Tag: headphone amplifier

Audioengine D1 USB DAC

How quickly do things change? Just a couple of years ago a headphone enthusiast could count the number of headphone DACs in a handful of seconds. Now, in the early months of 2012 the list is significantly larger and growing with each passing day. Specifications: DAC type: Dual Mode USB and Optical (SPDIF) Inputs: USB/Optical
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Trends Audio PA-10 Hybrid Tube Headphone Amplifier

Specifications: Vacuum Tube: 6DJ8/6922 series or 12AU7 series (exchangeable) Output Stage: MOSFET x 2 Amplification Gain: x3 (for Audio CD/DAC IN) x20 (for Audio PC/iPod IN) Signal-to-Noise Ratio: (SNR) 92dB Power Output: 3.0 Watts per channel on 33 Ohm Headphone Frequency response: 15 Hz -100 kHz -1db Input Impedance: 100k Ohms THD+Noise: 0.05% @ 10k
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HeadRoom Total BitHead

Play the tape machine, make the toast and tea When I’m mobile Well, I can lay in bed with only highway ahead When I’m mobile Keep me moving …or so sang Pete Townshend 35 years ago on The Who’s 1971 classic, Who’s Next. Today, the ubiquity of cell phones, laptop computers and portable audio devices hasn’t
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Building a Stereo Headphone Amplifier – From a Kit

Nearly all vintage pre-amps/integrated amps have headphone jacks. Unfortunately some of them don’t work, or stop working. Also unfortunately, some of these jacks are hard to get at, and some are directly mounted to the main PC board or one of its satellites (meaning you have to match its configuration in a catalog. Building a headphone amp
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