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Grado Headphone Amplifiers Desktop, 1/4" Plug

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Some headphone amplifiers are designed to be portable and others are meant to be placed on a desk. This will tell you what style of amplifier this item is.
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This is the manner in which the headphone amplifiers receive an input audio signal.
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This is the manner in which the headphone amplifier will output the audio signal.
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A Digital-to-Analog converter (also known as a DAC) converts a digital audio signal into an analog signal. This is especially helpful for listen to music from digital sources, such as iPods and smart phones.
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This is the required way to give the unit power. Common power sources are 120V AC (Common house plugs), batteries, or a combination of the two. If the headphone amplifier uses batteries, this will list the type of batteries that are required. Please refer to the description to find out how many are required for the unit to be properly powered.
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Grado RA-1 (A/C Version)

A/C Powered Headphone Amplifier with Solid Mahogany Housing

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A/C Powered Headphone Amplifier with Solid Mahogany Housing

• A/C Powered Headphone Amplifier
• State-of-the-Art Performance and Specifically to Play Grado's
• Machined from a Solid Block of Mahogany
• High-Current Output Capability
• Convenient AC Operation
• Inputs: RCA

• A/C Powered Headphone Amplifier
• State-of-the-Art Performance and Specifically to Play Grado's
• Machined from a Solid Block of Mahogany
• High-Current Output Capability
• Convenient AC Operation
• Inputs: RCA

RA1AC small

Item added to your cart.

Price: $425.00

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Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Grado RA-1 HG (High Gain Version)

High Gain A/C Powered Headphone Amplifier with Solid Mahogany Housing

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High Gain A/C Powered Headphone Amplifier with Solid Mahogany Housing

• High Gain A/C Powered Headphone Amplifier
• State-of-the-Art Performance and Specifically to Play Grado's
• Machined from a Solid Block of Mahogany
• High Current Output Capability
• Convenient AC Operation
• Inputs: RCA

• High Gain A/C Powered Headphone Amplifier
• State-of-the-Art Performance and Specifically to Play Grado's
• Machined from a Solid Block of Mahogany
• High Current Output Capability
• Convenient AC Operation
• Inputs: RCA

RA1HG small

Item added to your cart.

Price: $425.00

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7

Grado RA-1 BATTERY

Battery Powered Headphone Amplifier with Solid Mahogany Housing

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Battery Powered Headphone Amplifier with Solid Mahogany Housing

• Battery Powered Headphone Amplifier
• Operates for 40-50 Hours
• Works with Pair of 9V Batteries
• Machined from a Solid Block of Mahogany
• High-Current Output Capability
• Inputs: RCA

• Battery Powered Headphone Amplifier
• Operates for 40-50 Hours
• Works with Pair of 9V Batteries
• Machined from a Solid Block of Mahogany
• High-Current Output Capability
• Inputs: RCA

RA1BATTERY small

Item added to your cart.

Price: $350.00

Allstate logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Mechanical, electrical and product failure covered! 100% parts and labor covered. (Coverage starts after Mfr. warranty)
  • Easy online management! Zero hassle claim service, available 24/7
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