LISA III Portable Headphone Amplifier
Technical Specifications
Device Type Solid State (IC Op-Amp/Buffer Discretehybrid)
Class of Operation DYN-O-BIAS II> Dynamically biased non
Bass Boost parameters Switching output stage..+3dB@160Hz +12dB@ 32Hz. Maximum
Frequency Response Frequency Response @ 100 mW Into a 45Ohm Load.D.C.-1.6 MHz. Within +0 to - 3dBD.C.- 600 KHz. Within +0 to - 1 dB...
Signal-to-Noise Ratio Signal to Noise ratio relative to RatedPower Output. Input Shorted > 100 dB “A” Weighted..
Total Harmonic Distortion Typical Total Harmonic Distortion (THD)
@ rated Output 15 – 30,000Hz
@15 Hz.___< 0.09%
@1KHz.___ < 0.04%
@ 30 KHz.___ < 0.05%
Stereo Crosstalk >95dB @ 1KHz...
Voltage Gain 13.141dB (Av= 4.54)
Input Impedance 50K ohms /100pF...
Input Sensitivity 200mV to 3.0Vrms...
Output Impedance Less than 0.3 Ohms DC-20KHz & < than 1ohm @ 200KHz..
Output Voltage 5.0 Volts RMS from DC- 500KHz @ 1,000Ohms...
Minimum Continuous sine wave PowerOutput
Per channel from 20-20,000Hz
With less than 0.1% THD + Noise
Internal Batteries 9.6v Load Impedance470 mW_ 14 Ohms270 mW 32 Ohms200 mW_ 45 Ohms
Inputs/Outputs (2) RCA inputs, (1) ¼” Inch headphone output...
Operating Voltage 20-24 VDC@50mA..
Power Consumption 26 mA Quiescent..
Technical Specifications
Device Type Solid State (IC Op-Amp/Buffer Discretehybrid)
Class of Operation DYN-O-BIAS II> Dynamically biased non
Bass Boost parameters Switching output stage..+3dB@160Hz +12dB@ 32Hz. Maximum
Frequency Response Frequency Response @ 100 mW Into a 45Ohm Load.D.C.-1.6 MHz. Within +0 to - 3dBD.C.- 600 KHz. Within +0 to - 1 dB...
Signal-to-Noise Ratio Signal to Noise ratio relative to RatedPower Output. Input Shorted > 100 dB “A” Weighted..
Total Harmonic Distortion Typical Total Harmonic Distortion (THD)
@ rated Output 15 – 30,000Hz
@15 Hz.___< 0.09%
@1KHz.___ < 0.04%
@ 30 KHz.___ < 0.05%
Stereo Crosstalk >95dB @ 1KHz...
Voltage Gain 13.141dB (Av= 4.54)
Input Impedance 50K ohms /100pF...
Input Sensitivity 200mV to 3.0Vrms...
Output Impedance Less than 0.3 Ohms DC-20KHz & < than 1ohm @ 200KHz..
Output Voltage 5.0 Volts RMS from DC- 500KHz @ 1,000Ohms...
Minimum Continuous sine wave PowerOutput
Per channel from 20-20,000Hz
With less than 0.1% THD + Noise
Internal Batteries 9.6v Load Impedance470 mW_ 14 Ohms270 mW 32 Ohms200 mW_ 45 Ohms
Inputs/Outputs (2) RCA inputs, (1) ¼” Inch headphone output...
Operating Voltage 20-24 VDC@50mA..
Power Consumption 26 mA Quiescent..