1924-10-25 — Page 10

RADIO NOTES AND NEWS.

HONGKONG TELEGRAPH,

Simple Two-Tube Set that Gets Distanée.

Alleged long distance records unit only. Then, instead of a 20- of reception with only one tube,johu rheostat for the deinstor, a ruch Flewelling's from Chi-6-ohm rheostat should be sub- cago to Foldbu, England, may be stitutod.

only radio freake, but there are two-tubo eircuits that actually

prove consistent long distance

Hoitors,

Buch a circuit is the oŋd to be described to-day. It is the circult

MARS TEST.

lucident to Science.

The world's mysteries gradual-

used by a fan in Havana, Cuba,ly are being eliminated from the who has been listening is on possibilities of radio. tho high-powered broadcasting tations in America with ease, despite the heavy static prevail ing most of the year in that

And after all have been triad and tosted, this new science will have finally grown out of its swaddling clothes and taken its pluco with the uthor stald

It is simply designed and cusy sciences of the earth. to construct. Two honeycomb The recent Mars episode is coila make the antenna induct-marely an indication of the The first the is used as initiation stage in which tho

Anco.

# stage of radio frequency science of wireless communi- smplification, and the second is cation-must still be classed. Its the detector provided with alimitatione have not yet been leed-back arrangement to the au- mapped out. It is ging given

the widest possible range o

toons.

BATTERY

8 BATTERY

HOOK-ET DIAGRAM OF SMALL DISTANCE "GETTER,"

The aerial should be about 65 study, so nothing outside the feet long and about 35 feet high knowledge of science may be

with the overlooked. peruption

for best

SATURDAY, OCTOBER 25, 1924 (FEATURE SECTION).

YOUNG ANNOUNCER.

Olivia Erbslein is only 10, yet she is on the air almost every night, telling bed-time stories through the microphone at WTAS, Elgin, I. The station is owned by her father, Charles E Erbstein, famous Chicago lawyer, and It is named "Villa Olivia," after the girl. Olivia also acts as announcer at times.

amatour

With the Mars question practi-against the limitations of the' leally settled radio must show its Government

Ruinst possibilities in other scientific transmission. directions. In somo poros The specific limitation to which minds there in the obsession that they object is the ruling that this science has much to do with amateur

messagor shall be

the peculiar weather we have transmitted only to stations in had this your.

the British Isles that are actually

is

Wm. POWELL, Ltd.

Gentlemen's Outfitters and Shoe Specialists.

HONGKONG & HOTEL

IN

BUILDINGS.

THE WEST END OF LONDON

"BECTIVE

"

SHOES are worn by the man who insists on the best in footwear. But whether for home or abroad, the same high quality of material and first-rate workmanship is bullt into every pair, so that, the wearers of "BECTIVE" shoes are assured of a uniform excellence in this well established brand.

Sole Agents for Hongkong

WB. POWELL Ltd.

"

Style S 3854.

to

A Smart Box Calf Oxford Sioe

walted solos) and with Dexible noatly punched capfiné-sizes.

Prico............ $18.50

D

trans

It's absurd. say others. Yet to taking part in the experiments by tho amateur tho real scientist, nothing un-conducted proved is absurd. And so the transmitting.

The result

Buch strict weather changes and thoir rela tion to radio may be the subject enforcement has been placed! of sincero study,

on this provision, that amateurs

themselvon unable The bowels of the earth furnishfind another mystery for us to unraveltry long distance transmission

them. Trans-Atlantic Radio is being commandeurod to on the low wavelengths accorded do its part towarca fathoming it.

Some progress has already been mission is practically out of the of and exchange Instruquestion, made in this direction. honeyes b coils provided. How This is why the effort to listen ments have been designed, and messages even with French and over, a total length of 100 feel¦ to Mars should not has looked upon are already in use, that actually other European operators is for antenna and head in is the jus un absurdity. It was a serious discover minerals and other sub- outside of their bounds. essential to remember,

attempt in give two sciences-stances underground. Their range Feeling has begun to run so' racio and astronomy a good eltáneo to show their potential far, but development of the high that there is serious talk of a désigns may increase their pas concerted campaign which may ties. That it failed merely addesibilities until regions heretofore bring about revocation of the ob another link to the chain that tousbed by aan may be rejectionable ruling. bends cach of them.

vealed. Scientists do inch "foolish " Two tube sockets

things almost every day. Ordin C2, one 9 to 13 ato vernierarily they are tried in secrot, int

The parts for this set are: 11, one 35-turn hopeyesub coil;

1.2, one 75-4ur homeycomb el

C1, one 0005 serable condenser

RI and 12. 133

rheostats.

variable condensor.

ohm

T. Lne radio frequency trans former.

C3, one .0022 hd, by-pass con- denner.

CA, one grid leak, varying from 114 to 3 mogebras, and condenser, 00025 mfd.

Bus wiro for connections.

This isn't absurd. It is highly possible.

Radio may help solve its own the laboratory, where only those mysteries, Lan, and thore are who understand may learn of many of those. What it is, how them. The Mars experiment had it operates, its possibilities and to be undertaken more publicly promises, are still to be revealed because of its prodigious pro-to portions.

Wo shall know most of those That it seemed to have failed users only after scientists have [ostablished their cartainty. It is! merely

SUCCESS OR FAILURE..

Hettien

SIGNALS COME AND GO.

Transmitter and Five Receivers on Same Aerial.

Washington:

Five receiving sets and a transmittor have been worked successfully at the same time on board the same ship!

ono my-i a better way, for ridiculo is no! tests conducted out & U. S

The tubes for this act are both stery su far an radio is concerned.help to a now science. of the UV201-A, or the C301-A Yet to many experimentera, Lypa. For those the B battery the Mars test wasn't a failure, has a voltage of 45 volte.

but an additional proof to cs- But if a 200-tube is used forjtablish their belief that no human the detector, proper connections habitation exists on Mars. As would have to ho made to tap the tronomically, to thure men, the voltage off at 22 volts for this radio test was a success.

IGARETTES

EKBEN & MYERS PESATEO CO.,

-

BRITISH AMATEURS. Protest Against Restrictions. Amateurs of Great Britain ares beginning an organized protest

Chesterfield is an exceptionally fine cigarette made to please even the most critical smoker.

'The finest of Turkish and Ameri. can tobacco are skilfully blended to produce a perfectly balanced Ligarette of highest quality.and tort pleasing taste.

Chesterfield

-millions!

They Satisfy -

This remarkable achievement was accomplished recently in

battleship

coast of off the Virginia. At this time com munication was established with Jations in San Francisco and San Diego, Calif, with the ship's! transmitter and five receiving sets working at the same time.

Different wavelengths were used in transmission and in each; from of reception, although the nerial did duly for both sending! and receiving.

The instrument that made this] achievement .possible was specially constructed electron tube transmitter of 10-kilowatt power, which emits a pure wave, and a recent invention that makes multiple reception pos- sible on the same antenna.

BANKERS MAY HELP RADIO.

Financier Sees Utility in Fulure.

New York: European and American Kinenciers are being at- tarted by radio.

More than a dozen bankers from this country and across the Re were expected to attend the first Radio World's Fair held in

variety of styles every conceivable

Black and Brown Calf and Glace Kid Boots in a and filtings for occasion.

Prico front.....

$18.50

.PEDDER STREET. Sole Agents for BECTIVE"

BRITISH MADE FOOTWEAR · FOR MEN..

Style $4432.

A superior Glace Kid Oxford Shoe, leather lined quarters, and light flexible solos, wolted, on the baud-sown principle, in 12-sizes.

Styln

$ 50B3.

Price

$18.50

Similar Shoo in Willow Calf, smart too.

Price$18.50

$3857 A. Similar Shoe in Willow Calf..

full toe, stouter sole.

Prico

$21.50

Full Brogue Shoe in the finest quality Brown Willow Calf, uppers well out giving good fit at ankle, in -Bizoo.

$22.50

Style

Price

95004 Similar Etoo with narrow toe

and lighter sole.

Price

...$21.50

53850 Similar Shoo with crepe rubber

Bole,

Price$21.50

TENNIS SHOES CRICKET BOOTS

SHOOTING

BOOTS

GOLF SHOES.

We shall be pleased to show you our range of footwear or send on approval,

GECOPHONE

New York September 22 to 28, TWO VALVE AMPLIFIER.

and from this visiíbegin establish- ing the new science on a poŕman- ent Loriness basis.

According to one of these! bankers, in this city, rádio will arn be considered one of the most important public sirvico militles of all countries.

I fully expect to see overal of our Livgest railroad, steamship. el cirie, coal and oil magaates ake an active interest in t development of rain in all its braneker during the coming year, he says.

I am firmly convinced that| radio will. In the very near future.j furnih cheaper licht, heat and power us well as to the means of traue-oceanle counmuniention at a cost aren lower than our prosent rate f postage."

Radio investors and manufac-) turore, who are now handicapped in their work 'due to lack of cap-tal,

xpect donalderable financial help following the world's fair.

THE SINGLE & TWO VALVE

AMPLIFIERS

CAN BE USED WITH GECOPHONE.

CRYSTAL OR VALVE RECEIVING SETS.

BC 2620, LOUD SPEAKER

$48.

THE GENERAL ELECTRIC CO.,

OF CHINA

QUEEN'S BULIDINOS.

HONGKONG.

Page 10Page 11