Contact
Back Next Home

 Amplifiers

 


Westinghouse AC
2-stage Amplifier
1922


 


Burns &Dudgon Amplifier
(British)


Radiola Balanced
Amplifier
1923



Radiola 1400A
Amplifier
1923


Western Electric 7A
Amplifier
1922


 


Edison Bell Note Magnifier
(British)
c. 1923


Fellophone 2-Valve Amplifier
(British)
1922


Fellophone 2-Valve Amplifier
(British)


Radiophone Amplifier
1922-1923


HPR Wireless Ltd. Simplex Amplifier
(British)
1922


Marconiphone Headphone Distributor
(British)
1925


Brown Microphone Amplifier - closed
(British)
1923


Brown Microphone Amplifier - Open
(British)
1923

 


Magnavox
AC3-C
3-stage Power Amplifier
1923

 

 

Contact
Back Next Home