The 602B is a single-ended Class A output transformer manufactured by Hammond Manufacturing. It is designed for use in tube amplifier circuits, specifically for converting the high-impedance output of a vacuum tube to a low-impedance signal suitable for driving a loudspeaker. This transformer is commonly used in guitar amplifiers, hi-fi amplifiers, and other audio applications.

Applications

• Guitar amplifiers: Used as an output transformer in single-ended Class A tube guitar amplifiers.
• Hi-fi amplifiers: Employed in single-ended Class A tube hi-fi amplifiers.
• Audio preamplifiers: Used in audio preamplifier circuits to match impedance.
• Vintage audio equipment: Replacement transformer in older audio equipment using vacuum tubes.
• DIY audio projects: Utilized by hobbyists in custom tube amplifier and audio circuit designs.

Features

• Single-ended Class A design: Optimized for single-ended Class A tube amplifier configurations.
• High-quality construction: Built with premium materials for excellent audio performance.
• Multiple impedance taps: Offers flexibility in matching different speaker impedances.
• Rugged design: Withstands the high voltages and temperatures associated with tube amplifier circuits.
• Shielded design: Reduces noise and interference.

Benefits

• Improved audio quality: Provides clear and accurate audio reproduction with low distortion.
• Enhanced performance: Optimizes the transfer of power from the vacuum tube to the loudspeaker.
• Flexible impedance matching: Allows for easy adaptation to various speaker configurations.
• Reliable operation: Robust construction ensures long-term stability and performance.
• Reduced noise: Shielding minimizes unwanted noise and interference.

Additional Details

The 602B transformer has a primary impedance of 5kΩ and secondary impedance options that are switchable. It is designed to handle a maximum power rating specified in the Hammond Manufacturing datasheet. The core material and winding configuration are optimized for audio performance. It is suitable for use with common vacuum tubes in single-ended Class A configurations. Its dimensions and mounting options are also detailed in the manufacturer's documentation. Proper installation and wiring are necessary to ensure safe and optimal operation.