4pcs 6P41S (7868, 6П41С) Output Beam Tetrode Tubes, Russian Vacuum Valves, NOS

Description

4pcs 6P41S (7868, 6П41С) Output Beam Tetrode Tubes, Russian Vacuum Valves, NOS
4 pcs (tubes) in one lot
NOS (New Old Stock) Same Date
Fonon Brand
DESCRIPTION:
6P41S -
Output beam tetrode.
Designed for operation in vertical and line scan units of television devices, power amplifiers and oscillators.
Durability not less than 2000 hours.
Weight no more than 36 g.
Location of RSh24-1 pins.
Technical characteristics and electrical parameters:
Electrical Rating:
• Heater voltage, V 6,3 ± 0,6
• Heating current, A 1.1 ± 0.1
• Voltage at the anode, V 190
• Voltage on the second grid, V 190
• Resistance in the cathode circuit, Ohm 300
• Current in the anode circuit, mA 66 ± 10
• Current in the second grid circuit, mA not more than 32
• Slope of characteristics, mA / V 8.4
• Internal resistance, kOhm 12
• The current of the first grid is reverse, μA no more than 1
Maximum permissible electrical parameters:
• The highest voltage at the anode, V 400
• The highest voltage on the second grid, V 350
• The highest power dissipated at the anode, W 14
• The highest power dissipated on the second grid, W 3
• The highest current in the anode circuit, mA 100
• The highest voltage at the anode with a locked lamp, V 2500
• The highest voltage on the second grid when the lamp is locked, V 550
• The highest voltage cathode-heater, V 100
• Decoration glass miniature
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.