| Summary | ||||
|---|---|---|---|---|
| Parameter | My Opinion Shock Suppression On/Off |
Mode of Operation |
||
| Shock Suppression Enabled | Shock Suppression Disabled | |||
| Frequency Response | Very Good | 20-20 KHz +0.0/-1.1 dB | 20-20 KHz +0.0/- 1.1 dB | |
| 1 kHz Total Harmonic Distortion | Excellent | 0.005% @ -0 dB | 0.005% @ -0 dB | |
| Signal to Noise Ratio | Very Good | 74 dB | 83 dB | |
| 20 Hz Total Harmonic Distortion | Excellent |
|||
| 19 & 20 kHz Intermodulation Distortion | Poor/Good | 0.5% @ 0 dB | 0.06% @ 0 dB | |
| Dynamic Range | Excellent | 93 dB | 96 dB | |
| Jitter Distortion | Poor/Excellent | <-61 dB | -92 dB | |
| Equipment Used: | Test media was a custom CD created with CoolEdit Pro 1.1 in 32 bit mode, converted to 16 bit with 0.53 bits of spectrally uniform, Gaussian distributed dither; and burned onto Ricoh media using a Plexstor R412C and EZ CD Deluxe 3.5. Signals processed into computer using an Event Gina. Signal analysis with SpectraLab 3.32.14. | |||
TeDis
Discussion Of Results
The jitter and high frequency distortion of this player were not very good when the shock control circuits were enabled.
| Sony D-828 Portable CD Player Digital Player Frequency response (Digital Media to Digital Signal Output) |
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| Sony D-828 Portable CD Player Digital Player Frequency response (Digital Media to Digital Signal Output) |
| Sony D-828 Portable CD Player Digital Player 1 kHz Total Harmonic Distortion and Noise (Digital Media to Digital Signal Output) |
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| Sony D-828 Portable CD Player Digital Player 1 kHz Total Harmonic Distortion and Noise (Digital Media to Digital Signal Output) |
| Sony D-828 Portable CD Player Digital Player 20 Hz Total Harmonic Distortion and Noise, Digital Media to Digital Output |
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| Sony D-828 Portable CD Player Digital Player 20 Hz Total Harmonic Distortion and Noise Digital Media to Digital Output |
| Sony D-828 Portable CD Player Digital Player Residual Noise - (Dynamic Range) (Digital Media to Digital Signal Output) |
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| Sony D-828 Portable CD Player Digital Player Residual Noise - (Dynamic Range) (Digital Media to Digital Signal Output) |
| Sony D-828 Portable CD Player Digital Player IM Distortion (Digital Media to Digital Signal Output) |
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| Sony D-828 Portable CD Player Digital Player IM Distortion; (Digital Media to Digital Signal Output) |
| Sony D-828 Portable CD Player Digital Player FM Distortion - "Jitter" (Digital Media to Digital Signal Output) |
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| Sony D-828 Portable CD Player Digital Player FM Distortion - "Jitter" (Digital Media to Digital Signal Output) |
| Sony D-828 Portable CD Player Digital Player Frequency Response, Digital Media to Analog Output |
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| Sony D-828 Portable CD Player Digital Player Frequency Response, Digital Media to Analog Output |
| Sony D-828 Portable CD Player Digital Player Total Harmonic Distortion and Noise, Digital Media to Analog Output |
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| Sony D-828 Portable CD Player Digital Player Total Harmonic Distortion and Noise, Digital Media to Analog Output |
| Sony D-828 Portable CD Player Digital Player Intermodulation, Digital Media to Analog Output |
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| Sony D-828 Portable CD Player Digital Player Intermodulation, Digital Media to Analog Output |
| Sony D-828 Portable CD Player Digital Player Dyanic Range, Digital Media to Analog Output |
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| Sony D-828 Portable CD Player Digital Player Dynamic Range, Digital Media to Analog Output |
| Sony D-828 Portable CD Player Digital Player 20 Hz Total Harmonic Distortion and Noise, Digital Media to Analog Output |
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| Sony D-828 Portable CD Player Digital Player 20 Hz Total Harmonic Distortion and Noise Digital Media to Analog Output |
| Sony D-828 Portable CD Player Digital Player Jitter, Digital Media to Analog Output |
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| Sony D-828 Portable CD Player Digital Player Jitter, Digital Media to Analog Output |
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