Amplifiers | McMaster-Carr

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133 Products

Communication

Sound Amplifiers

Sound Amplifiers

Power your speaker or public address system

Speakers

Play announcements, music, and other sounds

Telephone Volume Amplifiers

Telephone Volume Amplifiers

Boost the volume of your phone so you can better hear in noisy places

Microphones

Communicate through speakers, public address systems, and radios

Speaker/Microphones

Speaker/Microphones

Connect to your radio to converse without having to unclip it from your belt

Signal Boosters

Signal Boosters

Amplify weak cellular signals to reduce dropped calls and improve download speeds

Radios

Everything from walkie talkies to CB and AM/FM radios

Megaphones

Amplify your voice without hooking up to a speaker

Public Address Systems

Public Address Systems

Broadcast your voice to audiences with the microphone and built-in speaker

Power Transmission

Compressed Air Flow Boosters

Compressed Air Flow Boosters

Amplify flow from a compressed air supply to make sure tools and machines receive enough

Compressed Air Pressure Boosters

Compressed Air Pressure Boosters

Ensure tools receive sufficient air pressure by compressing the supply

Electrical

Transistors

Boost weak electrical signals and rapidly control data transmission

Fluid Handling

Air Knife Positioning Arms

Air Knife Positioning Arms

Two swiveling joints move your air knife and direct airflow

Air Knife Mounting Brackets

Air Knife Mounting Brackets

Mate with the end of air knife positioning arms to attach air knives

Air Knives

Create a sheet of high-velocity air that dries, cleans, and cools parts and equipment

Measuring and Inspecting

Stethoscopes

Detect internal mechanical problems like worn parts, excessive vibration, and fluid leaks

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)