White’s Electronics Prizm Combined - Manual (Page 17)

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Prizm™ II • III • IV * V
3...VCO.(Voltage.Controlled.Oscillator).Pinpointing...VCO.pro-
duces.a.progressively.higher.pitched.tone.as.the.target.signal.
becomes.progressively.stronger.during.pinpointing.
Press.Pinpoint.to.activate.the.pinpoint.mode...Then.press...
TONE.ID.to.enable.or.disable.VCO.pinpointing.
VCO.is.a.feature.that.only.operates.in.the.Pinpoint.mode...
When.ON,.the.stronger.the.target.response,.the.higher.the.
pitch.of.the.sound.
VCO.is.an.excellent.aid.to.pinpointing...Slowly.“X”.the.loop.over.
the.suspected.target.area...The.highest.pitch.sound.indicates.
the.center.of.the.target.
At.the.point.of.the.highest.pitch.sound,.the.target.depth.fea-
ture.indicates.its.most.accurate.depth.
Prizm™ V
2....Press.and.hold.Multi.Tone.a.few.seconds.(instead.of.tap-
ping).to.enable.three.tone.Tone.ID.(like.Prizm.IV)...An.operator.
may.wish.to.limit.the.tone.range.to.three.tones,.good.targets.
at.the.higher.tone,.questionable.foil.range.targets.at.the.me-
dium.tone,.and.iron.at.the.lowest.tone..