Recollections of BBC engineering from 1922 to 1997
The British Broadcasting Corporation
web site is:

Miscellaneous pictures of technical facilities that were at Daventry

Return to list of Specific Tx Sites

Contributed by Jim Pole

Control room of "T3" the MF transmitter for the Third Programme (Later called Radio 3):-


T3 Programme Input Equipment (PIE), including line testing equipment:-

T3 transmitter output components

Switchgear for SWB18 senders (HF transmitters are called senders):-



Diesel generators:-


11KV transformer and mercury arc rectifier for SWB18 sender:-

"East" sender hall, containing four SWB18 senders:-


SWB18 output coupling trolleys and tracks on the floor:-

SWB18 motor generator sets for filament supplies:-




Cooling pond, originally used as part of the cooling system for SWB18 senders:-

Space left after removal of SWB18 senders:-

New senders which replaced the SWB18 senders:-



BD253 sender in the "West" hall?:-

Antenna switching matrix (several can be seen in the subsequent picture):-


Parts from a BD253 sender mounted on a display panel:-


This a picture of 2LO, the BBC's first transmitter, when it was stored at Daventry.
It will be on display at the Science Museum in London from 2014.


Return to list of Specific Tx Sites