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4CX300A Eimac Transmitting Tube

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MOQ : 10 Units

4CX300A Eimac Transmitting Tube Specification

Components
Ceramic body, metal electrodes, external anode fins

Output
Output Power: Up to 300W

Features
High reliability, rugged construction, able to operate at high frequencies

Usage
Used in radio transmitters, amplifiers, and industrial RF equipment

Thermal Conductivity
Uses forced air cooling; effective heat dissipation via anode fins

Interface
Bottom base contact, external anode connection

Operating Temperature
Up to 250C on anode

Input
Maximum grid drive: 6W

Power Source
External high-voltage DC supply

Power Supply
External, suitable for high-voltage RF amplifiers

IP Rating
Not rated (Industrial/Electronic component)

Product Type
Metal/Ceramic Electron Tube (Tetrode)

Application
Broadcast, ham radio, industrial RF heating, laboratory testing

Rated Voltage
3000 V (anode)

Supply Voltage
Nominal anode supply: 2000-3000V

Size
Compact, approx. 2.5 in. diameter x 4.1 in. length

Dimension (L*W*H)
Approx. 65mm x 65mm x 105mm

Function
Transmitting Tube for RF/linear amplifier applications

Color
Metallic Silver/Grey

Weight
Approx. 250g

Thickness
Not specifically defined

Capacity
Grid-Cathode Capacitance: 32 pF

Current Rating
Nominal anode current: 175 mA

Frequency
Up to 110 MHz (VHF)

Cooling Method
Forced-air cooled (minimum airflow required: approx. 7 CFM)

Equivalent Types
8167, 4CX300A/8167

Heater to Cathode Voltage (Max)
200V

Plate Dissipation
300 Watts

Maximum Screen Voltage
500V

Typical Filament Voltage
6.0V

Base Type
Special External Anode (Eimac socket required)

Typical Filament Current
1.7A

Transconductance
7 mA/V

Cathode Type
Indirectly heated oxide cathode

4CX300A Eimac Transmitting Tube Trade Information

Minimum Order Quantity
10 Units

Payment Terms
Cash in Advance (CID)

Supply Ability
1000 Units Per Month

Delivery Time
5-7 Days

Main Domestic Market
All India

About 4CX300A Eimac Transmitting Tube

Experience elite RF performance with the 4CX300A Eimac Transmitting Tube-a valiant choice for high-demand environments. Built with an inestimable ceramic body and robust metal electrodes, this compact powerhouse delivers up to 300W output while handling high frequencies up to 110 MHz. Its forced-air cooling and external anode fins guarantee superior thermal management. Ideal for transmitters, amplifiers, and industrial RF applications, this clearance offering provides exceptional value for your purchase. Rugged reliability and versatile usage make it a wise investment in advanced RF engineering.

Versatility & Features of the 4CX300A Eimac Transmitting Tube

The 4CX300A is an elite transmitting tube widely used in broadcast, ham radio, laboratory testing, and industrial RF heating applications. Its special features include forced-air cooling, a sturdy ceramic body, external anode fins for effective heat dissipation, and high reliability in demanding environments. Its rugged build and compact size are ideal for versatile, continuous-duty operations-making it especially suitable for high-voltage RF amplifiers and various professional, industrial, and research uses.

Export Market, Delivery, and Packaging Details

Our goods are expertly packaged to ensure safety during freight and transport. This transmitting tube is primarily exported to North America, Europe, and Asia, with India being a key supply hub. Typically shipped via major FOB ports in India, delivery is efficiently coordinated to meet professional timelines. Each unit is meticulously packed to preserve its condition, ensuring your purchase arrives with exceptional value and reliability for immediate use upon receipt.

FAQ's of 4CX300A Eimac Transmitting Tube:

Q: How is the 4CX300A Eimac Transmitting Tube cooled during operation?

A: The 4CX300A utilizes forced-air cooling, requiring approximately 7 CFM minimum airflow. Its external anode fins are specifically designed for efficient heat dissipation even under continuous operation.

Q: What types of applications benefit from the 4CX300A tube?

A: This tube is ideal for RF amplifiers in broadcast, ham radio, industrial RF heating, laboratory testing, and high-frequency transmission settings, owing to its rugged construction and high reliability.

Q: Where is the 4CX300A commonly supplied from and which export markets are served?

A: India serves as a major supply and trading hub for the 4CX300A, with key export markets in North America, Europe, and Asia. Delivery can be arranged through leading FOB ports in India.

Q: What are the special features of the 4CX300A Eimac Transmitting Tube?

A: Special features include indirectly heated oxide cathode, ceramic body, external anode fins for thermal management, forced-air cooling, high-frequency operation up to 110 MHz, and a compact design.

Q: How does purchasing the 4CX300A provide value?

A: The 4CX300A is offered on clearance by leading suppliers and traders, ensuring customers obtain high-performance transmitting tubes at a competitive price-delivering inestimable value for your investment.