2.jpg) |
|
Cosmos Amplion AR19 |
| Electromagnetic
loudspeaker, made by Alfred Graham & Company in London,
for Cosmos, the trade mark
of Metropolitan-Vickers (Metro-Vick). |
|
Petal-shaped flare made of ten
metal-framed segments of steam bended oak wood, black
cast metal neck,
nickel-plated base and 2,000 ohm drive unit.
By turning the knurled screw, the distance between the magnet
and the diaphragm can be changed. |
|
Data |
|
Serial
number: B90099 |
|
Impedance: 2000 Ohms |
|
Diameter: 38 cm |
|
Made in 1923 |
|
Purchased in 2005 |
|
 |
|
|
%20detail.jpg) |
|
Detail |
|