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  2. Wireless CHARGINC FROM A.C. MAINS.

    There are four principal methods [?] charging accumulators from A.C. mains First, by means of a stop-down transformer and a vibrator rectifier; second, ...

    Article : 381 words
  3. motoring Hint LIGHTING-UP TIMES.

    {No abstract available}

    Detailed lists, results, guides : 28 words
  4. Bridge

    {No abstract available} [ILLUSTRATED]

    Detailed lists, results, guides : 814 words
  5. AN AERIAL TIP.

    There are several advantages in having the aerial aud lead-in-in one continuous length of wire(says Amateur Wireless.) The aerial is rendered mechanically ... [ILLUSTRATED]

    Article : 186 words
  6. WHEN REPLACING GASKETS.

    If cylinder-head gaskets, are replaced without thoroughly cleaning both the gaskets and the surfaces on which they are fitted, or if they arc not drawn ...

    Article : 128 words
  7. A NEW ACCUMULATOR.

    We nave received from the Tungstone Accumulator Company, Limited, of London, a booklet dealing with the Tungstone accumulator; recently introduced, and an ...

    Article : 242 words
  8. MOUNTING PLUG-IN COILS.

    All honeycomb coils for use in a 2-coil or 3-coil holder should he wound and mounted the same way, so that any desired combination of coils may be used ...

    Article : 451 words
  9. EARTH CONNECTIONS.

    One's attention is often drawn to the external aerial connections, but rarely to those of the earth system. Parasitic noises in the telephones or a falling off in ...

    Article : 147 words
  10. CORRECT SOLDERING.

    All sorts of minor jobs m connection., with the upkeep of a motor car call for u knowledge of soldering if time and money are to be saved. The most ...

    Article : 783 words
  11. SHORTHAND COMPETITION BY RADIO. LISTENERS' CHANCE TO WIN A TYPEWRITER.

    A splendid opportunity for Adelaide listeners in to win a portable typewriter is to be afforded by Nation 5 Don N, under an arrangement with ...

    Article : 201 words
  12. WHEN TUNING IN.

    When a radio receiving Bet in a state of oscillation is being tuned to a broadcast station, the results are:—1. It causes whsBtles in radio receivin ...

    Article : 92 words
  13. LOUD SPEAKER ADJUSTMENT.

    Be very careful how you adjust your loud-speaker, especially if your set is one that gives a big volume of sound. We are sometimes told that the ...

    Article : 167 words
  14. CONDENSER CARE.

    When once the variable condensers have been installed in a set they-should wot be forgotten. It is tine that some of the better makes are so constricted ...

    Article : 303 words
  15. LAPDOG LETS GO £12,000 JEWELS.

    A light-footed thief made off with a million and a half francs' worth of jewels from an hotel in the Avenue des Champa Elysees, Paris, one morning in December, ...

    Article : 180 words
  16. EARTHING THE AERIAL.

    Even the most simple home-made crystal receiver should be provided with some practical and reliable, means: of joining the aerial lead-in to the earth lead when ...

    Article : 388 words
  17. TRANSFORMER RATIOS.

    In order to produce the greatest change of patential upon the grid of the valve to which the secondary winding of a transformer is connected, there should he ...

    Article : 152 words
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