2pcs 5C4M in BOXES (5Ц4М, CV186, 5Z4, GZ32, 5AR4, GZ3) USSR Kenotron Tubes NOS

Description

2pcs 5C4M  in BOXES (5Ц4М, CV186, 5Z4, GZ32, 5AR4, GZ3) USSR Kenotron Tubes NOS
2pcs (tubes) in one lot
NOS (New Old Stock) - You buy what you see at the photo
In Original Boxes - Fonon Brand
DESCRIPTION:
5С4M -
Indirectly heated two-anode kenotron with oxide cathode.
Designed for rectifying alternating current of industrial frequency 50 Hz.
Durability not less than 1000 hours.
Weight no more than 45 g.
Location of pins RSh5-1.
Technical characteristics and electrical parameters:
Filament voltage 5 ± 0.5 V
Filament current 2 ± 0.2 A
Anode voltage nominal (constant) 50 V
Nominal anode current (for each diode) not less than 300 mA
Anode current limit (average value) 140 mA
Anode current limit (peak value) 415 mA
Anode current at the moment of switching on, limit (peak value) 1.4 A
Rectified current (for each diode) not less than 133 mA
Transformer secondary winding voltage 2x400 V
Filter capacity 4 μF
Resistance in the anode circuit 4.7 kOhm
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