Etronic was the name used by Hale Electric Ltd, West Ealing, London, in the 1940s.

RADIO SPECIFICATIONS
Manufactured from 1951
Long Medium and Short Wave
Valves – 7S7 7B7 6Q7GT 6V6GT 6X5GT
AC Supply

Service Manual HERE

VINTAGE RADIO INFORMATION SITE.

I DO NOT REPAIR RADIOS.