RA53 Stereo Headphone Amplifier Schematic Diagram

This isthe schematic diagram ofRollsRA53 Stereo Headphone Amplifier Circuit, the five-channel headphone amplifierwith a variety of input options.
The herein are specifications ofRollsRA53 Stereo Headphone Amplifier:
Input Impedance:                10 KW
Max Input Level:                  18 dBV
Max Gain:                             26 dB per channel
Maximum Output Power:     300 mW per channel
Output Impedance:              10 W
S/N Ratio:                             >90 dB
THD:                            <.08%
IMD (SMPTE):               <.08%
Power:                         12 VAC
Size:                             8.4” x 1.7” x 5” (21.3 x 4.3 x 13 cm)
Weight:                        2.5 lbs (1.14 kg)
The RA53 Stereo Headphone Amplifier Circuit has lot of gain to be operated in noisy environment and works with any headphone impedance.
Source: http://www.hqew.net/circuit-diagram/RA53-Stereo-Headphone-Amplifier-Schematic-Diagram_5823.html