About your new ubc 220xlt, What is scanning, What is searching – Uniden UBC220XLT User Manual
Page 4: What is scanning? what is searching
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About Your New UBC 220XLT
The UBC 220XLT is a brand new state-of-the-art information
radio with autornatic scanning capabaiities. It can store
frequencies such as poiice, fire/wnergency, marine, air,
ceiiuiar, amateur, and other communications into 10 banks
of 20 channeis each. And you can scan aii 200 channeis at
super fast Turbo Scan speed.
With the UBC 220XLT, you can search for frequencies at fast
speed. You can aiso search V.H.F. frequencies at super fast
Turbo speed.
What is Scanning?
Uniike standard AM or FM radio stations, most two-way
communications (iisted below) do not transmit continuously.
The UBC 220XLT scans programmed channels at the rate of
nearly 100 channels per second until it finds an active
frequency.
Scanning stops on an active frequency, and remains on that
channel as long as the transmission continues. When the
transmission ends, the scanning cycle resumes until another
transmission is received. Or, you can select an optional Delay
so the scanner stays on the channel for 2 more seconds after
the transmission stops, waiting for another transmission,
before resuming scanning.
While the UBC 220XLT is scanning channels, it is in "SCAN
Mode", When you stop the scanning with it is in “SCAN
HOLD Mode".
What is Searching?
The UBC 220XLT can search each of 10 bands to find active
frequencies. This is different from scanning, because you can
search for frequencies that have not been programmed into
your UBC 220XLT. You can choose between two speeds for
the search feature. With Turbo Search, a new feature for
Uniden scanners, you can search the V.H.F, FM bands at up to
3 times the normal speed.
When the UBC 220XLT is searching for active frequencies, it is
in “SEARCH Mode” or TURBO SEARCH Mode." When you
stop the search with (Ж^, it is in “SEARCH HOLD Mode"
With both Turbo Scan and Turbo Search, your UBC 220XLT is
truly a Twin Turbo Scanner,