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MICROTECH GEFELL

UM 57

Tube Microphones

Tube condenser microphone, large-diaphragm M7 capsule, cardioid polar pattern, valve circuit, transformer-balanced output

$11,295.00 CAD
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Description

The Microtech Gefell UM 57 is a faithful reissue of a legendary vintage studio microphone whose sound helped shape an entire era of recording. It features the original M7 capsule, manufactured in-house with gold-plated PVC diaphragms, preserving the distinctive sonic character that made the original UM 57 so highly regarded. The sound is warm, expressive, and natural, qualities that continue to be appreciated by artists and producers seeking an authentic and musical recording experience.

Designed for professional studio use, the UM 57 combines classic tube character with practical versatility. Its tube-based electronics contribute to a smooth and rich tonal response, while the accompanying power supply allows convenient remote selection of different polar patterns, making the microphone adaptable to a wide range of recording situations. Supplied as a complete set with its power supply, connecting cable, and elastic suspension, the UM 57 integrates seamlessly into high-end studio environments and offers a timeless sound that reflects Microtech Gefell’s long-standing recording heritage.

Features

Classic Tube Sound
Delivers the warm, rich tone that defined vintage recordings and is still loved by artists and producers today.

Original M7 Capsule
Uses the legendary M7 capsule with gold-plated diaphragms for an authentic and musical sound character.

Authentic Reissue Design
Faithfully recreates the original Gefell UM 57, preserving its iconic look and sonic identity.

Selectable Pickup Patterns
Allows easy switching between different recording patterns to suit vocals, instruments, or room capture.

Low-Noise Tube Electronics
Carefully selected tube circuitry ensures clean performance with smooth, natural detail.

External Power Supply Control
Provides stable power and convenient control of microphone settings from a dedicated unit.

Complete Studio Package
Includes power supply, cable, shock mount, and protective case, ready for professional studio use.

Premium Craftsmanship
Finished with a classic hammered design and built for long-term reliability and visual appeal.

Specifications

General Specifications
Device Type: Vintage Studio Tube Condenser Microphone
Acoustic Principle: Pressure Gradient Receiver
Capsule Type: M7
Diaphragm Material: Gold-Plated PVC
Preamplifier Tube: EF 86 Pentode Operated as Triode
Power Supply: External UN 57
Polar Pattern Switching: Remote via Power Supply
Included Accessories: UN 57 Power Supply, C Tube Connecting Cable, EA 92 Elastic Suspension, Storage Case
Finish: Fine Hammered

Directional Characteristics
Polar Patterns: Omnidirectional
Polar Patterns: Cardioid
Polar Patterns: Figure-Eight

Acoustical Performance
Frequency Response: 20 Hz to 20,000 Hz
Sensitivity at 1 kHz: 17 mV/Pa
Nominal Impedance: 200 Ω
Maximum SPL at 0.5% THD: 120 dB
Dynamic Range: 104 dB

Noise Performance
Equivalent Noise Level DIN EN 60268-4: 16 dB(A)
Equivalent Noise Level CCIR 468-4: 24 dB
Signal-to-Noise Ratio A-Weighted: 78 dB
Signal-to-Noise Ratio CCIR: 70 dB

Electrical Specifications
Operating Voltage (Anode): 120 V
Anode Current: 1 mA
Heating Voltage: 5.8 V
Heating Current: 200 mA

Connections
Microphone Connector: 7-Pin
Output Connector: XLR 3-Pin Male

Power Supply Specifications
Mains Voltage: 115 V / 230 V
Mains Frequency: 50 Hz / 60 Hz
Controls: Power Switch
Controls: Polar Pattern Selector Switch

Physical Characteristics
Microphone Length: 197 mm
Microphone Diameter: 42 mm
Microphone Weight: 430 g

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