{short description of image}  
Oral History of Defence Electronics
{short description of image}

{short description of image}{short description of image}{short description of image}{short description of image}{short description of image}{short description of image}{short description of image}{short description of image}{short description of image}{short description of image} {short description of image}
This picture shows a H2S Transmitter with the case removed. The valves and internal workings can clearly be seen.

Back