High purity Neon gas discharge tube. Ne purity 99.999%
sealed in boro silicate ampoule under vacuum.
Size: length ~120mm, dia. 16mm – Lead and mercury free
This ampoule was especially made for experiments with high voltage.
On the picture you see the illuminated ampoule. Connected to a 2000V/35kHz transformer via two metal plates. The transformers can be obtained on request.