United UT Twin48 - Tube Microphone
The United UT Twin48 is a premium large-diaphragm tube condenser microphone that fuses two vintage mic tones—U47 and U48—into one. With four polar patterns, a K48 capsule, hand-wound UT-BV8 transformer, and NOS EF86 tube, it delivers outstanding studio-grade performance. Includes power supply, Sommer Octave cable, and vintage-style case.
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United UT Twin48 – Tube Microphone with the Soul of Two Legends
The United UT Twin48 is a true gem for professional studios – a large-diaphragm tube condenser microphone that combines the essence of two iconic models: the 47 and 48. This unique fusion of vintage character and modern design provides unprecedented tonal flexibility. The UT Twin48 not only recreates the classic sound of the 1940s and 1950s but elevates it through meticulously chosen components and thoughtful engineering.
Product Features
- Dual operating modes: 47 Mode (cardioid and omni) and 48 Mode (cardioid and figure-of-8)
- Each pattern provides unique tonal differences for versatile recording
- Amplifier stage with a selected NOS EF86 pentode tube
- High-grade UT K48 capsule – 24k gold-sputtered, 6 μm Mylar, built to historical spec
- Hand-wound UT-BV8 transformer (USA), made to Braunbuch specifications
- Fully discrete power supply – no calibration needed
Built for Sonic Perfection
United has paid attention to every detail – from mechanical design, premium internal components (PRP resistors, audiophile capacitors) to advanced shielding and RFI/EMI filtering. The UT Twin48 is built to meet the highest studio standards for vocals, instruments, and ambient recordings.
Applications
The perfect choice for engineers and producers looking for a premium, versatile microphone. Ideal for recording vocals, strings, brass, piano, and room ambience.
Technical Specifications
- Type: Large-diaphragm tube condenser microphone
- Capsule: UT Series K48, 34 mm, dual backplate
- Diaphragm: 6 μm Mylar, 24k gold-sputtered
- Sensitivity: –37 dB @ 60 V
- Frequency Response: 20 Hz – 20 kHz
- Polar Patterns: 47 Cardioid, 48 Cardioid, 47 Omni, 48 Figure-of-8
- Max SPL: 137 dB @ 0.5% THD
- Self Noise: 11 dBA
- Output Impedance: 35 Ohms
- Output Transformer: UT-BV8, made in USA
- Tube: NOS EF86 pentode
- Connectors: 7-pin XLR (mic), 3-pin XLR (PSU)
Materials and Construction
Body crafted from solid milled brass with nickel plating. Includes a 7-pin Sommer Octave cable, discrete linear power supply, suspension shockmount, and vintage-style briefcase.
Included in the Box
- United UT Twin48 microphone
- Discrete power supply
- Shockmount
- Sommer Octave 7-pin cable (6 m)
- Vintage-style transport case
Summary
The United UT Twin48 brings together the DNA of two microphone legends, offering premium sound quality, unmatched flexibility, and handcrafted precision. A worthy investment for any serious studio or recording engineer seeking the classic tube tone in a modern, reliable package.
Product delivery details United UT Twin48 - Tube Microphone
Shipment from Warsaw, Poland.
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Ask question about product
United UT Twin48 - Tube Microphone - Frequently asked questions.
What modes does the UT Twin48 offer?
It features 47 Mode (cardioid & omni) and 48 Mode (cardioid & figure-of-8), each with a distinct tonal character.
What tube is used in the UT Twin48?
It uses a selected NOS EF86 pentode tube for authentic vintage tone reproduction.
What are the ideal applications for this mic?
Perfect for vocals, strings, brass, piano, and ambient room miking.
Is a power supply included?
Yes, a fully discrete, low-noise power supply with RFI/EMI filtering is included.
Does it have a high-pass filter?
Yes, an 80 Hz high-pass filter and a -10 dB pad are built-in.
What cable comes with it?
It includes a premium 7-pin Sommer Octave cable (6 m).
Does it require calibration?
No calibration is necessary thanks to Zener-regulated voltage design.
What are the mic’s dimensions?
Height: 265 mm; Diameter: 62.5 mm; Shockmount depth: 160 mm.