Lustrolux Ltd.; West Bollington, Near Macclesfield.
Valves with brand names: Lustrolux and Ensign.
Ref.:
- Tyne, Saga of the vacuum tube, p.393.
- Stokes, 70 Years of Radio Tubes and Valves, p.209
Lustrolux Ltd.; West Bollington, Near Macclesfield.
Valves with brand names: Lustrolux and Ensign.
Ref.:
- Tyne, Saga of the vacuum tube, p.393.
- Stokes, 70 Years of Radio Tubes and Valves, p.209