BBC L1 lip microphone, 1937-1960
1937-1960
Experimental carbon block microphone, 1878-1890
1878-1890
Powdered graphite microphone, 1878-1890
1878-1890
Experimental carbon pencil microphone, 1878-1890
1878-1890
Experimental microphones with carbon pencils and cups, 1878-1890
1878-1890
Granular microphone in glass tube, 1878-1890
1878-1890
Experimental microphone, 1878-1890
1878-1890
Powdered graphite microphone, 1878-1890
1878-1890
Powdered graphite microphone, 1878-1890
1878-1890
Voigt condenser microphone
1920-1940
Experimental microphone using steel needles and gas carbon, 1878-1890
1878-1890
Granular microphone in bamboo tube, 1878-1890
1878-1890
Marconi-Sykes magnetophone
1923
Marconi-Reisz transverse-current carbon microphone
1925-1935
Hughes microphone detector, 1865-1875
1865-1875
Microphone on iron base with swivel
Alston "Birmingham" Moving Coil Microphone in Metal Stand
1929-1935
Early slack diaphragm condenser microphone, with p
Marconi - BBC. lip microphone with equaliser unit
STC 4017-C moving-coil microphone, s/n 1203
Neumann capacitor microphone type M7 (less amplifier)
BBC condenser microphone
circa 1934
B.T.H. carbon microphone
One microphone for public address system
B.T.H. carbon microphone
BBC radio microphone; type TM3/1
circa 1963
Capacitor cardioid microphone
Simple carbon rod microphone
BBC PGS/1 Microphone
AKG C28 Microphone with N12 Power Supply
1961
AKG C28 Microphone with N28A Power Supply
circa 1965
AKG C60 Microphone with N60A Power Supply
1961
STC 4033A Microphone
Experimental microphone
A.K.G. microphone
Microphone
Pressure Gradient Double (PGD) ribbon microphone No. 5 (also possibly J2008)
1950-60
Philips capacitor microphone
AKG D109 Lavalier Dynamic Microphone
circa 1978
AKG D109 Lavalier Dynamic Microphone
circa 1978
Reslo UD-4 Microphone
circa 1968
Sennheiser 441-U Microphone
1971
STC 4037A Dynamic Long Stick Microphone
circa 1961
Sennheiser 441-U dynamic microphone. Ser. No. 040
1971
STC 4105-A Microphone
circa 1955
Philips Valve Capacitor Microphone
RCA BK-6B Miniature Dynamic Microphone
1957
NHK Microphone
Ronette MC.65 Crystal microphones
1955
