56 Highlights 81 Differences 0 Reactions 0 Likes

Universal Audio Bock 251 Facts: 136 Specifications & 56 Highlights

We explored the Universal Audio Bock 251 microphone from every angle — and found 136 specs & features like general information, dimensions & weight, audio performance & connectivity & interfaces that make it a standout performer.

61 Points
Universal Audio Bock 251

Highlights 56

No extras. Just what matters.
61 Points

Why is Universal Audio Bock 251 better than other microphones ?

General Information

Scroll down for more facts

Dimensions & Weight

Scroll down for more facts

Audio Performance

Scroll down for more facts

Connectivity & Interfaces

Scroll down for more facts

Power & Battery

Scroll down for more facts

Controls & Features

Scroll down for more facts

Build & Design

Scroll down for more facts

Package & Accessories

Scroll down for more facts

Certification & Compliance

Scroll down for more facts

Advanced Features

Scroll down for more facts

Quick Take

The essentials that matter—nothing extra

A fast snapshot of the Universal Audio Bock 251, covering its standout specification and what you can expect right out of the box.

Universal Audio Bock 251
Universal Audio Bock 251

Universal Audio Bock 251 is a flagship large-diaphragm tube condenser microphone delivering classic 251-style warmth and detailed high-end for professional vocal recording. Handbuilt in the USA with a CK12 capsule and multi-pattern design, it's ideal for studios seeking a vintage tube microphone for vocals and acoustic instruments.

Specifications & Facts 136

Specs measured. Drama avoided.

All you need to know about the Universal Audio Bock 251 microphone is right here — from general information, dimensions & weight, audio performance & connectivity & interfaces to what sets it apart from other microphones. Let the community guide you.

General Information 17

Universal Audio Bock 251 Model Name

What is the model name?

68 Universal Audio Bock 251 0 Votes UA Bock 251

28 Microphones in this range Super 55 Deluxe

Universal Audio Bock 251
Universal Audio Bock 251

The model name of this product is UA Bock 251. This identifies the specific version or series of the microphone, known for its distinct features and sound profile.

The specific product identifier from the manufacturer.

Universal Audio Bock 251 Intended Use

What is the intended use?

74 Universal Audio Bock 251 0 Votes Podcast

28 Microphones in this range Studio, Live, Podcast, Broadcast, Instrument, Streaming

Universal Audio Bock 251
Universal Audio Bock 251

This microphone is intended for Podcast recording, indicating its suitability for voice capture, interviews, and other spoken-word applications. Its design and features are optimized to deliver clear and articulate speech.

Describes the primary application area.

Universal Audio Bock 251 Mounting Type

What is the mounting type?

59 Universal Audio Bock 251 0 Votes Shock Mount

22 Microphones in this range Clip

Universal Audio Bock 251
Universal Audio Bock 251

The microphone's mounting type is a Shock Mount, which is specifically designed to isolate the microphone from vibrations and handling noise. This ensures a cleaner and more professional audio recording by preventing unwanted thumps and rumbles.

The typical mounting or support style.

Universal Audio Bock 251 Age Group

What is the age group?

99 Universal Audio Bock 251 0 Votes Professional

38 Microphones in this range Adult, Professional

Universal Audio Bock 251
Universal Audio Bock 251

This microphone is targeted towards a Professional age group or skill level, indicating its advanced features, high-fidelity audio capture, and robust build quality are suited for experienced users and demanding recording environments.

The intended user age bracket.

Universal Audio Bock 251 Recording Application Category

What recording applications is it best for?

89 Universal Audio Bock 251 0 Votes Streaming

34 Microphones in this range Studio, Live, Podcast, Broadcast, Streaming

Universal Audio Bock 251
Universal Audio Bock 251

The microphone falls under the Streaming recording application category, making it well-suited for live broadcasts, online content creation, and real-time audio capture. Its characteristics are optimized for clear and engaging communication in digital environments.

Specific contexts where the mic is best suited.

Universal Audio Bock 251 Product Type

What is the product type?

69 Universal Audio Bock 251 0 Votes Condenser

29 Microphones in this range Condenser

Defines the basic category of the microphone.

Dimensions & Weight 11

Universal Audio Bock 251 Width

What is the width?

2 inch 0 Votes
Universal Audio Bock 251
2.48 inch (Average)

Universal Audio Bock 251
Universal Audio Bock 251

The microphone has a width of 2 inches. This compact size contributes to its ease of placement in various recording setups.

The microphone’s overall width.

Universal Audio Bock 251 Height

What is the height?

1.58 inch 0 Votes
Universal Audio Bock 251
7.38 inch (Average)

The microphone’s overall height.

Universal Audio Bock 251 Weight

What is the weight?

1.58 lbs 0 Votes
Universal Audio Bock 251
1.26 lbs (Average)

The microphone’s physical weight.

Universal Audio Bock 251 Depth

What is the depth?

2 inch 0 Votes
Universal Audio Bock 251
2.79 inch (Average)

The microphone’s overall depth.

Universal Audio Bock 251 Package Width

What is the package width?

10 inch 0 Votes
Universal Audio Bock 251
10.59 inch (Average)

The shipping package’s width.

Universal Audio Bock 251 Package Depth

What is the package depth?

8 inch 0 Votes
Universal Audio Bock 251
8.48 inch (Average)

The shipping package’s depth.

Audio Performance 24

Universal Audio Bock 251 Microphone Type

What is the microphone type?

89 Universal Audio Bock 251 0 Votes Condenser

37 Microphones in this range Condenser

Universal Audio Bock 251
Universal Audio Bock 251

This is a Condenser microphone type, which is known for its high sensitivity, wide frequency response, and detailed sound capture. These characteristics make it ideal for studio recording of vocals and acoustic instruments.

Defines the operating principle of the microphone.

Universal Audio Bock 251 Capsule Type

What is the capsule type?

59 Universal Audio Bock 251 0 Votes Large Diaphragm

27 Microphones in this range Electret

Universal Audio Bock 251
Universal Audio Bock 251

The microphone features a Large Diaphragm capsule type, which typically provides a wider frequency response and lower self-noise compared to smaller diaphragms. This makes it ideal for capturing rich, detailed vocals and instruments in studio settings.

Specifies the capsule style that influences sound capture.

Universal Audio Bock 251 Equivalent Noise Level

What is the equivalent noise level?

18 dB 0 Votes
Universal Audio Bock 251
10.39 dB (Average)

Universal Audio Bock 251
Universal Audio Bock 251

The equivalent noise level is 18 dB, representing the inherent self-noise generated by the microphone's electronics. A lower value indicates a quieter microphone, crucial for capturing subtle audio details without hiss.

The self-noise generated by the microphone.

Universal Audio Bock 251 Acoustic Principle

What is the acoustic principle?

89 Universal Audio Bock 251 0 Votes Pressure Gradient

39 Microphones in this range Pressure Gradient

Universal Audio Bock 251
Universal Audio Bock 251

This microphone operates on the Pressure Gradient acoustic principle, which means it responds to the difference in sound pressure between the front and back of its diaphragm. This design is fundamental to achieving directional polar patterns.

The underlying sound capture mechanism.

Universal Audio Bock 251 Transient Response

What is the transient response?

49 Universal Audio Bock 251 0 Votes Medium

29 Microphones in this range Fast

Universal Audio Bock 251
Universal Audio Bock 251

The microphone exhibits a Medium transient response, indicating its ability to accurately capture the attack and decay of sounds. A medium response offers a balanced reproduction, suitable for a wide range of instruments and vocals.

Ability to capture sudden sound changes.

Universal Audio Bock 251 Off-Axis Rejection

What is the off-axis rejection?

10 dB 0 Votes
Universal Audio Bock 251
24.95 dB (Average)

Universal Audio Bock 251
Universal Audio Bock 251

The off-axis rejection is 10 dB, meaning sounds coming from the sides or rear of the microphone are attenuated by this amount compared to on-axis sounds. This helps to reduce unwanted room ambiance and background noise.

Sensitivity drop when sound comes from the side/rear.

Connectivity & Interfaces 10

Universal Audio Bock 251 Connection Interface

What is the connection interface?

39 Universal Audio Bock 251 0 Votes XLR

16 Microphones in this range XLR

Universal Audio Bock 251
Universal Audio Bock 251

The microphone uses an XLR connection interface, which is a professional standard for balanced audio signals. This ensures high-quality audio transmission with minimal interference over longer cable runs.

Defines the main interface for connectivity.

Universal Audio Bock 251 Cable Detachable

Is the cable detachable?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Universal Audio Bock 251
Universal Audio Bock 251

The cable is detachable, offering convenience for storage, replacement, or customization of cable length and type. This design also improves the microphone's portability.

Whether the cable can be detached or replaced.

Universal Audio Bock 251 Shielding Against RF Interference

Is there RF shielding?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Universal Audio Bock 251
Universal Audio Bock 251

The microphone features shielding against RF interference, which helps to prevent unwanted radio frequency noise from affecting your audio recordings. This is crucial for maintaining clear and professional sound quality, especially in environments with many electronic devices.

Indicates built-in protection against RF interference.

Universal Audio Bock 251 Audio Output Options

What are the audio output options?

69 Universal Audio Bock 251 0 Votes Analog, Balanced

30 Microphones in this range Analog, Balanced

Lists output signal formats available.

Universal Audio Bock 251 Phantom Power Support

Does it support phantom power?

No 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Whether the mic supports phantom power.

Universal Audio Bock 251 Multi-Device Pairing

Does it support multi-device pairing?

No 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Ability to connect to multiple devices simultaneously.

Power & Battery 5

Universal Audio Bock 251 Power Source

What is the power source?

29 Universal Audio Bock 251 0 Votes External Adapter

27 Microphones in this range Phantom

Universal Audio Bock 251
Universal Audio Bock 251

The microphone is powered by an External Adapter, ensuring a consistent and reliable power source for optimal performance. This method typically provides stable voltage and current, reducing the chance of power-related noise.

Defines how the microphone is powered.

Universal Audio Bock 251 Auto Power-Off

Does it have auto power-off?

No 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Whether the microphone shuts down automatically when idle.

Universal Audio Bock 251 Replaceable Battery Support

Does it support replaceable batteries?

No 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Indicates if batteries can be swapped.

Universal Audio Bock 251 External Power Supply Compatibility

Is it compatible with an external power supply?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Can the mic run on external AC/DC supply.

Universal Audio Bock 251 Power Indicator Light

Does it have a power indicator light?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Whether a light shows power/battery status.

Controls & Features 18

Universal Audio Bock 251 Onboard Controls

What onboard controls are available?

74 Universal Audio Bock 251 0 Votes Switches

33 Microphones in this range Switches

Universal Audio Bock 251
Universal Audio Bock 251

The microphone features onboard controls in the form of Switches, allowing for direct adjustment of settings without external software or devices. These provide tactile feedback and ease of use during recording sessions.

Types of direct physical controls.

Universal Audio Bock 251 Multi-Mode Switch

Does the microphone have a multi-mode switch?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Universal Audio Bock 251
Universal Audio Bock 251

The microphone includes a multi-mode switch, providing flexibility to adapt its operation to various recording needs or environments. This allows users to easily change settings such as polar patterns or filters.

Shows whether the microphone includes a switch to toggle between different recording modes or polar patterns.

Universal Audio Bock 251 On/Off Switch

Does it include an on/off switch?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Whether the microphone includes a physical on/off switch.

Universal Audio Bock 251 Mute Function

Does it have a mute function?

No 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Ability to mute audio directly on the mic.

Universal Audio Bock 251 Gain Control

Does it have gain control?

No 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Ability to adjust input gain directly.

Universal Audio Bock 251 Headphone Monitoring

Does it support headphone monitoring?

No 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Direct monitoring via headphone output.

Build & Design 18

Universal Audio Bock 251 Detachable Mount

Is the mount detachable?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Universal Audio Bock 251
Universal Audio Bock 251

The microphone features a detachable mount, providing flexibility for different mounting configurations or easier storage and transport when not in use.

If the mount can be detached for flexibility.

Universal Audio Bock 251 Internal Dampening Material

What is the internal dampening material?

89 Universal Audio Bock 251 0 Votes Composite

25 Microphones in this range Foam

Universal Audio Bock 251
Universal Audio Bock 251

The internal dampening material is made of Composite, which helps to reduce unwanted resonances and internal reflections within the microphone body, leading to a cleaner sound capture.

The material used internally to reduce noise/vibration.

Universal Audio Bock 251 Corrosion Resistance

Is it corrosion resistant?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Universal Audio Bock 251
Universal Audio Bock 251

The microphone features corrosion resistance, indicating that its materials and construction are designed to withstand environmental factors that might cause degradation. This prolongs the microphone's lifespan and maintains its aesthetic.

Indicates if materials resist corrosion.

Universal Audio Bock 251 Body Material

What is the body material?

79 Universal Audio Bock 251 0 Votes Brass

23 Microphones in this range Metal

The main structural material of the microphone body.

Universal Audio Bock 251 Shock Mount

Is a shock mount included?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Whether a shock mount is included to reduce vibrations.

Universal Audio Bock 251 Finish/Coating

What finish/coating does it have?

44 Universal Audio Bock 251 0 Votes Nickel

21 Microphones in this range Matte

Exterior treatment or surface finish.

Package & Accessories 12

Universal Audio Bock 251 Carrying Case

Is there a carrying case included?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Universal Audio Bock 251
Universal Audio Bock 251

A carrying case is provided, offering convenient and secure transportation and storage for the microphone and its accessories. This helps protect the equipment from damage when traveling or not in use.

Whether a protective carrying case is part of the package.

Universal Audio Bock 251 Instruction Manual

Is an instruction manual included?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Universal Audio Bock 251
Universal Audio Bock 251

An instruction manual is provided, offering comprehensive guidance on setting up, operating, and maintaining the microphone. This ensures users can fully utilize all its features and troubleshoot common issues.

Whether a manual or quick-start guide is included.

Universal Audio Bock 251 Packaging Type

What is the packaging type?

59 Universal Audio Bock 251 0 Votes Hard Case

19 Microphones in this range Box

Universal Audio Bock 251
Universal Audio Bock 251

The microphone is packaged in a Hard Case, offering superior protection and durability for storage and transport. This ensures the microphone remains safe from impacts and environmental factors.

Defines how the product is packaged.

Universal Audio Bock 251 Warranty Card

Is a warranty card included?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Universal Audio Bock 251
Universal Audio Bock 251

A warranty card is included with the product, providing important information regarding the warranty coverage and terms for your purchase.

Whether a warranty card is included.

Universal Audio Bock 251 Stand/Tripod

Is a stand/tripod included?

No 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Whether a stand or tripod is included in the box.

Universal Audio Bock 251 Cables

Are cables included?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Indicates if connecting cables are provided.

Certification & Compliance 7

Universal Audio Bock 251 Environmental Compliance

Is it environmentally compliant?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Universal Audio Bock 251
Universal Audio Bock 251

This product demonstrates environmental compliance, indicating adherence to regulations and standards concerning ecological impact and sustainable manufacturing practices.

Compliance with eco/environmental regulations.

Universal Audio Bock 251 FCC/CE Approval

Is it FCC/CE approved?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Universal Audio Bock 251
Universal Audio Bock 251

This product has received FCC/CE approval, meaning it complies with the electromagnetic compatibility and safety standards for electronic devices in relevant regions. This ensures the microphone operates without causing undue interference and meets safety requirements.

Explicit FCC/CE compliance approval.

Universal Audio Bock 251 RoHS Compliance

Is it RoHS compliant?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Universal Audio Bock 251
Universal Audio Bock 251

The product is RoHS compliant, meaning it adheres to the Restriction of Hazardous Substances Directive. This ensures that the microphone is free from certain dangerous materials, reflecting a commitment to environmental safety and public health.

Restriction of Hazardous Substances directive compliance.

Universal Audio Bock 251 Warranty

What is the warranty period?

2 years 0 Votes
Universal Audio Bock 251
2.81 years (Average)

Duration of manufacturer warranty coverage.

Universal Audio Bock 251 Temperature Range (Operating)

What is the operating temperature range?

59 Universal Audio Bock 251 0 Votes 32° to 104°F

40 Microphones in this range 32° to 104°F

Operating temperature window for reliable use.

Universal Audio Bock 251 Safety Compliance

Is it safety compliant?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Indicates adherence to safety regulations.

Advanced Features 14

Universal Audio Bock 251 Multi-Pattern Switching

Does it support multi-pattern switching?

Yes 0 Votes Universal Audio Bock 251

Yes Microphones in this range

Ability to switch between multiple pickup patterns.

Universal Audio Bock 251 DSP Processing

Does it include DSP processing?

No 0 Votes Universal Audio Bock 251

Microphone in this range Who knows? (Help us out by suggesting one!)

Built-in digital signal processing for sound shaping.

Universal Audio Bock 251 AI Noise Cancellation

Does it feature AI noise cancellation?

No 0 Votes Universal Audio Bock 251

Microphone in this range Who knows? (Help us out by suggesting one!)

AI-powered suppression of background noise.

Universal Audio Bock 251 Beamforming Technology

Does it support beamforming?

No 0 Votes Universal Audio Bock 251

Microphone in this range Who knows? (Help us out by suggesting one!)

Uses mic arrays to focus on sound sources.

Universal Audio Bock 251 Voice Tracking

Does it include voice tracking?

No 0 Votes Universal Audio Bock 251

Microphone in this range Who knows? (Help us out by suggesting one!)

Automatically follows speaker’s voice.

Universal Audio Bock 251 Recording Profiles

Does it have recording profiles?

No 0 Votes Universal Audio Bock 251

Microphone in this range Who knows? (Help us out by suggesting one!)

Predefined sound settings for specific uses.

Surveys

Because hot takes deserve votes.

Universal Audio Bock 251 Sound Quality

How would you rate the sound quality of this microphone?

Crisp and professional 0 Votes
Good and clear 0 Votes
Average clarity 0 Votes
Distorted and unclear 0 Votes

Universal Audio Bock 251 Noise Handling

How well does this microphone handle background noise?

Blocks out most noise 0 Votes
Handles noise fairly well 0 Votes
Reduces some noise 0 Votes
Picks up everything 0 Votes

Universal Audio Bock 251 Battery Life

How long does the battery last on this microphone?

Excellent — Over 20 hours 0 Votes
Long lasting — 10 to 20 hours 0 Votes
Decent — 5 to 10 hours 0 Votes
Short — 2 to 5 hours 0 Votes
Very short — Under 2 hours 0 Votes

Universal Audio Bock 251 Durability

How durable is this microphone based on build and lifespan?

Highly durable — Over 4 years 0 Votes
Solid — 2 to 4 years 0 Votes
Average — 1 to 2 years 0 Votes
Very fragile — Less than 1 year 0 Votes

Universal Audio Bock 251 Weight

How heavy is this microphone?

Ultra-light — Under 150 grams 0 Votes
Lightweight — 150 to 300 grams 0 Votes
Medium — 300 to 500 grams 0 Votes
Heavy — 500 to 800 grams 0 Votes
Very heavy — Over 800 grams 0 Votes

Universal Audio Bock 251 Design Appeal

How attractive is the design of this microphone?

Plain and boring 0 Votes
Somewhat okay 0 Votes
Nice looking 0 Votes
Stylish and modern 0 Votes

Universal Audio Bock 251 Pricing

How do you feel about the price of this microphone?

Great value for money 0 Votes
Pretty good price 0 Votes
Fair deal 0 Votes
Kinda pricey 0 Votes
Crazy expensive 0 Votes

Universal Audio Bock 251 Sensitivity

How sensitive is this microphone to capturing sound?

Very sensitive — Detects quiet sounds clearly 0 Votes
Sensitive — Captures a wide sound range 0 Votes
Moderate — Picks up normal voice levels well 0 Votes
Low — Needs to be close to sound source 0 Votes
Very low — Struggles to capture soft voices 0 Votes

Universal Audio Bock 251 Frequency Response Range

What do you think about the frequency response range of this microphone?

Wide range — 20 Hz to 20 kHz 0 Votes
Good range — 30 Hz to 18 kHz 0 Votes
Decent range — 40 Hz to 16 kHz 0 Votes
Limited range — 50 Hz to 14 kHz 0 Votes
Narrow range — Above 60 Hz only 0 Votes

Universal Audio Bock 251 Connectivity

How stable and reliable is the connection of this microphone?

Excellent — Always stable, no dropouts 0 Votes
Good — Works smoothly with rare issues 0 Votes
Decent — Occasional minor disconnections 0 Votes
Weak — Disconnects sometimes 0 Votes
Poor — Frequently loses connection 0 Votes

Guides 1

Yes, we brought proof.

Files 1

Universal Audio Bock 251 Manual

uaudio.com
uaudio.com

Reviews 0

The good, the bad, and the brutally honest.

Average Rating

Universal Audio
Universal Audio
Universal Audio Bock 251
Universal Audio Bock 251
0 / 5 0 Reviews

Discussions 0

Thoughts, takes, and hot debates.

Awards 0

Only the best made it here.
Peep the Winners

Collections 0

Treasures You’ve picked. No fluff, all fun.

More Microphones 3

Unlock more awesome finds.

Microphones like Universal Audio Bock 251 1

Other Universal Audio Microphones 2

Universal Audio Bock 251
Universal Audio
Universal Audio
Universal Audio Bock 251