Studio Microphone STC Type 4021C
|
 •
SG Brown Headphones
|
Hunningscone patent Wall Telephone
|
•GPO
Buzzer
|
Evershed and Vignoles Generator
|
Sangamo Weston time switch
|
Admiralty loudspeaker
|
Marconi speaker
|
Ormond Moving iron loudspeaker
|
Richard Allan Radio
loudspeaker
|
Whiteley Electrical Radio
loudspeaker
|
Medresco Hearing aid
|
Regentone
Battery Eliminator
|
Unknown
Induction coil
|
AkaiLoudspeakers
|
Morse keys
|
Smiths Electric clock
|
Interval timer
|
BSR Elizabethan tape recorder
|
FVRT100 power supply
|
Ericsson headphones
|
Bicycle lamp? |
Ariston organette |
Grundig tape recorder |
Fultograph picture receiver |
Shure Microphone model 488T |
Phoenix Microphone PX20/234 No. 10 |
Test tool set
AN/USM-3A |
Snelgrove Crystal Ovens |
Aircraft instruments |
