GOST 11948-1978 Devices for measurement of wow, flatter, parasitic amplitude modulation and drift factors for sound recording and reproduction apparatus. Technical requirements and test methods
This standard applies to instruments for measuring detopation coefficients, fluctuations in the speed of recording media, steam
GOST 11948-1978 history
1978GOST 11948-1978 Devices for measurement of wow, flatter, parasitic amplitude modulation and drift factors for sound recording and reproduction apparatus. Technical requirements and test methods