🔊What is 5C3S Tube?
The 5C3S tube, also known as the 5Ц3С (datasheet), is a prized vacuum tube cherished by radio enthusiasts and audiophiles. Originating from the Soviet Union, it is deemed comparable to the revered General Electric 5670 tube. With a maximum anode voltage of 200V and anode dissipation of 2W, the 5C3S strikes a fine balance between power and performance. Its gain of 60 and filament voltage of 6.3V make it an excellent choice for various audio amplification applications.
🔍Looking for 5C3S for Affordable Price?
Visit our Store on
📝What our Ebay Customers Say:
5C3S BLACK ANODE
“Notably, the 5C3S tube stands out with its distinctive black anodes, which some enthusiasts believe contribute to enhanced sound quality compared to conventional anodes. This unique attribute has made it a preferred choice among discerning audiophiles and radio amateurs who prioritize exceptional” performance.
📈5C3S Plate-grid and plate curves
💡5C3S VS 5U3S
The 5C3S and 5U3S tubes share similarities in their maximum anode voltage (200V) and anode dissipation (2W). However, they differ in their construction: 5C3S has 8 pins, while 5U3S has 9 pins. These variances can impact compatibility and physical size requirements.
These double-anode rectifiers are game-changers for vintage amplifiers. The 5c3s rocks a unique black anode, while the 5U3S delivers military-grade excellence. Let your ears decide which one’s your perfect match!
🎼5C3S VS 5U4G
The 5C3S and 5U4G are double-anode rectifier tubes. The 5c3s is a reliable Russian tube with a unique black anode. The 5U4G is an American tube commonly used in audio equipment. Users have different preferences based on circuit and personal taste.
Anyway these tubes are replaceable, and there are analogues available in the market. For the 5c3s, similar tubes like the 5U3C and 5C3M can be used as alternatives. As for the 5U4G, you can consider substitutes such as the 5U4GB and 5AR4/GZ34. These analogues offer similar functionalities and can be used as replacements based on the specific requirements of your circuit and equipment.
🎚️5C3S Tube Equivalent
- 5U4GB
- 5AR4/G
- Z34
- 5Z4G
- 5Y3GT
- 5R4GY
- 5U3C
- 5C3M
- 5U4
🏭5C3S Tube Manufacturers:
Two prominent manufacturers of the 5c3s tube are Svetlana Electron Devices and the Reflector plant, both located in Russia. Svetlana Electron Devices has a distinguished legacy of producing vacuum tubes for military applications, and the 5c3s is among their notable creations tailored specifically for military equipment. On the other hand, the Reflector plant is renowned for its expertise in manufacturing vacuum tubes for diverse industries, encompassing not only military applications but also audio equipment. These manufacturers boast a strong track record in delivering high-quality vacuum tubes, catering to the demanding needs of military and other sectors.
💸Average prices:
5C3S tube average price ranges from about $15 to $30
5U4G Tube Price could range from approximately $24 – $79 USD (Depending on the year of manufacture and condition)
5U3S Tube price ranges in average from about $30
📊5C3S Tube Datasheet:
| Rated glow voltage (constant or variable) | 5 V. |
| The highest glow voltage (constant or variable) | 5.5 V. |
| The smallest voltage is the smallest (constant or variable) | 4.5 V. |
| Glow current | 3.0 ± 0.3 A. |
| Anode voltage rated (constant) | 75 V. |
| Rated anode current at anode voltage of 75 V (for each diode) | At least 225 mA. |
| The anode voltage is effective | 2 × 500 V. |
| Rated rectified current (average value) | Not less than 230 mA. |
| The amplitude of the reverse voltage limit is | 1700 V. |
| The amplitude of the anode current is | 750 mA. |
| Rectified current limit (average value) | no more than 250 mA. |
| Load resistance | 2 kOhm. |
| The capacitance of the smoothing filter capacitor is | 4 μF. |
Recommended operating modes in two different modes for half-wave AC rectification | |
Parameter Mode 1 Mode 2 | |
| Transformer secondary voltage (rms) | 2 × 500 2 × 500 |
| Reverse anode voltage (amplitude value), | kV 1.2 1.3 |
| Anode current (amplitude value), | mA 730 750 |
| Rectified voltage, | V 500 570 |
| Rectified current (average value), | mA 250 225 |
| Total active resistance in the anode circuit, | Ohm 50 50 |
| Ripple filter capacitor capacitance, | μF 4 20 |
🛒Looking for a trusted seller of 5C3S tubes?
- We have many variations of 5C3S tubes (different brands and years of manufacture, gray and black anode).
- We’ve been helping our customers enjoy pure sound for years!
- We’ll find the right amount for you, combine the add-on, and help you with all levels of the transaction!
