1C21P (1Ц21П) Flyback Diode, Booster. A Russian vacuum radio tube

With this radio tube we offer an item in pristine condition with perfect function. Please note this tube ID 20139 was not tested with a tube tester like e.g. a Funke W19. So we can predict only function properly of this item no. 20139, but not compliance with certain characteristics. If you are not satisfied contrary to expectations with this 1C21P (1Ц21П) Russian radio tube  ID20139, we will in any case try to find a solution that meets your requirements. You can check our tube no. 20139 without any risk.

Design and scope of delivery as described and imaged. Please note the images of the item no. 20139, too.

Further Data

• this offer contents one piece, accessories as imaged and described
• for this item 20139 we guarantee perfect function, in conformity with our general business terms
• It is registered with our stock number 20139 and with EAN/GTIN 4051154190136