Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 45741
Brand: Tesla; Praha, Bratislava etc.
Tube type:  Transmitting Tetrode, air cooled   UHF 
Identical to RE025XA = RE025XB
Similar Tubes
Other shape (e.g. bulb type):
Other class quality (otherwise equal):

Base COAXIAL in general (X..) Top contact with a cap.
Filament Vf 6 Volts / If 2.6 Ampere / Half indirect
Description Forced air cooled ceramic tetrode. 250W anode dissipation; up to 500MHz full ratings.

The RE025XA is the early version of the RE025XB production version. The RE025XA was produced by Tesla-Vuvet (Research Institute for Vacuum Techniques).

Dimensions (WHD)
incl. pins / tip
42 x 48 x mm / 1.65 x 1.89 x inch
Weight 130 g / 4.59 oz
Information source - - -   
- - Manufacturers Literature   
- - -
- - -

re025xa_sokl_1.png RE025XA: Catalogue TESLA from 1968 year.
Josef Smitka

RE025XA: Catalogue TESLA from 1968 year.
Josef Smitka

Collection of



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]

Data Compliance More Information