Manley Labs JUMBO SHRIMP® Line Preamplifier

Manley Labs JUMBO SHRIMP® Line Preamplifier: Minimalist Design, Maximum Musicality

The Manley Labs JUMBO SHRIMP® Line Preamplifier is a masterclass in minimalist design and tube-driven sonic excellence. Built with a short, simple signal path, it delivers exceptional dynamic range, high bandwidth, and unparalleled musicality. This all-tube preamplifier combines high-quality components with innovative features, ensuring precise, transparent sound reproduction for discerning audiophiles.

With its RF-based remote-controlled motorized volume attenuator, the Jumbo Shrimp offers smooth, infinitely resolvable control of listening levels—even through walls or equipment cabinets. Its robust design and premium materials, including audiophile-grade capacitors and ALPS motorized pots, make it a standout in performance and reliability.

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Key Features

1. Simple, All-Tube Signal Path
   • Minimalist design with high bandwidth, low noise, and modest local negative feedback for pure, musical sound.
   • Tube Complement:
     • 2 x 12AT7 (input)
     • 2 x 5670 (driver)
     • 2 x 7044 (output)
2. Exceptional Dynamic Range
   • Designed for prodigious input and output headroom, delivering clear, distortion-free sound even during demanding passages.
3. Advanced Remote-Controlled Volume Attenuator
   • Silicon-free, motorized attenuator allows precise volume control via an RF-based remote.
   • Works through walls, floors, and doors—no need for line-of-sight operation.
4. White Follower Output Stage
   • Low 50-ohm output impedance, providing effortless drive for any system configuration.
   • Better performance than traditional cathode followers.
5. Robust Power Supply
   • Large power supply capacitors deliver impactful bass and ensure stability.
   • Filament supply floated 80V above chassis ground for quieter operation and longer tube life.
6. Premium Audiophile Components
   • MIT/MultiCap polypropylene capacitors for transparent signal coupling.
   • ALPS motorized volume and balance pots for precise control.
7. Warm-Up Delay & Mute Function
   • Ensures smooth, safe operation and optimal sound quality right from the start.

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Specifications

• Tube Complement:
  • 2 x 12AT7 (input)
  • 2 x 5670 (driver)
  • 2 x 7044 (output)
• Output Impedance: 50 ohms
• Volume Control: Motorized attenuator with RF-based remote operation
• Signal Coupling: MIT/MultiCap polypropylene capacitors, including dual 30 uF output stage capacitors
• Warm-Up/Mute: Built-in warm-up delay and mute button
• Build: High-quality components designed for durability and audiophile-grade performance

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Why Choose the Manley Jumbo Shrimp?

The Jumbo Shrimp is perfect for those seeking a transparent, dynamic preamplifier that doesn’t compromise on quality or performance. Its minimalist tube design ensures unmatched purity of sound, while its advanced features, like the RF-based remote and robust power supply, make it a versatile and reliable centerpiece for any audio system. Whether you’re upgrading an existing setup or building your dream system, the Jumbo Shrimp delivers effortless musicality with precision and control.