OVERVIEW

Achieve the unmistakable warmth, depth, and musicality of classic analogue recordings with the Universal Audio SOLO/610 & United Studio Technologies UT Vintage87 – Limited Edition Vintage Recording Bundle. Carefully paired to complement one another, this exclusive bundle combines the legendary all-tube character of the Universal Audio SOLO/610 all-tube microphone preamp and DI with the detailed, vintage-inspired sound of the UT Vintage87 large-diaphragm FET condenser microphone. Together, they create a complete front-end recording solution capable of delivering professional studio results across vocals, acoustic instruments, voiceovers, podcasts, and more.

The SOLO/610 draws its heritage from Bill Putnam‘s renowned 610 tube console, providing rich harmonic saturation, continuously variable gain staging, selectable impedance, and versatile DI functionality. Paired with the UT Vintage87‘s custom K87-style capsule, large-core American-made output transformer, true-cardioid operation, and premium hand-selected components, the result is an exceptionally balanced recording chain that captures every performance with warmth, clarity, and impressive three-dimensional detail. From intimate vocal recordings to full-bodied acoustic instruments, this combination excels in virtually any recording environment.

Whether you’re building your first high-end recording setup or upgrading your existing studio, this limited edition bundle offers an outstanding opportunity to own two premium recording tools that perfectly complement one another. Combining classic analogue tone, modern reliability, and exceptional craftsmanship, it delivers the professional sound that has inspired countless legendary recordings – at an exceptional value.

KEY HIGHLIGHTS

A Complete Vintage Recording Front End

This limited edition bundle pairs a premium large-diaphragm condenser microphone with a legendary all-tube microphone preamp, providing everything needed to capture professional-quality recordings with classic analogue warmth and exceptional detail.

Legendary Tube Warmth

The Universal Audio SOLO/610 delivers the unmistakable harmonic richness of the iconic Putnam 610 tube console. Its all-tube circuitry enhances vocals and instruments with smooth saturation, natural depth, and musical character.

Premium Vintage-Inspired FET Condenser Microphone

The United Studio Technologies UT Vintage87 faithfully captures the essence of one of the world’s most respected studio microphones using a custom K87-style capsule, large-core American-made transformer, and carefully selected premium components.

Perfectly Matched for Vocals and Instruments

Designed to complement one another, the microphone and preamp work together to produce rich, detailed recordings for vocals, acoustic guitars, pianos, orchestral instruments, podcasts, voiceovers, and countless other sources.

Professional Recording Flexibility

With continuously variable gain, selectable impedance, phantom power, DI functionality, pad, high-pass filtering, and RF filtering, this bundle adapts easily to a wide variety of microphones, instruments, and recording situations.

Studio-Quality Components Throughout

Both products are engineered using premium components, delivering exceptional reliability, low noise performance, generous headroom, and the analogue character demanded by professional engineers.

Built for Modern Studios

Whether you’re recording in a commercial facility, project studio, home studio, or broadcast environment, this bundle provides a versatile recording solution capable of delivering outstanding results across virtually every application.

Outstanding Value

Combining two highly regarded pieces of recording equipment into one exclusive package provides an excellent opportunity to build a premium analogue signal chain while offering significant value over purchasing each product individually.

FEATURES

Universal Audio SOLO/610

• Classic Putnam 610 all-tube microphone preamp and DI
• Legendary tube circuitry for rich analogue warmth and harmonics
• Continuously variable Gain and Level controls
• Selectable Hi-Z and Lo-Z microphone and instrument impedance
• Phantom power
• Lo-Cut filter
• Phase Reverse switch
• DI input with Thru output
• Ground Lift switch
• Mic/Line output selection
• Rugged portable steel chassis
• Ideal for studio, desktop, and live applications
• Hand-built in the USA

United Studio Technologies UT Vintage87

• Faithful recreation of a classic vintage German studio microphone
• Custom United 24k gold sputtered dual-diaphragm K87-style capsule
• Custom large-core, American-made output transformer
• True-cardioid operation for improved signal-to-noise performance
• Switchable RF filter for interference rejection
• Low-noise FET amplifier
• High headroom design
• Clean, articulate, three-dimensional sound
• Excellent for vocals, acoustic instruments, broadcast, and voiceover work
• Premium solid brass body construction
• Includes suspension shockmount
• Includes vintage-style storage pouch

TECHNICAL SPECS

Universal Audio SOLO/610

General

Device Type: Tube Microphone Preamp & DI

Circuit Design: All-Tube

Channels: Single-Channel

Chassis: Desktop

Direct Input: Yes

Digital I/O: No

Origin: Hand-built in the USA

Input Impedance

Microphone Input:

• 450 Ω (Lo-Z)
• 1.6 kΩ (Hi-Z)

Instrument Input:

• 2.2 MΩ (Lo-Z)
• 50 kΩ (Hi-Z)

Gain

Maximum Microphone Gain: 61 dB

Maximum Instrument Gain: 37 dB

Tube Complement

• 1 × 12AX7
• 1 × 12AT7

Maximum Input Levels

Microphone Input: -12 dBu @ 1.0% THD+N

Instrument Input: +4 dBu @ 1.0% THD+N

Frequency Response

• 20 Hz – 20 kHz (±0.1 dB)

Output

Output Load Impedance: 20 Hz – 20 kHz ±1 dB

Physical Specifications

Dimensions: 356 × 146 × 127 mm (14″ × 5.75″ × 5″)

Weight: 4.1 kg (9 lbs)

United Studio Technologies UT Vintage87

General

Device Type: Large-Diaphragm Condenser Microphone

Amplifier Type: FET

Polar Pattern: Cardioid

Phantom Power: 48 V

Capsule

• UT Series 34 mm brass capsule
• Insulated dual backplate K87-style design
• Dual diaphragm
• 6-micron 24k gold sputtered Mylar diaphragm
• Capsule Sensitivity: -34 dB @ 60 V

Performance

Frequency Response: 20 Hz – 20 kHz

Maximum SPL: 117 dB (127 dB with Pad)

Self Noise: <10 dB

Output Impedance: 27 Ω

High-Pass Filter: 80 Hz

Pad: -10 dB

Output

• Custom-wound UT Series transformer (Made in USA)
• 24k gold-plated XLR output connector
• Pin 2 Hot / Pin 1 Ground

Construction

• Nickel electroplated solid brass body
• Suspension shockmount included
• Vintage-style storage pouch included

Dimensions

Microphone:

• Height: 220 mm
• Diameter: 55 mm

Shockmount:

• Depth: 118–178 mm

Weight

• 1.8 kg (4 lbs)

BUNDLE INCLUSIONS

• 1 × Universal Audio SOLO/610 Tube Microphone Preamp & DI
• 1 × United Studio Technologies UT Vintage87 Large-Diaphragm FET Condenser Microphone
• 1 × UT Vintage87 Suspension Shockmount
• 1 × UT Vintage87 Vintage-Style Storage Pouch
• Documentation and accessories supplied by each manufacturer

This combination provides a complete, premium-quality analogue recording front end, perfectly suited for professional vocals, instruments, broadcast, podcasting, and studio production.