![](https://coimages.sciencemuseumgroup.org.uk/514/620/large_thumbnail_smg00217632.jpg)
![](https://coimages.sciencemuseumgroup.org.uk/514/620/large_thumbnail_smg00217632.jpg)
![](https://coimages.sciencemuseumgroup.org.uk/395/58/large_thumbnail_2019_0200__0003_.jpg)
Roland DS-90A monitor loudspeakers
2000
![](https://coimages.sciencemuseumgroup.org.uk/321/614/large_thumbnail_smg00067763.jpg)
Two Beovox S40 passive loudspeakers
1981
![](https://coimages.sciencemuseumgroup.org.uk/515/45/large_thumbnail_smg00219631.jpg)
BBC LS5/1 Loudspeakers with AM8/1 Amplifiers (Pair)
circa 1966
Ferranti loudspeaker transformer
BTH 'Rice Kellogg' loudspeaker, c 1929.
1929
Demonstration of moving coil loudspeaker
Three moving-iron loudspeaker movements
Lowther VVR mains unit for energized loudspeaker
Loudspeaker pressure drive units (two) (Serial Nos. 17933 & 29351) made by Western Electric
1927
Two Wharfedale Sand-Filled Corner Loudspeaker Enclosures, c. 1955
1950-1955
LS3/5A loudspeaker, 1974.
1974
Transducer by S.G. Brown to enable a gramophone horn to be used as a radio loudspeaker
Tannoy loudspeaker, c 1970.
1970
Two Paul Voigt Internal Suspension Loudspeakers built by Tom Joyce of Ramsgate, c.1930
1930