4pcs 6P13S Svetlana (EL36, 6P31S, 6GC6) USSR Tetrode Tubes, Perforated Anode

Description

4pcs 6P13S Svetlana (EL36, 6P31S, 6GC6) USSR Tetrode Tubes, Perforated Anode
4pcs (tubes) in one lot
Open box - Tested
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You buy what you see at the photo
Svetlana Brand - Perforated Anode
DESCRIPTION:
6P13S -
Output beam tetrode.
Designed to work as a generator with independent excitation in line scan circuits of television receivers.
Durability not less than 1500 hours.
Weight no more than 45 g.
Technical characteristics and electrical parameters:
Filament voltage 6.3 ± 0.6 V
Filament current 1.3 ± 0.15 A
Nominal anode voltage (constant) 200 V
Anode voltage limit (constant) 450 V
Anode current 58 ± 26 mA
Cathode current limit (pulse amplitude) 0.4 A
First grid voltage (constant) -19 V
The first limit grid voltage (pulse amplitude) -150 V
Reverse current of the first grid is not more than 2 μA
Grid voltage second rated (constant) 200 V
The second grid current is not more than 8 mA
Power dissipated by the anode, limiting 14 W
The power dissipated by the first grid, limiting 0.2 W
The voltage between the cathode in the heater limit (constant) 100 V
Slope 9.5 ± 3 mA / V
Internal resistance about 25 kOhm
Lowest scan frequency 12 kHz
Input capacitance 20 pF
Output capacitance 7.5 pF
Passage capacity no more than 0.9 pF
Glass design with octal base
DELIVERY:
Dear customers, we ship via International Airmail.
Perfect and safely shipping. Tracking number is always provided.
We use standard mail service for shipping all tubes/valves.
We ship from Ukraine.
Important note - all international mail services are currently working, so purchased items will 100% be shipped to your location!
We combine lots to save you money on delivery.
Parcels are divided into categories depending on the weight ( product + package weight).
Delivery prices:
0-250 grams - 7.9-10 $
Package weight (50 grams)
250-500 grams - 14 - 16 $
Package weight (100 grams)
500-1000 grams - 24-28 $
Package weight (200 grams)
Every next kilogram + $ 10 and + 200 grams of weight.
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 refund 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.
ANY QUESTIONS?!
Direct in eBay messages and we will help you