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MICROPHONE AND SPEAKER
Home / Physics & Electronic Laboratory Apparatus

MS-478 PVG SPEAKER

  • Oersted’s Apparatus To show the action of an electric current on a magnet. School apparatus for performing Oersted's experiment demonstrating that electric currents create magnetic fields Apparatus comprises a A 75mm cobalt steel needle with agate bearing supported by a pivot is mounted on base and is surrounded by a copper rod rectangle in shape,frame fitted  with two terminals for electrical connections. Passing the current through non magnetic frame, magnetic needle deflects as per oersted’s law.  
  • MICROPHONE AND SPEAKER

(a) Moving coil loudspeaker. In a metal box with volume control
switch, source impedance matching control and three pair of 4
mm. socket terminals at 19 mm. spacing for power input, signal
input and signal output, at the top of box.
(b) Speaker in wooden box, free standing with a pair of 4 mm.
socket terminals, with metal brackets screws and washers to be
used both as free standing or by screwed to a bench.
Any other size and specification as per buyer’s requirements.

SKU: MS-478 SPEAKER Category: Physics & Electronic Laboratory Apparatus
  • Oersted’s Apparatus To show the action of an electric current on a magnet. School apparatus for performing Oersted's experiment demonstrating that electric currents create magnetic fields Apparatus comprises a A 75mm cobalt steel needle with agate bearing supported by a pivot is mounted on base and is surrounded by a copper rod rectangle in shape,frame fitted  with two terminals for electrical connections. Passing the current through non magnetic frame, magnetic needle deflects as per oersted’s law.  
  • MICROPHONE AND SPEAKER
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