Uniden BC296D ユーザーズマニュアル
1:CTCSS
Continuous Tone Coded Squelch System (CTCSS) is
used with Amateur Radio, FRS, GMRS, Business
Band, and other systems. When you select this
option, the scanner only opens squelch when a
matching CTCSS tone is present on the frequency.
used with Amateur Radio, FRS, GMRS, Business
Band, and other systems. When you select this
option, the scanner only opens squelch when a
matching CTCSS tone is present on the frequency.
2:DCS
Digital Coded Squelch is similar to CTCSS, but
instead of differentiating codes using frequencies,
DCS always uses the same frequency but encodes it
with a binary value. When you select this option, the
scanner only opens squelch when a matching DCS
value is present on the frequency.
instead of differentiating codes using frequencies,
DCS always uses the same frequency but encodes it
with a binary value. When you select this option, the
scanner only opens squelch when a matching DCS
value is present on the frequency.
3:OFF
The scanner opens squelch regardless of the
presence of tones.
presence of tones.
Note: If, instead of pressing E to select a tone you press L/O,
the scanner will stop on any transmission except for
those with the selected tone.
those with the selected tone.
Setting Beep Alert
2:SCAN OPTION
→ 1:CONVENTIONAL →
Channel No.
→ 4:BEEP ALERT
1:ON
The scanner sounds three alert tones when it stops
on a transmission on this channel.
on a transmission on this channel.
2:OFF
Beep Alert is off.
Setting the Attenuator
2:SCAN OPTION
→ 1:CONVENTIONAL →
Channel No.
→ 5:ATTENUATOR
If you are near a very strong signal source, the signal can
overload the scanner’s RF front end, causing poor audio
quality or missed reception.
overload the scanner’s RF front end, causing poor audio
quality or missed reception.
1:ON
RF attenuation is on for the channel
2:OFF
RF attenuation is off for the channel
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BC296D(NEW) 10/16/03 6:35 PM Page 42