1927-10-11 — Page 10

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BIG SALE

LADIES' RAIN COAT

WHITE SHOES

SUMMER HAT

$5 Start

$1.00 € $3,00

ALSO

Remarkable Reductions.

in all Departments.

YEE SANG FAT CO.

Hong Kong's Artistic Photographers

PHOTO TAKEN DAY AND NIGHT

The

YING MING STUDIO

No. 50-52, Queen's Road Central.

DEVELOPING, PRINTING AND ENLARGING,

(Official Photographers of the "China Mail.”)

Messrs. KOMOR & KOMOR'S AUTUMN EXHIBITION

OF

WATER COLOURS

PICTURES

By the foremost Artists of Japan will be open from 9 a.m. to 5 p.m. FOR

10 DAYS ONLY

Prices ranging from 2 Dollars upwards. Come early to have First Choice.

KOMOR & KOMOR Art and Curio Experts.

St. George's Buildings.

"CARNATION" MILK

SAFE FOR BABY

"From Contented Cows"

CHY LOONG.

New Season. Preserved Ginger.

Best quality-Prompt attention to Exporters.

Office:-231, Queen's Road Central, 2nd floor. Tel. Central 2530.. Factory:-500-504, Canton Road, Yaumati. Tel. K. 869.

THE

TELEPHONE HANDBOOK

་་

THE BUSY MAN'S STAND-BY.

ARRANGED IN NUMERICAL ORDER,

$1, ON SALE AT THE PUBLISHERS $1. THE HONGKONG DOLLAR DIRECTORY CO.

5, Wyndham Street...

THE CHINA MAIL,

RADIO TOPICS

WIRING THE RADIO SET.

The radio fan who butids his own set will be surprised at the pro- gress and changes in the standards of making the 'connections within the past few months. Selence has been working on this problem with the result that greater efficiency is possible with less trouble.

-

SHIPPING RADIO.

Discussed In the Philippines.

RADIO WAVE TRAP.

The Federal Radio Commission selected to straighten out the broad- cast tangle in the United States has

Until the Commission can arrive at a solution that will not be too radical, Rear Admiral Bullard, well known to Manila radio fans and who is now chairman of the Com- mission recommende the use of a

A Manila paper of September 22 been the recipient of many and vari- ed complaints. One of the most reports:-

frequent and at the same time the The house of representatives last most difficult problems to litigate evening discussed the proposal to has been the one of interference be make obligatory the installation of tween stations. With hundreds of radio in vessels of Philippine regis- stations all going at the same time, The usual method of using stiff, try, but the measure failed to be the man in New York has little heavy wire with the good-looking acted upon following marked diver chance of hearing a favourite pro- gence of opinion among the mem-gramme from St. Louis or some right angle bends has gone into bers as to the size of ateamships other distant point, the discard. The use of correct which should be obligated to carry wire for this purpose greatly sini-radio apparatus. The bill will be plifies the construction and the re- considered further, this afternoon,

Representative Juan Alcazaren, sults are far more satisfactory.

chairman of the house shipping New usage calls for flexible wire committee, held that only vessels of the standard variety, having a of 200 gross tonnage capacity wave trap to cut out interfering cotton or rubber insulating cover- should be equipped with radio. He atations. It is not a new idea but ing. The best is of five to nine declared that the cost of installing as it serves its purpose well, all strands which is sufficient for and maintaining this on smail ves- radio users should have on hand, sels would prove too high, and even in Manila where occasionally carrying the current in all parts of would constitute a heavy burden a ship or some other station hap- the receiver..

and possible loss, to shipping own pens to create unwanted signals. It is known that the best results ere. Steamship owners in Manila, are always obtained when all bat according to him, have made the tery and low potential wires in the estimate that not less than P12,000 set are bunched together and would be necessary for the instal- cabled. Cabling is the binding oflation of a good radio system in the wires together at one half or any vessel. He, however, believed one inch intervals with waxed cord that the sum should not be over or string. The advantages of this P7,000. method ure many. The wires being light and flexible are capable of casy soldering. Short circuits are eliminated due to the heavy insula tion found on this type of wire. Because of te flaxibility, mechan- Ical Phocks and vibration do not cause, loose or broken connections.

While this wire comes with three different coverings-rubber, cotton and celataito-only the first two are available in the Philippines, and the amateur builder will have to forego the celatsite which is the the deliberations. best. Due to the pecularities of

noisy leaks due to collection of moisture.

The committee, pointed that if only boats of 200 tons be made to carry radio, not more than 87 steamships in the coastwise trade would be affected by the proposal.

Other members of the house, how- that ever, strongly recommended all steamers above 150 tons ton nage capacity be equipped with radio. Out of a total of $68 const- wise steamers in the Philippines, only about 109 ships are of the 150 tons capacity, it was shown during

The bill would also provide that

In

The materials required are few and inexpensive. A piece of card- heard tube about two inches diameter and a few inches long will do for the coil. On this, wind cixty turns of number 22 cotton covered magnet wire, calling this winding A. Over these turns, wind another coil of the same size wire having about afteen turns and call this B. The turns need not be wound on smooth but a better appearing job

will result if the time is taken to

make even windings.

Connect one end of coil B to the antenna and the other end of this coll to the antenna post of the re- celving eet-in other 1erda, in series with the antenna and re- caiver. The two ends of coll A should be connected to a variable condenser mounted any way con- venient

this climate, it is recommended that all vessels of Philippine registry, With the regular programme the wire be dipped in boiling para-lalands and foreign countries, be denser until the Interference dis engaged in trade between the coming in, vary the variable con- fin before using. This prevents furnished with radio capable of appears. It will be found that the transmitting messages over a radius station wanted has not lost any of of not less than 500 nautical miles. Its volume and has, not been dia-

A strong sentiment in favour of torted in any way. the proposal is manifest among the solons, and passage of the bill this afternoon is generally expected.

When available or when ordering the radio fan will do well to speci- fy this wire in colours. There are ut present over nine different colourings, and even more if order cd from a telephone supply house. Each circuit in the receiver should; have a different coloured covering, making it easier to test and locate

AMERICA'S LATEST. trouble. For instance, colour may be used for each of the following America's latest circuit is the circuits, A positive, A negative, B Strobodyne. We do not intend to 180 volts, B 90 volts, B46 volta, C publish it since to detail the ideas 436 volts, radio frequency and audio fiequency circuits. The construc- ter will always have his own ideas along there lines, that will be beat for his own particular set.

place is this. Both signals, the The theory of what has taken

wanted and the unwanted are being, fed from the antenna to the re- caiver, which is tuned to the want- ed station but the inerference still comes in as the set is not selec- tive enough to eliminate it. There- fore, in tuning the A circuit to ex- actly the wavelength of the unwant- ed eignals, an absorption effect

of a Frenchman who is responsible takes place as it is much easier for for it would be beyond the ability the undesirable signals to circalsto of the most eloquent technicall in the circuit tuned to it than in the journalist. Moreover, 1 great receiver circuit which is not, many of the parta are proprietary In using this wave trap with a and more or less accret as regards loop receiver, the loop may be principle and design.

broken at any point and the coll B connected in series at the open place. In this case, reduce the number of turns in B to about five is not disturbed. The loop set also so that the balance of the receiver has the advantage of its directional effects to cut out interference pro- viding that it is coming from a dif- ferent point of the compass than the programme. "Manila Bulletin." LOUD-SPEAKER EXPERIMENT.

Those of our readers who have WATCH YOUR LEGS.

witnessed in a cinema the wheels of a motor car rotating backwards Yes; watch your legs-your brass photographed going forwards will when the vehicle has actually been lege-the legs of your valve, and have seen what amounts to an elec- the sockets of your valve-holders.trical analogy of the Strobodyne Many a fruitless exasperating hour which, in a fashion, diverts, twists, has been spent searching for and reconverts waves in a very cute fault which would have been pre fashion and picks out the carrier vented had this leg-watching pro- desired... cess been carried on before assem- bling a set or inserting the valves.

Even in British valves the con- nections between electrodes, con- stituents, and legs or pins are apt to loosen. If they do, nothing happens of any moment. sockets of valve-holders do not al- The ways make contact with their can nocting points. In the case of anti- microphonic baseboard holders, it is no infrequent occurrence for the terminal point to be entirely dis- sociated from the socket to which it should be conneced, by a flexible strip.

The same applies to the base connections of H. F. transformers, If only one of these is imperfect, s breakdown is bound to register it self, as the Americans have it..

Therefore, watch your legs, your pins, and your sockets.

INFLUENCE OF THE ROOF.

It is a move in a direction which or later. There is a point up to radio design is bound to take sooner

but a time is approaching when the capable of producing fairly strong The radio fan who has only a which selectivity can be obtained, small set using ear phones but is number of transinissions will have signals can conduct a very instruc very elaborate means will have to increased to such an extent that tive an interesting experiment. be employed to secure separation.

THE WISEST PARENT.

The only materials required are a small pleco of sealing-wax and' a paper icecream disk. These dishes are the fairly flat paper cones used in most refreshment parlours to line the silver dishes. If none are available this cone may be made out of fairly stiff wrapping paper, us Ing glue to hold it together. The outside rim of the falshed product

high. Several trials will be requir should be about four inches in dia- meter and should stand two inches

If it is a. "wise father who un- derstands his own child" It is even prescribe for the child when it is a wiser parent who knows what to

alling, and it is the wisest parent of all who immediately turns to ed obtaining just the correct shape. Baby's Own Tablets, under such clrcumstances.

These Tablets are a specific for most of the minor ailments of childhood. By their mild yet im mediately beneficent action on the stomach and bowels they promptly remedy infantile indigestion, con- stipation and colfe, check diarrhea, cool feverishness, allay teething pains, relieve croup and colds, ex- pel worms,

What of your roof? Arc

you aware that the "Lid" of your house can make or mar your reception? Such is a fact. If the roof is made of steel girders, if it is leaded, if the aerial passes near or is secured to a metal chimney or à metal ven-

Guaranteed absolutely pure, good tilating shaft, your signals will and safe for even the youngest or Buffer.

most delicate babe in arms, they

or

the cap from the receiver and li When the cone fe ready, unscrew.

metal vibrating plate, set a pin up- the centre of the diaphram right in a drop sealing wax, head down and point sticking up.

Now carefully place the diaphram back on the headphone and screw the cap down tight, leaving the pin point projecting through the hole in the receiver cap.

Carefully push the point apex of point so that the pin projects about the paper cone down on the pin one quarter inch into the cone. The cone is now standing upright with

The worst type of roof is certain-quickly, bring sound health-restor the rim up and a drop of wax in ly the flat leaded type. This ab ing sleep by removing the causes the bottom will hold it in place. Borbs wireless waves to such an which have kept the little one un-This is not a permanent, arrange extent that loud-speaker reception happy, restless and awake. Your ment but when strong or fairly in sometimes well-nigh an impos chemist sells Baby's Own Tablets, sibility. The only cura is to get or post free, 60 cents per vial, from the aerial as far above it and any The Dr. Williama Medicine Co., 60 far away from it as possible. Klangse Road, Shanghai.

strong signals or music is being re celved, several people within a few feet of this home-made speaker will be able to enjoy the programme,

BRINGING UP FATHER.

TUESDAY, OCTOBER 11, 1927.

DAILY CROSS-WORD PUZZLE.

(This cross-word puzzle has been made by an expert but our readers are warned to look out for occasional phonetic spellings, such as harbor, plow, and altho.)

2

20

25

128

136

!... '',

17

150

55

56

58

59

62

HORIZONTAL

1-Pablad monster 5-Rug

-Location 12-Matusi 15-Decline of life 14-Threw 16-Girl's name 16-Descendant 17-Liquor (pl.) 18-Choose 20-Miatakeo 22-Pish eg 23-Rap

24-Printers' unit (pl.) 27-Eye

29-Danger

33-Brok

38-Title

37-Preciss

38-Ire

40-8pread for drying 42-Implore

43–80p of certain

treas

121

19 110

Lithe internATIONAL SYNDICATE,

| HORIZONTAL (Cont) | VERTICAL (Cont)

48–A beverage'

47-A vegetable

|30-A relative (pl.) i

34-Equal (obsolete)

|56–Netther

57-Secreta 58-Dry

09-Esple 80-Level 81-Littia mounda 63-Afferative |53-Indentation

VERTICAL 1-Mineral depcalta

S-Man's name

-A bird 4-More mature

6-Rulers

-Past 7-Bellof

-Maka keen

9-A game

10-Above

19-Girl's name

|19-Make love

21-Knock

|26-Period of tim

25-Malou

25-Droop

|22-Carpenter's tacl

10-A bine St-Frozen water

SB-Limb

34-Entertains royally

36.comes back 39-Groove 4-Lair 144-Currency

48-Pained

47-Try 48-A moulding 49-Female horse 81-Exist 62-Paradise

{53-Malled

{56-Natural mineral

(The solution of the shove cross-word puzzle will appear in to-morrow's issue along with a new cross-word puzzle.)

YESTERDAY'S SOLUTION.

TUNIC FRISK Q ORD

ES

U

AGO NI

H│O

HOT

HONGKONG HEIGHTS.

For the information of visitors the following list of some of the highest points on the Island and Mainland is published:

Island.

Victoria Peak...

Feet.

1829

Signal Station

1774

Mt. Parker

1784

Mountain Lodge

1725

The Eyrie

1725

Peak Hotel

1805

Taikoo Sanatorium

1000

Mt. Davis

877

Bowen Rd. (filterbeds)

297

KCYCD

ER

Mainland.

Taimoshan.

8124

Kowloon Penk

1971

MEA ESPY RYG

SEND YOUR FRIENDS AT HOME.

THE

NEWS

OF

THE

WEEK

AND WHEN YOU GO HOME KEEP IN TOUCH THROUGH

THE OVERLAND CHINA MAIL

WEEKLY EDITION OF THE "CHINA MAIL."

Published Every Friday at No. 5, Wyndham St. (Telephone Central 22.)

JUST RECEIVED

Flower and Vegetable Seeds.

"opportunity of serving youn) ill be a pleasure and your com- nds will have our best atten«

GRACA & CO.

alers in Garden Seeds, Postage ps, Pictorial Post Carda, etc.

Wyndham Street Box No. 620 Hong Kong.

WELL I'M CLAD TO BE HERE IN ITALY, I SEE BY THE PAPERS. THẤT: THE OPERA IS OPENIN. IN. AMERICA. THANK GOODNESS, MAGGIE CAN'T DRAG ME TO 'HEAR THATİ

SOLE

CHE

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