Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 66816
Brand: Gundelach, Emil; Gehlberg /Thüringer Wald
Tube type:  SPECIAL TUBE, other or unknown   Indication 
Identical to Ionenröhre-Gundelach

Base No base Side contacts.

Gas tube Gundelach ca. 1920 on wooden Stand, length 8.6 inches, bowl diameter 3.15.
Patent No. D.R.P. 103100.
For demonstration of formation and effect from cathode rays, manufactured from special glass.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
80 x 330 x mm / 3.15 x 12.99 x inch
Ionenröhre-Gundelach: Ebay auction by user tyroneneumann 261403677247
Anonymous 38 Collector


You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]