This HiFi headphone amplifier circuit design is normally used to drive a headphone with a relative low impedance. It provides one watt power output and it can also be applied as an output stage for ...

As seen from the diagram, there are only a few components; an op-amp, handfull of resistors, a potentiometer and a capacitor. Since the circuit is for only one channel, you should construct two of ...

At $1,999, the Technics HA-507 is a pure analog headphone amplifier and preamplifier with a balanced/dual mono configuration. Although TEAC’s Reference 500 series includes UD models that combine both ...

Borrowing design concepts from TEAC’s top-of-the-line 700 Series, the standout feature of the UD-507 is TEAC’s new proprietary “TRDD5” (TEAC Reference Discrete DAC) designed to produce a crystal-clear ...