VT25920 Test Bench

DC Bias Point

Vg=-1V Vp=12V Ip=14.3mA

 

Measure Results

1kHz Sinusoid,   Vout=3Vpp,  RL=75ohm 

 

1kHz Sinusoid,   Vout=3Vpp,  RL=75ohm 

1kHz Sinusoid ,   Vout=3Vpp,  RL=8kohm 

 

1kHz Sinusoid,  Vout=6Vpp, RL=8kohm

 

Lissajous @ 3Vpp, RL=75ohm

 

Lissajous @ 6Vpp, RL=75ohm

 

Lissajous @ 3Vpp, RL=8kohm

 

Lissajous @ 6Vpp, RL=8kohm

FFT Vout=3Vpp, RL=75ohm (FFT Window: van Hann, FFT points: 1634, Input Samples: 44.kHz, 16bit)

FFT Vout=6Vpp, RL=75ohm (FFT Window: van Hann, FFT points: 1634, Input Samples: 44.kHz, 16bit)

 

FFT Vout=3Vpp, RL=8kohm (FFT Window: van Hann, FFT points: 1634, Input Samples: 44.kHz, 16bit)

 

FFT Vout=6Vpp, RL=8kohm (FFT Window: van Hann, FFT points: 1634, Input Samples: 44.kHz, 16bit)