O.H.M Matching Headphone Amplifier
Studio-Quality Performance with an Audiophile Soul
The O.H.M. Amp is engineered to elevate your headphone listening experience, blending studio-grade performance with the finesse of audiophile craftsmanship. Choose from three independently selectable input sources – balanced XLR/TRS inputs, gold-plated RCA connectors, or a professional Bluetooth receiver with a Burr Brown DAC – to bring your headphones to life like never before.
Optimized Impedance Matching
With its impedance selector, the O.H.M. Amp ensures perfect compatibility between its output and your headphones, whether you’re using low-impedance earbuds or high-end audiophile models. Dual headphone outputs – 6.35 mm (1/4”) and 3.5 mm (1/8”) – provide seamless connectivity without the need for adapters.
Cutting-Edge Components
At its core, the O.H.M. Amp features state-of-the-art technology: discrete Diamond Buffers from the acclaimed Heritage Audio R.A.M System 2000 and 5000 series, along with Burr Brown operational amplifiers. The result? Unmatched sound fidelity and ultra-low noise levels. Regardless of the headphones you use, this amplifier delivers flawless, audiophile-grade sound.
Precise Volume Control
Take full command of your output levels with the O.H.M. Amp. Featuring an audiophile-grade Alps "Blue Velvet" volume potentiometer, this amplifier is designed for precision and durability, making it the perfect choice for discerning listeners.
Versatility Redefined
Need more flexibility? The O.H.M. Amp includes integrated Thru outputs, allowing you to connect multiple devices or use it as a premium Bluetooth receiver. It’s the ideal companion for both personal and professional setups.
Low-Noise Power Supply
Powered by an external 30V high-voltage power supply, the O.H.M. Amp delivers exceptional dynamic range, outstanding signal-to-noise ratio, and minimal harmonic distortion across all impedances. This robust power supply ensures consistent performance, making it a standout option for any audio environment.
Elegant and Adaptable Design
Whether placed on a desk or mounted on a 5/8" studio microphone stand, the O.H.M. Amp combines functionality with sleek aesthetics, catering to your every need.
O.H.M Amp – Experience unmatched sound fidelity, anywhere.
Product Features
- Advanced Impedance Matching: Dynamically adjusts output impedance for optimal headphone performance.
- Extensive Connectivity: Choose from balanced XLR/TRS, unbalanced RCA, or Bluetooth inputs – all independently selectable for maximum flexibility.
- Premium Volume Control: Features the audiophile-grade Alps "Blue Velvet" potentiometer for precise level adjustments.
- High-Quality Components: Discrete Diamond Buffers and Burr Brown operational amplifiers ensure superior sound fidelity and low noise.
- Professional Bluetooth Receiver: Equipped with advanced codecs (APTX, APTX LL, AAC, APTX HD, SBC) and a Burr Brown DAC for crystal-clear wireless audio.
- Dual Headphone Outputs: Independent 6.35 mm (1/4") and 3.5 mm (1/8") jacks eliminate the need for adapters.
- Thru Output: Daisy-chain multiple O.H.M. Amps or use it as a high-end Bluetooth receiver.
- High-Voltage Power Supply: Includes an external low-noise 30V power supply for exceptional performance across all impedance levels.
Specifications
- Inputs: 2x RCA (unbalanced), 2x XLR/TRS combo (balanced)
- Output Impedance: LOW, 32, 50, 80, 250, 600 ohms
- Outputs: 6.35 mm TRS, 3.5 mm TRS
- Bluetooth Codecs: APTX, APTX LL, AAC, APTX HD, SBC
- Power Supply: 30 VDC, 0.4 A (external)
- Dimensions (W x H x D): 170 x 50 x 150 mm
- Weight: 888 g
