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Universal Audio Bock 251 - Large Diaphragm Tube Condenser Microphone with PSU

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Universal Audio Bock 251 – Large Diaphragm Tube Condenser Microphone with PSU

The UA Bock 251 is a professional large-diaphragm tube condenser microphone – modeled after the venerable ELAM 251 – featuring an all-brass C12-type capsule, switchable cardioid, omnidirectional and figure-8 selectable polar patterns, an oversized custom transformer for extended low-frequency response, and premium hand-sourced components.

Brands: Universal Audio.

Description

Universal Audio Bock 251 – Large Diaphragm Tube Condenser Microphone with PSU

OVERVIEW

The Universal Audio Bock 251 is a premium large-diaphragm, multi-pattern tube condenser microphone designed for professional engineers and recording artists. Developed by David Bock and handcrafted in Santa Cruz, California, this mic captures the timeless sound of the original 251 while incorporating modern enhancements for superior performance and reliability. Its switchable polar patterns – cardioid, omnidirectional, and figure-8 – make it an indispensable tool for capturing vocals, instruments, and more with stunning detail and depth.

The Bock 251 features a proprietary C12-type capsule, a newly engineered transformer for expanded frequency response and headroom, and a true linear inductor-based power supply. Every unit is meticulously hand-calibrated to ensure “golden-unit” consistency, offering boutique quality that will last a lifetime. Complete with premium accessories, the UA Bock 251 is the ultimate choice for discerning professionals.

KEY HIGHLIGHTS

Reach Sonic Nirvana:

Going beyond the famed ELAM 251,* considered by many to be the greatest vocal mic ever made, the UA Bock 251 features meticulously-sourced components for rich vintage sound with enhancements for performance and consistency.

Add Handmade Magic to your Studio:

This David Bock design – a loving interpretation of the classic 251 microphones he studied and maintained as chief technical engineer of the world’s top recording studios for two decades – is a true masterpiece. Hand-built at UA’s Custom Shop in Santa Cruz, California, the UA Bock 251 mic puts “golden unit” sound at the heart of your recordings.

Rich Tube Mic Sounds, with Updated Sonics:

With its German-made CK12 capsule and large output transformer, the UA Bock 251 gives you extended low-frequency response down to 10 Hz and higher SPL capabilities versus vintage 251 microphones.

Built for a Lifetime of Harmonious Recording:

Handwired using premium components, each UA Bock 251 is built and tested to David Bock’s exacting specifications. With its vintage-inspired case, robust shock mount and accessories, this mic spares no expense to last a lifetime.

*The UA Bock 251 product is not affiliated with, sponsored by, or endorsed by any other company. The “251” name is used solely to identify the classic mic design that Universal Audio’s product is based on. All other trademarks are the property of their respective owners.

FEATURES

Legendary Design: Faithful to the iconic 251 with modern enhancements for superior reliability and tone.
Premium Capsule: Proprietary all-brass C12-type capsule delivers unmatched clarity and warmth.
Switchable Polar Patterns: Cardioid, omnidirectional, and bidirectional (figure-8) for versatile applications.
Advanced Transformer: Newly engineered for increased frequency response and headroom.
Custom Power Supply: UA Bock 251 PS ensures dynamic range and extends tube life.
Handcrafted in the USA: Handmade in Santa Cruz, CA, with handwired components for durability.