4pcs 6P13S (EL36, 6P31S, 6GC6) SOVIET TUBES / SVETLANA / NEW

4 tubes in one lot

NEW UNUSED IN GOOD CONDITION

Look at the photo!

6P31S
Output beam tetrode.
Designed for operation in the output stages of horizontal scanning of television devices.
Durability not less than 750 hours.
Weight no more than 45 g.
Technical characteristics and electrical parameters of the 6P31S lamp:
Filament voltage 6.3 V
Filament current 1.3 ± 0.15 A
Nominal anode voltage (constant) 100 V
Anode voltage limit (constant) 300 V
Anode current 80 ± 30 mA
Cathode current limit (average value) 0.2 A
Cathode current limit (pulse amplitude) 0.6 A
Grid voltage first (constant) -9 V
The first limit grid voltage is 150 V
Reverse current of the first grid is not more than 2 μA
Grid voltage second nominal (constant) 100 V
Grid voltage second limit (constant) 250 V
The second grid current is not more than 8.5 mA
Power dissipated by the anode, limiting 10 W
The power dissipated by the first grid, limiting 0.2 W
The power dissipated by the second grid, the limiting 4 W
Limit voltage between cathode and heater (constant) 200 V
Slope 12.5 ± 4 mA / V
Internal resistance approx. 4 kOhm
Lowest scan frequency 12 kHz
Input capacitance 18 ± 3 pF
Output capacitance 8.5 ± 1.5 pF
Passage capacity no more than 1.3 pF
Glass design with octal base
Important note - all international mail services are currently working, so purchased items will 100% be shipped to your location!
However, some delays in both Standard and Express services may happen.

If you have any questions, we are always ready to communicate and help you.

You buy what you see at the photo

Vintage Radio Tube

Delivery:
You will be able to choose the most favorable ratio of price, product and cost.

The price of delivery has increased significantly, but we try to almost not change the cost of delivery.

If you accidentally overpaid for delivery, we will your money.

If you have any questions, we are always ready to communicate and help you.

However, some delays in both Standard and Express services may happen.