Overview
The Z236BF is a vintage high-mu power triode vacuum tube engineered for radio frequency (RF) amplification. As a used unit in functional condition, the Z236BF vacuum tube offers authentic performance for vintage audio amplifiers, RF transmitters, and experimental radio applications. Its high-mu design delivers exceptional gain and makes it well-suited for applications requiring efficient voltage amplification at RF frequencies.
Key Features
- High-mu triode configuration for superior voltage amplification
- Designed specifically for RF and audio frequency amplification
- Vintage construction typical of mid-20th century transmitting tubes
- Used, tested, and confirmed functional
- Compatible with tube sockets designed for transmitting triodes
Technical Specifications
While manufacturer datasheets for this vintage tube type are limited, the Z236BF is classified as a power triode with the following general characteristics:
- Tube Type: Triode (3-electrode design)
- Application: RF amplification, audio amplification
- Classification: High-mu power triode
- Condition: Used, fully functional
- Era: Vintage (mid-20th century manufacture)
- Socket Type: Standard transmitting tube socket
Typical Applications
- Vintage tube radio transmitters
- Retro audio amplifiers and high-fidelity equipment restoration
- RF power amplification in ham radio and amateur radio projects
- Experimental and hobbyist electronics applications
- Tube collection and vintage electronics restoration
- Educational demonstrations of thermionic valve operation
Compatibility & Replacements
Compatible With
- Standard transmitting tube sockets and tube amplifier circuits
- Vintage radio frequency amplification systems
- Mid-20th century audio and RF equipment designed for triode amplification
- Tube-based experimental electronics projects
Replaces / Drop-In Replacement For
Verify compatibility with your system integrator or equipment documentation before ordering. The Z236BF vacuum tube may be interchangeable with other high-mu triode types in certain applications, but direct replacement requires confirmation of pinout, voltage ratings, and operating parameters from original equipment specifications.
Works With
- Traditional tube amplifier circuits (Class A, Class AB)
- Vintage transmitting equipment platforms
- Tube-based oscillator and amplifier designs
- Radio frequency and audio frequency applications







