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Aviation History
1933
1933 - 0772.PDF
FLIGHT ADVERTISEMENTS. OCTOBER 12, 1933 Radio Telephone and Telegraph Equipment Type ATM. Power in aerial, 20 watts. Transmitting wavelength, 500 to 1,200 metres. Receiving wavelength, 500 to 1.200 and 40 to 80 metres. Total weight, 78 lbs. Trans mitting range, air to ground, 120 to 250 miles. A general purposes equipment for all types of commercial or military aircraft. Standard Radio FOR ALL TYPES OF AIRCRAFT Standard Telephones and Cables Limited manufacture suitable Radio Equipment for every type of aircraft, also complete transmitting and receiving installations for large or small airports. Two typical aircraft equipments are illustrated. For full particulars, apply Standard Telephones and Cables Limited AERODROME ROAD, LONDON, N.W.9. Telephone : COLINDALE 6533. Radio Telephone and Telegraph Equipment TypeATR.6. Power in aerial, 80 watts. Transmitting and receiving wavelength, 500 to 1,100 and 40 to 80 metres. Total weight, 100 lbs. Transmitting range (long wave) 200 to 400 miles. A high power combined long and short wave equipment for large air liners. The short wave feature is of special value when flying in tropical regions. Using the short wavelength a transmitting range exceeding 1,000 miles can often be obtained. YOU WILL FIND OUR AEROPLANE COMPONENTS ARE FITTED TO NEARLY ALL THE FIRST-CLASS MACHINES. MAY WE SUPPLY YOU ? RUBERY. OWEN & G. DARLASTON, SOUTH STAFFS. PHONE: DARLASTON 130. Strength without Weight. That is the most important feature of our MAGNESIUM ALLOYS —they have the strength demanded for numerous automobile and aircraft purposes, yet they are 40% lighter than aluminium alloys. We can supply these M AGN ESIU M ALLOYS in the form of Forgings and Castings with the following tensile figures:— Forgings: 20-22 tons per square inch. Castings: 10-12 tons per square inch. PLEASE WRITE US FOR FURTHER PARTICULARS. KIEL Point Pleasant, Wandsworth, LONDON, S.W.18. Telegrams : " Ognesiuma, Put, London." Telephone: Putney 4807. Kindly mention "Flight" when corresponding with advertisers. XVI
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