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  2. Wireless REDUCING MICROPHONE NOISES.

    Wireless receivers which were constructed before the advent of dulliemitter valves are generally provided with rigid valve holders, with, the result that ...

    Article : 177 words
  3. Bridge

    One of the greatest snags at Bridge is the bid[?]ring of a No-Trumoer Iit[?] a s[?] ton of a suit. It is really astonishing low often an otherwise good No-Trumper comes ...

    Article : 767 words
  4. Motoring Hints LUBRICATION CONSIDERATIONS.

    With the increasing speed of car engines comes an increased need for the most careful consideration of the question, of lubrication and lubricants. The conditions ...

    Article : 113 words
  5. Universal Join[?]e[?] Wrench.

    There are many Bolts or nuts on a car on which the regular socket wrench cannot be used with any degree of speed because it has to be removed and replaced ... [ILLUSTRATED]

    Article : 91 words
  6. HOW TO GET HIGHER WAVES.

    If a receiver fails to reach the higher wavelengths in the broadcast band it indicates a lack of capacity in the timing, condensers (says Motor Life). ...

    Article : 91 words
  7. A CENTERING TI[?].

    In wireless work it is often necessary to find the centre of a solid cylinder or an ebonite dise (says Amateur Wireless This can most easily be done by use of ... [ILLUSTRATED]

    Article : 142 words
  8. AN EFFECTIVE GELLULOID CLEARER.

    Can owners find that the great disadvantage attaching to the use of oelluloid in side curtains is that it is inclimed to get d[?]ll very rapidly, ultimately restricting ...

    Article : 147 words
  9. HOW NOT TO CAUSE INTERFERENCE.

    Strictly speaking, reaction should not be used direct on the aerial during broadcast hours and on broadcast wavelengths, but since the amateur is always subject ...

    Article : 273 words
  10. WATGH THE FAN.

    The speed at which cooling fans revolve tends to straighten the vanes so that they do not then function as efficiently as they should. After the car has ...

    Article : 95 words
  11. Spark Plug Adjustments.

    There is a widespread but mistaken idea among motor cyclists and car owners that case of engine starting and excellence in slow running are encouraged by a ...

    Article : 343 words
  12. FOR THE CONSTRUCTOR.

    This is the first "hint" I would give the wireless constructor who desires to meet with success (says a writer in Bestway.)—endeavour to understand the ...

    Article : 505 words
  13. The World's Scrapbook

    A consignment of silver foxes worth £3,000 reached Plymouth recently on the way to Germany from Now York. Of nearly 20,000 bags of mails which ...

    Article : 632 words
  14. REMEMBER THESE.

    Telephone noises are frequently traceable to ill-fitting plugs in H.T. batteries. Keep a few scraps of "silver" paper from chocolate handy, to wrap round the plugs ...

    Article : 169 words
  15. SLIDING CONTACTS.

    Many crystal users employ an inductance with a sliding contact as their man tuner. This type of tuner becomes useless when the wires in the track of the ...

    Article : 68 words
  16. USEFUL TIPS.

    If you are using separate H.T. batteries for each valve, do not throw them away when their voltage drops below useful limits. Connect them up in series with ...

    Article : 152 words
  17. POSITIONS OF COILS.

    Coils should not be placed in a receiver so that any metallic components such as condenser vanes, filament resistances; or low-frequently transformers are included ...

    Article : 46 words
  18. WHERE VALVES WORK BEST.

    When a multivalve set is being used with general purpose valves each valve should be tried in various positions to determine where it works best. For ...

    Article : 51 words
  19. AMATEURS AND SHORT WAVES.

    The wireless amateur and experimenten is largely responsible for the great altontiom that is now being p[?]h by commercial concerns to short wave work. It ...

    Article : 57 words
  20. THAT NOISY LAST STAGE.

    I have seen many receivers which embody, a two-valve low-frequency amplifier, and in many instances the owners are ashamed to show the results obtained with ...

    Article : 243 words
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