Have you ever wondered where the best electron tubes are made? In this article, we’ll explore the top electron tube factories in China, highlighting their unique strengths and contributions to the industry. Whether you’re a hobbyist or a professional, understanding these manufacturers can help you make informed choices for your projects.
HAN Trade (Beijing) Company HAN Trade (UK) Company Ltd
Product Details: Wide range of electron tubes/vacuum tubes including Thyratron, Magnetron, and various capacitors. Products are suitable for broadcast, industrial, research, military, medical, and Hi-Fi audio applications.
Pros:
– Improved quality of Chinese products due to better materials and workmanship.
– Strict warranty against defects in materials and construction.
– Extensive testing of products prior to shipment.
– Competitive pricing due to high export volume.
Cons:
– Limited information on specific product performance.
– Potential variability in product quality across different manufacturers.
Jinzhou Huaguang Electron Tube Co., Ltd. – Electron Tube & Triode from …
Product Details: Jinzhou Huaguang Electron Tube Co., Ltd. specializes in the development and manufacture of electron tubes and triodes, with a focus on various types of electron tubes including audio vacuum tubes, ceramic surge arresters, and glass electron tubes.
Pros:
– Wide range of products including high-power electron tubes and triodes.
– Established company with over 50 years of experience in the industry.
Cons:
– Limited information on specific product features and specifications.
– Pricing details are negotiable, which may lead to uncertainty.
Electron tubes,Chengdu Xuguang Electronics Co., Ltd.
Product Details: Xuguang manufactures various kinds of electron tubes for applications in broadcasting, television, radar, industrial heating, laser drivers, and ultraviolet detectors. They specialize in grid-controlled electron tubes and have advanced production lines for metal parts, cathodes, and pyrolytic graphite grids.
Pros:
– Largest manufacturer of grid-controlled tubes in China with high production capa…
– Advanced technologies such as ceramic metallization and pyrolytic graphite grid…
Cons:
– Some products can only be made in Xuguang, limiting availability.
– High production costs due to advanced technology and processes.
hgdzg.com
Product Details: Jinzhou Huaguang Electron Tube Co., Ltd. specializes in the research and production of high-frequency oscillation electron tubes, with a production capacity of 70,000 units per year. Their products include ceramic tubes (5-350kw), glass tubes (1-30kw, 30-600kW), audio vacuum tubes, rectifiers, pentodes, tetrodes, thyristors, and magnetrons.
Pros:
– Wide range of products for various applications
– Strong market presence with over 65% market share
Cons:
– Limited information on specific product performance
– Potential reliance on domestic market
China Electron Tube Suppliers, Manufacturers – Factory Direct Wholesale …
Product Details: SE3-3026CJ is a coaxial metal ceramic structure triode, high power triode, cooled by water. It has a max working frequency of 120MHz, max anode dissipation power of 10kW, and max oscillating power of 20kW. Mainly used in class B RF amplifier and industrial high frequency heating equipment.
Pros:
– High power output (up to 20kW)
– Suitable for high frequency applications (up to 120MHz)
Cons:
– Requires specific cooling methods (water cooling)
– Sensitive to transportation and storage conditions
Shuguang EL34-B Vacuum Power Tubes – www.thetubestore.com
Product Details: Shuguang EL34-B Power Vacuum Tube (Matched) – Availability: Usually ships within 24 hours. Price is per tube. Warranty Period: 3 months.
Pros:
– Loud and clear sound with a nice sonic range.
– Well balanced across tops, mids, and bass.
– No audible microphonics and low background noise.
– Reliable performance over extended use.
Cons:
– Occasionally sent without printed logos and part numbers.
– Returns not related to warranty are subject to a restocking fee.
Supplies Dry Up for Penta : Electron tubes: The Chatsworth firm turns …
Product Details: Penta Laboratories Inc. specializes in electron tubes, which control the flow of power in electronic equipment. The company sources these tubes from military surplus and international manufacturers, including China, Czechoslovakia, and Yugoslavia.
Pros:
– Established market presence for over 40 years.
– Diverse applications in various industries, including defense and broadcasting.
Cons:
– Decreasing domestic supply of electron tubes.
– Competition from larger companies like Richardson Electronics.
Electron tube 6J5P (6Ж5П) = 6F36 = 6AH6 = 6J5 (China)
Product Details: Electron tube 6J5P (6Ж5П) is indirectly heated hf pentode. It is characterized by a very high transconductance and moderately low interelectrode capacitances which adapt it to wide band video and intermediate frequency amplifier service. 6J5P is a direct replacement for the 6F36, 6AH6 and Chinese 6J5 tubes. New old stock. Years of production: 1974-1975.
Pros:
– High transconductance
– Suitable for wide band video and intermediate frequency amplifiers
Cons:
– Limited production years
– Availability may vary
Reviews For: Shuguang 6146B – eHam.net
Product Details: Shuguang 6146B: Small, sturdy, coated cathode, beam power tube used as AF power amplifier and modulator and as RF power amplifier and oscillator. May be used with full input up to 60 MHz and with reduced input up to 175 MHz. Class C telegraphy maximum plate dissipation CCS 30 Watts, ICAS 35 Watts.
Pros:
– Decent quality compared to other brands.
– Improved performance in recent years.
Cons:
– Shorter lifespan compared to older USA-made tubes.
– May not properly normalize in older transmitters without modifications.
Ultra-High Frequency Metal Ceramic Electron Tube (FD-911S)
Product Details: FD-911S is a Ultra-High Frequency metal ceramic electron tube triode designed specifically for industrial applications. This tube uses a coaxial design and metal-ceramic technology. It may be operated in CW or pulse modes.
Pros:
– High frequency operation up to 26MHz
– Robust design with metal ceramic technology
Cons:
– Price is negotiable, which may lead to uncertainty
– Specific parameters depend on equipment characteristics for pulse mode
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Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| HAN Trade (Beijing) Company HAN Trade (UK) Company Ltd | Wide range of electron tubes/vacuum tubes including Thyratron, Magnetron, and various capacitors. Products are suitable for broadcast, industrial, res… | – Improved quality of Chinese products due to better materials and workmanship. – Strict warranty against defects in materials and construction. – Ext… | – Limited information on specific product performance. – Potential variability in product quality across different manufacturers. | www.china-tube.com |
| Jinzhou Huaguang Electron Tube Co., Ltd. – Electron Tube & Triode from … | Jinzhou Huaguang Electron Tube Co., Ltd. specializes in the development and manufacture of electron tubes and triodes, with a focus on various types o… | – Wide range of products including high-power electron tubes and triodes. – Established company with over 50 years of experience in the industry. | – Limited information on specific product features and specifications. – Pricing details are negotiable, which may lead to uncertainty. | hgelectrontube.goldsupplier.com |
| Electron tubes,Chengdu Xuguang Electronics Co., Ltd. | Xuguang manufactures various kinds of electron tubes for applications in broadcasting, television, radar, industrial heating, laser drivers, and ultra… | – Largest manufacturer of grid-controlled tubes in China with high production capa… – Advanced technologies such as ceramic metallization and pyroly… | – Some products can only be made in Xuguang, limiting availability. – High production costs due to advanced technology and processes. | www.xuguang.com.cn |
| hgdzg.com | Jinzhou Huaguang Electron Tube Co., Ltd. specializes in the research and production of high-frequency oscillation electron tubes, with a production ca… | – Wide range of products for various applications – Strong market presence with over 65% market share | – Limited information on specific product performance – Potential reliance on domestic market | hgdzg.com |
| China Electron Tube Suppliers, Manufacturers – Factory Direct Wholesale … | SE3-3026CJ is a coaxial metal ceramic structure triode, high power triode, cooled by water. It has a max working frequency of 120MHz, max anode dissip… | – High power output (up to 20kW) – Suitable for high frequency applications (up to 120MHz) | – Requires specific cooling methods (water cooling) – Sensitive to transportation and storage conditions | www.setecvac.com |
| Shuguang EL34-B Vacuum Power Tubes – www.thetubestore.com | Shuguang EL34-B Power Vacuum Tube (Matched) – Availability: Usually ships within 24 hours. Price is per tube. Warranty Period: 3 months. | – Loud and clear sound with a nice sonic range. – Well balanced across tops, mids, and bass. – No audible microphonics and low background noise. – Rel… | – Occasionally sent without printed logos and part numbers. – Returns not related to warranty are subject to a restocking fee. | www.thetubestore.com |
| Supplies Dry Up for Penta : Electron tubes: The Chatsworth firm turns … | Penta Laboratories Inc. specializes in electron tubes, which control the flow of power in electronic equipment. The company sources these tubes from m… | – Established market presence for over 40 years. – Diverse applications in various industries, including defense and broadcasting. | – Decreasing domestic supply of electron tubes. – Competition from larger companies like Richardson Electronics. | www.latimes.com |
| Electron tube 6J5P (6Ж5П) = 6F36 = 6AH6 = 6J5 (China) | Electron tube 6J5P (6Ж5П) is indirectly heated hf pentode. It is characterized by a very high transconductance and moderately low interelectrode capac… | – High transconductance – Suitable for wide band video and intermediate frequency amplifiers | – Limited production years – Availability may vary | retrostore.eu |
| Reviews For: Shuguang 6146B – eHam.net | Shuguang 6146B: Small, sturdy, coated cathode, beam power tube used as AF power amplifier and modulator and as RF power amplifier and oscillator. May… | – Decent quality compared to other brands. – Improved performance in recent years. | – Shorter lifespan compared to older USA-made tubes. – May not properly normalize in older transmitters without modifications. | www.eham.net |
| Ultra-High Frequency Metal Ceramic Electron Tube (FD-911S) | FD-911S is a Ultra-High Frequency metal ceramic electron tube triode designed specifically for industrial applications. This tube uses a coaxial desig… | – High frequency operation up to 26MHz – Robust design with metal ceramic technology | – Price is negotiable, which may lead to uncertainty – Specific parameters depend on equipment characteristics for pulse mode | www.valveindustry.com |
Frequently Asked Questions (FAQs)
What are electron tubes, and why are they important?
Electron tubes, also known as vacuum tubes, are devices that control electric current flow in a vacuum. They are crucial in various applications, including audio amplifiers, radio transmitters, and older television sets. Their ability to amplify signals makes them valuable in many electronic systems.
Where are the major electron tube factories located in China?
China has several prominent electron tube factories, primarily located in cities like Shanghai, Beijing, and Shenzhen. These factories are known for producing a wide range of tubes, catering to both domestic and international markets.
What types of electron tubes are commonly produced in China?
Chinese factories produce various electron tubes, including audio tubes, power tubes, and specialty tubes for industrial applications. They also manufacture tubes for telecommunications and broadcasting, meeting diverse industry needs.
How does the quality of Chinese electron tubes compare to those from other countries?
The quality of Chinese electron tubes has improved significantly over the years, with many factories adhering to international standards. While some high-end brands may still be preferred, many users find Chinese tubes reliable and cost-effective for various applications.
What should I consider when purchasing electron tubes from China?
When buying electron tubes from China, consider the manufacturer’s reputation, product specifications, and warranty options. It’s also wise to check for certifications and reviews to ensure you’re getting a quality product that meets your needs.
