Radio Shack 20-164 ユーザーズマニュアル

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To search banks SR0-SR2:
1.. Press.SRCH.repeatedly.to.select.SR0,.SR1,.
or.SR2..
2.. To.search.the.entire.band,.press.FUNC.then.
SRCH..“MAN”.(Manual.select).or.“SRCH”.
(searches.through.the.band).appears..The.
scanner.starts.searching.while.“SRCH”.
appears.on.the.display..When.the.scanner.
finds an active frequency, it stops searching.
.
Press.FUNC.then.SRCH.again.to.return.to.
the.previous.mode.
3.. To.select.a.channel.while.“MAN”.appears.on.
the.display,.press.a.channel.number.or.use.
.or..
4.. Adjust.the.Squelch..
5
.. If.the.scanner.stops.on.an.unwanted.
frequency,.you.can.press.L/OUT.to.lock.out.
the.frequency..For.more.information,.see.
Locking.Out.Frequencies....
6.. To.pause.while.searching,.press.PSE..The.
scanner.stops.searching.and.***.PAUSED.
***.appears..To.resume,.press.PSE.again.
Zeromatic
While.searching,.the.scanner.stops.if.a.
transmission.triggers.the.squelch.setting...A.
narrow-band.FM.transmission.can.have.a.
deviation.of.+/-.5.Khz,.and.the.actual.total.
bandwidth,.including.the.tails.of.the.sidebands,.
can.be.even.greater..However,.search.intervals.
smaller.than.that.can.stop.your.scanner.short.of.
the.correct.(center).frequency..
The.Zeromatic.function.allows.the.scanner.to.
find the correct center frequency for search 
banks.SR3,.SR4,.SR5,.SR6.and.SR7..When.
active,.Zeromatic.automatically.tunes.to.the.
frequency.that.is.the.closest.step.increment.to.
the.correct.center.frequency.
To activate Zeromatic:
1.. Press.FUNC.then.0..“Zeromatic.ON.”.
appears briefly, then ZM appears. 
2.. To.turn.Zeromatic.off,.press.FUNC.then.0.
again..“ZM”.changes.to.“zm.”
Programming a Search Range
To program the search range of Bank SR7: 
1.. Repeatedly.press.SRCH.to.select.SR7.
2.. Press.PGM.then.SRCH..“Enter.SR7.Search.
Range.Limits”.appears..L.blinks.for.the.
lower-limit.of.the.range.
3.. Use.the.number.keys.to.enter.the.lower-limit.
frequency.(including.the.decimal.point)..
4.. Press.ENT..U.appears.
5.. Use.the.number.keys.to.enter.the.upper-
limit.frequency.(including.the.decimal.
point),.then.press.ENT.
If either entered frequency is incorrect, 
“Invalid Freq” appears briefly.
6.. Press.SRCH.to.start.searching.
7.. Adjust.the.Squelch..After.the.set.delay,.the.
scanner.starts.searching..When.the.scanner.
finds an active frequency, it stops searching.
Signal Stalker II
Signal.Stalker.II.provides.a.powerful.tool.to.
rapidly.detect,.monitor.and.save.frequencies.
of.nearby.or.high-power.transmissions..Signal.
Stalker.II.resembles.more.expensive.portable.
frequency.counters,.but.provides.many.