
  | THE MINELAB EXPLORER II  | 
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AUDIO: ADJUSTING THE TONE | 
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  | Introducing Tone | 
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  | Figure 5.18  | 
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  | Main Menu > Audio > TONE | 
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  | Tone is the frequency of sound emitted on target detection. It is  | 
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  | important to experiment with tone settings and listen carefully to  | 
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Figure 5.18 Tone menu | tone variations during your detecting. To test variation in tones  | 
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  | upon selection it will be helpful to move the coil across a few  | 
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  | different targets spaced apart.  | 
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  | Threshold tone | 
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  | Threshold Tone allows you to adjust the tone of the threshold  | 
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  | ‘hum’. This can be modified using the slider control to suit your  | 
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  | preferred threshold tone.  | 
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  | Variability | 5  | 
  | Variability controls how much the tone will change depending on  | |
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  | change in pitch. Variation of pitch between targets can greatly  | |
  | the target’s characteristics. A setting of 10 represents significant  | 
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  | variation from target to target. A setting of 1 represents minimum  | 
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  | assist in identifying targets in close proximity to one another.  | 
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  | Limits | 
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  | This sets the upper limit of all tones emitted by the Explorer II.  | 
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  | Minelab recommends setting the upper limit to the highest frequency  | 
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  | you are comfortable with. You can test the upper limits with a highly  | 
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  | conductive object (e.g. a large silver coin). Setting the limit to 1 will  | 
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  | produce only low pitch target signals, a setting of 10 will provide  | 
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  | very high as well as low pitch signals.  | 
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  | AUDIO: ADJUSTING THE TONE  | 
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