t r Wilso: chur: merican Cit ONDAY KFI, Los Angeles,’ Cal., (Pacific, | ship,” General Federation of W 426 men’s clubs’ speaker; revie dren’s books, Joseph Hen Josephine Holub, violir trlo; Henry Halstead's KFNF, WHAS, W- 5, WMAQ; of Jack Ari 8-9 p. m,, vocal program; 9-10 instrumental selections, KGO, Oakland, Cal., (Pacific, 42), 1:80 p. m., stock reports and weather as they tune to their local station: new station must be located some distance from the city, perhaps as, could ‘still be in New York, with land wires connecting. This would it the new super-power station is| station would cause. In experi-| Receiving sets must be inspected a success others will be established | ments with high power at WHEAF,|hy the Blectric Technical Jabora- will be linked with each other and| heart of the city, and so much| merce, and a licénse fee of two with smaller stations, making a energy found its way into receiv- yen is required. speeches and programmes. which are of interest to the country at large. si end the present rules governing power 50 that the great station could be es- ther consideration, but so -many V alued b | 4 al were against the idea that it was . ington to iicense the powerful sta- A good pair of headphones are like two good: friends to thet tion for experimentatioh only, If}listener who knows their worth and has experienced the thrill of) will be licensed. romance of radio comes to most fans as they plug in on the “first With the power planned for the| step" with their trusty headpleces and follow the evening across the sets in the distant West will prob- By the “first step” js mean the first amplifier stage. tube is used for the detector and one or two are added to amplify me one amplifier tube that headphones work best. tant stations are somewhat louder, but there is frequently too much tuning in distant stations, so that a nolse to make distant programmes | ole group may enjoy the process. ible. eaerele set |sitting breathless late into the will produce perfect music in ajnight while dials were turned good pair of Ye A feeble will actaate the| which might develop into a voice phones, and for this reason they from “ie Pacific Const. loud speaker when distant stations |faint whispers because when they ‘ are fitted close’ to his ears they you can hear a speaker breathe and you can hear an artist walk upon |son with the work which must be most nothing in’ a broadcasting studio which good phones will not As many as three or four pairs of phones can be uscd at once when to use an outside antenna properly the circuit must be tuned with the | cendensers in couplets which some- times require three additional con- trols. If a loop is used only one contro! is required usually making un ideal set. lone by a loud speaker, The hones have only a small column | of air to set into vibration inside the ear, while a loud speaker must | move enough air to send vibra- tions several feet. It 1s generaDv believed that the far as a hundred miles. The studio lessen the interference which the throughout the country, and they| the radiating antenna was in the/tory of the Department of Com- gigantic chain for broadcasting | : . Mftny ware enzlou to am xyOOG rnones Are tablished permanently without fur- agreed ‘at the conference in Wash- it proves to be acceptable, others| “picking up” statfons which he could never hear without them. The new broadcaster, small, one-tube| country, going from station to station as darkness moves bad cdg One um detected signal. It is with the combination of one detector tub a When three tubes are used, dis- With only the first two|Many such groups can be seen tubes burning, however, a slowly in pursuit of faint sounds produce better tone quality than a| Phones enable a listener to catch are recel With good phones hay little work to do in compari- a carpet at tim There is al- pick up. Peterson; 6:02 p. m., news, financial and final market reports; time story, ‘‘Uncle Bob, WDAF, Kansas City, Mo., (Central Portland, Ore, (Pacific, 492), children’s program; travel Aunt ; 8, Oregonian con- 9:30, popular program, the Star's 35-7, bed- | Radio orchestra; 11:45-1 a. m., Night- hawk frolic, the “Merry Old Chief” and the Plantation players. KGW, {5 p. m cert orchestr | cer it i 411), 9:30-4:30 p. m., the Star's strin, TUESDAY. KHJ, I Angeles, Cal. (Pacific,| trio; 6-5:30, weekly program, ey Silent night for: KFAE, WGR be ) Dp. m., concert of in-| sas City Council of Boy Scouts; 6-7,] WHK, WHO, WMEL wo Woo, i rental and yooal selections. school of the air, plano. tuning-in SG, Los’ Angeles, Calif. (Pacific KYW, Chicago, Til, (Central, 636),| number on the Duo-Art; personal Sather Fricke 6:30 a. m., exercises, phyaleal Airec-| message from Roger W. Babson; 7 ms, assisted. b; tor of Y. M. C. Ad 9:80, late news, | weekly “request story night,” the | vocal artists; 6:80-7:30, “Cousin Jim,” « 21 and commercial market | Tell-Me-a-Story Lady; music, hotel children’s friend in song, music and omments; 11:35, table talk, Anna J,! Buehlebach Trianon ensemble; 8- story (larry James Beardsley), as- ing out interference problems at the recent radio ccnference which met in washington with Herbert Hoover, Until new it tras difficult for iis- teners with tnexpensive sois to separate local brcadcasting sts- tions, but with the Pilter Tuner a larger number of sta‘fons can be permitted to operate at once, regarded sometimes as a trus which is working to secure s sin- gle chain of high-powered stations to serve the entire country. Their chief argument is that the smaller stations interfere with the larger stations, which spend more money a gre HOW CRYSTALS CAN BE MADE nomenon which is having some re markable new application. yeren produce when compressed or crystais (quartz were developed during the war as submarins S pla¢ed under water they respond | tal, to 4he sound vibrations produced by the propelicr of a submarime. Any plece of quartz crystal has certain natural frequencies of vi- bration, iike a tuning fork, except that the irequeacy is very high. Else — Wry -ER- You KNow &tS MIE TRIS - Way NOVELTIES TO BE ON AIR THIS YEAR. According to announcements of various broadcasting agencies, buth hero and abroad, some new stunts will be attempted this Winter in | the form of re-broadcasting of jevents of international interest. Last Winter the British stations en- tertained their listeners in England and the continent of Europe with programmes relayed from the | United States. This experiment met with great cuccess and created a great deal of interest on both id ft the Atlantic. Gi Last year the tests conducted iy, reception of English stations in «| this country were spoiled in a sense by @ limited number of receivers equipped to tune out the interfer ence from stations operating on this side during the tests. This dit- ficulty will be removed on the new tests, partly by the more complete co-operation of the American and Canadian stations, and partly by the advent of th Filter . which makes interference @ negligi How the Filter Tuner Is Solving a Problem Filter Tun: proving tosand futnish better programmes age pate raays rls in work-! ‘Vben as many as three scene ? car be completely separated by a halt bey fh ‘eed iter Tuner, this condition ts al rated: it is now possible for a list- iener to spend less than twenty dollars snd eelect any station he ‘wants. ‘Tae argument which may limit the number: of broadcasters 1s that of better service. If there isa way for the Government to co-0; te with the larger interests ot rhalo © that a single chain of powerful stations will serve the entire coun- try, it may be possible to greatly increase the power of such siations. It would then be a common occur rence to receive Pacific Coast te ¥- tions with but one tube, it is lieved, turning a dial Secretary cf Commerce. his can be done and consequextly There is one group of interésts, TO OSCILLATE Plezoelestricity is an old pheTstant, and that it {a very useful «0 radio standard. ‘The quartz crystal. may be used s a standard in numerous ways. mn one method it forms an auril- lary condenser in a resonance cir- jcult, and when ne current in the Certain rystals undergo a slight expansion r contractton when an electrical voltage is a) to them, and. vice a it voltage pulled. Such and rochelle salt) detectors, since when om th areas tube, acts as an osellinter or generator of a current the fre quency of which is that of mechan- ical vibratton of the piece of crys- tal. As the frequency thus pro- duced is accompanied by nume! ous harmonics, the crystal TY standard giving several radio quencies. It-is thus a supplemen! to the wave meters which have hitherto been used as standards of radio frequency. It appears to be ‘ of greater constancy in the best wave meters. A piece of cuartz crystal one or two inches long hés a natural fre- quency- of the same order as the uencies of currents used ia radio commuuivation. American in- vestigators have found that the frequency of vibration of the piece of quartz is extraordinarily con- HOW THE TRANSFORMER ACTS LIKE. A MICROSCOPE The amplifymg transformer 1! pect {pa menos st ine — the microscope of radio. creases ‘their volume. The scientist looking through a |{Tnsformer that distorts is like a that bli mfcroscope gazes upon a fascinat- r pater yan microscope The amplifying transformer must ing ‘world of cell and germ life |not only increase the volume, but do tiny as to be invisible to the |must also give He Sesstiy ks the 4 sound—] eo an manne exe. Fie aMerneaeRe ere ality, loud and clear tn volume. rans: ransformer is former magaitieg Por amplifies, (aa imPartant factor In good recep: ition. It is through good trans- faiut sounds to clear, distinct vol-| formers that amplifi Bt ume so that a whole roomful of | distortion can Det ae 1 h thi seople om ear them on a loud |out a good transformer, no set. But it is important that the amplifying transformer does not sisted by Eugene Lamb, pianist and accompanist. KGO, Oakland, Calif. (Pacific, 312); 465 St Cha Bodley, pianist; gomery, soprano; linist; Miriam Charles M E. Samuel; 10-1 a, m. chestra. Allan Bacon, pian!st: Henry Halstead’s om mber Hudson Coach is roomy —Has trunk rack on rear. Mima B. Glen Halik; vio- Burton, — pianist; Dennis, baritone; ‘The 2 Renaissance," Tully Cleon Knoles; Bozena Kalas, pianist; Nella Rogers, contralto; travel talk, Ford