Manley Neo-Classic SE / PP 300B Monoblocks (pair)

All the Warmth and Detail of 300B Tubes: The Ultimate Amplifier Experience

Rediscover the magic of the 300B tube amplifier with this innovative design that combines the classic single-ended sound with modern flexibility. This amp delivers the signature rich, emotional, and detailed midrange that audiophiles adore, paired with the ability to adapt on the fly. Switch seamlessly between 11W single-ended mode for purity and 24W push-pull mode for power and dynamics—all without powering down.

Built with tube rectification, this amplifier embodies the simplicity and robust design expected from the 300B topology. It’s a perfect match for efficient speakers, delivering the warmth, clarity, and soul that make 300B amplifiers legendary.

Key Features

1. Switchable Output Modes
   • 11W Single-Ended Mode: For pure, uncolored sound with luscious midrange and delicate detail.
   • 24W Push-Pull Mode: For increased power, dynamics, and headroom, ideal for complex musical passages.
2. On-the-Fly Topology Switching
   • Easily switch between single-ended and push-pull modes without turning the amp off—experience both tonal flavors in real time.
3. Adjustable Negative Feedback
   • Fine-tune the amplifier’s tonal response to match your speakers and personal listening preferences.
4. 300B Tube Richness
   • Delivers the full-bodied, harmonically rich sound 300B tubes are known for, with an authentic and emotional listening experience.
5. Premium Tube Complement
   • Output Tubes: 2 x 300B for legendary performance.
   • Driver Tube: 1 x 6SN7 for robust signal amplification.
   • Input Tube: 1 x 6SL7 for exceptional detail.
   • Rectifiers: 2 x 5AR4 for smooth and reliable power delivery.
6. Elegant and Robust Build
   • Designed for reliability and longevity with a classic aesthetic that complements any audiophile setup.

Specifications

• Output Power:
  • Single-Ended Mode: 11W
  • Push-Pull Mode: 24W
• Tube Complement:
  • 2 x 300B (output)
  • 1 x 6SN7 (driver)
  • 1 x 6SL7 (input)
  • 2 x 5AR4 (rectifiers)
• Input Impedance: 100 kOhm
• Dimensions: 8.5″ W x 23″ D x 9″ H
• Weight: 41 lbs (shipping weight)

Why Choose This 300B Amplifier?

This amplifier is perfect for audiophiles who want the best of both worlds—classic single-ended richness for intimate listening sessions and the added power of push-pull topology for more demanding tracks. With its ability to adapt to different musical genres and efficient speakers, this amp is a must-have for anyone who cherishes the iconic sound of 300B tubes.