How would SCTV be used for Expanded Gamut OGVCreated OnApril 24, 2020byJosh Katowitz You are here: Home Webinar Q&A How would SCTV be used for Expanded Gamut OGV BackHow would SCTV be used for Expanded Gamut OGV? Yes. Using SCTV is certainly recommended for measuring the tone value increase (dot gain) for non-CMYK colors.