new video loaded: Need more channels

Need more channels, 5 series mso, tektronix, more channels, oscilloscope, science technology.

Need more channels

Need more channels, 5 series mso, tektronix, more channels, oscilloscope, science technology.

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Need more channels, 5 series mso, tektronix, more channels, oscilloscope, science technology. #1
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5 series mso, tektronix, more channels, oscilloscope, science technology
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