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EarMen CH-Amp Headphone Amplifier - Clean Power, Detailed Sound
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EarMen CH-Amp Headphone Amplifier

EarMen CH-Amp Headphone Amplifier

by EarMen
$799.00
Product Page Features
  • 365 day returns
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Free Shipping Straight to your door.
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EarMen CH-Amp Headphone Amplifier/Pre-Amplifier

The EarMen CH-Amp has everything you could ever want from a Balanced Headphone Amplifier/Preamp. Its low noise performance, balanced architecture, and high power output ensure you can enjoy clean and clear sound on even the most power-hungry devices. Connect through the high-powered single-ended or 4.4mm balanced outputs and experience next-level resolution and detail in your favorite music.

 earmen ch amp front view

The CH-Amp features Composite OP-Amp for rock solid sound performance

The Composite OP-Amp design of the CH-Amp ensures consistent power delivery, so you can enjoy a smooth and clear sound without interruptions.

earmen ch amp front quarter view

The CH-Amp uses only premium components for improved detail and clarity

EarMen built the CH-Amp using only the most premium components to deliver class-leading sound performance.

Inside the CH-Amp are WIMA Capacitors, MELF Resistors, and SoundPlus OPA1642 OP-Amps - all three combine to ensure you can enjoy clean sound through the CH-Amp.

 earmen ch amp front quarter view with remote

Gain Switch, so you can match your headphones perfectly on the CH-Amp

The EarMenn CH-Amp features a nifty gain switch, so you can fine tune the CH-Amp to your headphone's power requirements.

Flick the Gain Switch and power even the most power-hungry headphones with ease. With up to 3.8W of power through the Balanced Output, the CH-Amp will power any headphone with juice to spare.

 earmen ch amp back view

Robust Power Supply, for a reliable and consistent sound

The CH-Amp comes with a premium power supply that's built using only the most premium components. This ensures the power supply delivers clean and consistent power to your devices.

The best part? You can use the included power supply with other EarMen products like the Tradutto DAC and Staccato Streamer and enjoy full-bodied sound no matter the source.

earmen ch amp side by side

CH-Amp Specifications

Inputs

Line 1: RCA Single End Input

Input Sensitivity = 2V

Line 2: RCA Single End Input

Input Sensitivity = 2V

Line 3: Balanced 4.4 mm

Input Sensitivity = 4V

Headphone Outputs

SE 6.35mm: output impedance = <1 Ω

Balanced 4.4mm: output impedance = <1 Ω

Pre Outputs

RCA (SE Output): output impedance = 100Ω

Balanced 4.4mm: output impedance = 200Ω

Single-ended Output

Output Level: 7Vrms (SE Input), 11Vrms (BAL Input)

Max Power: 1.5W (SE Input), 3.8W (BAL Input)

THD+N: 0.0008% (SE Input), 0.0005% (BAL Input)

SNR: >116dB (SE Input), >118dB (BAL Input)

Frequency Response: ±0.005dB (SE Input), ±0.005dB (BAL Input)

Fully Balanced Output

Output Level: 7Vrms (SE Input), 11Vrms (BAL Input)

Max Power: 1.5W (SE Input), 3.8W (BAL Input)

THD+N: 0.0008% (SE Input), 0.0007% (BAL Input)

SNR: >118dB (SE Input), >119dB (BAL Input)

Frequency Response: ±0.005dB (SE Input), ±0.005dB (BAL Input)

Line

Output Level: 8V (Balanced Output), 4V (Single-end Output)

Output Impedance: 200Ω (Balanced Output), 100Ω (Single-end Output)

Gain

SE 6.35mm: 7V (1.5W / 32Ω) (High), 2.9V (260mW / 32Ω) (Low)

Balanced 4.4mm: 11V (3.8W / 32Ω) (High), 5.5 V (1W / 32Ω) (Low)

Dimension

LxHxW: 150x30x150 mm / 5,9"x1,18"x5,9"

Weight: 550 gr / 1,21lbs

PSU Dimension LxHxW: 150x60x150 mm / 5,9"x2,36"x5,9"

PSU Weight: 1590 gr / 3,52 lbs

CH-Amp User Manual

User Manual

Shipping is FREE on all orders to customers within the USA.

We don't want to mess around with fine print and extra charges. We like things to be simple and easy. 

Here's how shipping works around here:

  1. Place your order
  2. You'll receive a confirmation e-mail. This means we've received your order and have pre-authorized your payment method.
  3. We check the stock levels on your product.
    • If it's available, we'll get it shipped within 3 business days.
    • If it's not available, we'll reach out by email and make alternate arrangements.
    • If you placed a pre-order, we'll keep you updated by email on the status of your order.
  4. You'll receive another email with shipping/tracking information.

Learn More

We get it. Audio gear can be subjective. That's why we offer our industry-leading 365 day return policy. Here's a quick rundown;

  • 365 Day Returns, for ANY reason.
  • ZERO Return Shipping Cost
  • You will receive your hard-earned money back in your pocket, NOT store credit.

Learn More

We get it. You've got a lot of choice when it comes to online retailers. Here's why we think you should shop with us at HiFiSoundGear.

  • 365 Day Returns. Not happy with your product? We'll buy it back.
  • Free Shipping in the USA. No extra charges. Ever.
  • Price Match Guarantee. We'll beat another authorized dealer by 5% for the best prices online, guaranteed.
  • Zero Shenanigans. If we can't help you, we won't pretend like we can.
  • Old-School Service. We pride ourselves on the best service, anywhere.
  • Your Satisfaction Guaranteed. We handpick our products for quality, and we know you'll love them. But if there is ever something wrong, we'll fix it.
  • No Taxes (Except in CO) We're small enough that we don't need to charge taxes on your orders in any state but Colorado.

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