[sdiy] uLaw DACs in the modern era?
Roman
modular at go2.pl
Sun May 20 08:25:56 CEST 2018
Wasn't original reason for this in telecom industry? AFAIK u/a-laws were invented to provide better dynamic range of phone conversation, because all you have in there is 8 bits. It was better idea than stealing 2 slots for one channel, reducing throughput by half. Roman Dnia 19 maja 2018 23:47 Brian < rsdio at audiobanshee.com > napisaÅ(a): The original reasons for 8-bit and u-Law were the memory limitations and expense of precision DAC chips at the time. These days, memory and precision are not a challenge. So, if you still want the grunginess of variable quantization, just bake it into the samples.
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Wasn't original reason for this in telecom industry?
AFAIK u/a-laws were invented to provide better dynamic range of phone
conversation, because all you have in there is 8 bits. It was better
idea than stealing 2 slots for one channel, reducing throughput by
half.
Roman
Dnia 19 maja 2018 23:47 Brian <[1]rsdio at audiobanshee.com> napisaÅ(a):
The original reasons for 8-bit and u-Law were the memory limitations
and expense of precision DAC chips at the time. These days, memory and
precision are not a challenge. So, if you still want the grunginess of
variable quantization, just bake it into the samples.
References
1. mailto:rsdio at audiobanshee.com
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