GhOne Entertainment Television is a 100 % entertainment channel in Ghana, and recently they had been challeged with a tasks to connect their remote amplifying/broadcasting stations to central studio. And only E1 infractructure was seemed only choice.
As it is pointed out by GhOneTV:
Our main concern, before buying the product was will it solve the problem of sending our TV signal from our studio to the various remote sites where amplifiers are located.
As a result, we found it is effective to solve our situation
It gives us stable and good picture and sound, and we will recommend product to others
Ayite, Ghana
As a result such a scheme was obtained:

As depicted above, video and audio signal get’s delivered over E1 G.703 TDM links, and then safely distributed over TV amplyfing station

In above picture you can see AN-DV-E1 (19′ rac mount casing) in equipment rack.
You can learn more about and sending Video/Audio over E1 here, at the product
page: https://www.ad-net.com.tw/product/video-audio-over-e1-multiplexer/