Assertion: oscilloscope's channel | /r/HasProperty | attenuator
Facets:
Source sentences:
text: A vertical channel includes an attenuator, a preamplifier, an analog delay line and a vertical amplifier which amplifies a signal to the required level for the CRT model.
text: Vertical channel includes an attenuator, a preamplifier, an analog delay line and a vertical amplifier which amplifies a signal to the required level for the CRT module.