No manufacturer makes an MSO with only one set of specifications labeled "channel characteristics." Instead, there are
analog channel specs and separate digital channel specs as shown in Table 1.
The NAB insists that cablers are obligated to carry the digital signal just as they are obligated to the regular
analog channel under the so-called "must carry" law.
All 1-GHz oscilloscopes in the MSO/DPO4000B Series include one TPP1000 1-GHz Passive Probe per
analog channel. This general-purpose probe features 3.9-pF capacitive loading for visibility into the high-frequency signal details found in USB 2.0 and Ethernet devices.
This new recorder is an economical alternative to the DAS240-BAT and features 10 integrated universal
analog channels to measure and record voltage, temperature, current, resistance, frequency, and pulse.
For example, they use digital marketing to acquire customers, only to make them use
analog channels for setup and ordering, but then hope they will use digital channels for self-service.
All
analog channels can run simultaneously and in synch with the digital I/O channels.
"In 2012, we removed certain
analog channels, which freed up bandwidth for us to launch more HD channels, which customers have requested."
As the deadline ended midnight,
analog channels stopped airing in most of the 33 cities where digitisation kicked in.
This is similar to watching television at home and comparing the quality of
analog channels to those of high definition (HD) channels.
The insider noted that although Next TV cannot be broadcast via the
analog channels of cable TV at present, the problem can be solved by 2015, when local TV channels will be completely digitalized, according to the government's plan.
They can convert existing
analog channels to P25 digital signaling without changing base stations.