Various Video Test Patterns and 1kHz tone

############################# Video Source: www.youtube.com/watch?v=nzMBuVFM634

Video test patterns, 2 minutes each: 75% color bar signal and reversed, Bowtie, Pulse & bar, Multi-burst, H sweep, 5-step, Ramp, Shallow ramp, Red, Gray 50% ...

Bowtie, Pulse & bar, Multi-burst, H sweep, 5-step, Ramp, Shallow ramp, Red, Gray 50% flat, White 100% flat, Black burst, SDI check field, color bars, test, patterns, NTC 7
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