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Page 14

Coinmaster GT

Owner’s Manual

Specifications

Operating mode

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VLF-IB

Frequency

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.192kHz

Search modes

. . . . . . . . . . . . . . . . . . . . . . . . . .Disc, All Metal

Ground balance

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . AutoTrac

Disc Audio

. . . . . . . . . . . Silent search with (optional) 9 tones

All Metal Audio

. . . . . . . . . . . . . . VCO or non-VCO, selectable

Audio output

. . . . . . . . . . . . . . . . . . . . .Speaker, headphones

Search coil

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9” Concentric

Weight

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 lbs 9 oz

Length

. . . . . . . . . . . . . . . . . . . . . . . .45 - 50 inches, adjustable

Batteries

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (8) AA alkaline

Battery life

. . . . . . . . . . . . . . . . . . . . . . . . . . . 30 hours typical

Warranty

. . . . . . . . . . . . . . . . . . . . . . . . . 2 years, transferrable

Customer Support

Questions concerning your

CoinGT

? There are three ways to

Internet:

http://whiteselectronics.com/support.html

Phone:

1-800-547-6911 (US)

(0044) 1463 223456 (UK)

Or mail us:

White's Electronics

1011 Pleasant Valley Road

35 Harbour Road

Sweet Home, OR 97386

Inverness, Scotland

IV1 1UA

Summary of Contents for Coinmaster GT

Page 1: ...Coinmaster GT White s Electronics Inc Sweet Home Oregon USA Building the World s Finest metal detectors for over 60 years ...

Page 2: ...rt 6 Controls On Off 7 Sensitivity 7 Disc 7 Tone ID 8 Trac Lock 8 Beach 8 Pinpoint All Metal 8 Display 9 More Info VDI 10 Depth Discrimination 11 Overload 12 Coil Size 12 Sweep Methods 12 Sizing Pinpointing Digging 13 Specifications 14 Customer Support 14 Warranty 15 Code of Ethics Back Cover ...

Page 3: ...erent discrimination zones In addition to the audio response the display provides visual information with an icon cursor that points to a probable target type and a Visual Display Indicator VDI number that provides even more detailed target information see More Info for an explanation of VDI numbers An estimated target depth is given by the depth bar The Pin point and All Metal modes provide an au...

Page 4: ...sert clevis lower rod into curved S rod so that stainless steel spring clip buttons line up and lock into one of the adjustment holes in the curved S rod The second or third adjustment holes are suitable for average sized adults 4 Wind the loop cable around the rod assembly first revolu tion over the top of the rod all the way to the top of the curved S rod about five revolutions Use the black cab...

Page 5: ... pressing both buttons on sides of battery compartment 2 Slide open the tray cover Install eight 8 AA alkaline batteries taking note of correct and positions and close cover 3 Slide battery pack into compartment A vigorous slam may be needed to ensure a good seating 4 Press ON OFF button Good batteries will produce a high pitched beep on power up A low pitched beep indicates low batteries 5 Batter...

Page 6: ...GT has automatic ground tracking To speed up the initial tracking process find a spot free of targets and bob the coil up down a few times optional 3 Sensitivity SENS defaults to a reasonable level If the audio is chattery or constantly overloads reduce the sensi tivity level 4 Sweep the search coil from side to side keeping the coil level and close to the ground Overlap each sweep by 50 to avoid ...

Page 7: ...ls and electromagnetic interference EMI A common mistake is to assume that higher sensitivity will always give better depth In air tests this is generally true but ground results can depend on the amount and type of mineralization In general run the sensitivity as high as possible while maintaining smooth operation If the audio is chattery or the ground is causing overload reduce the sensitivity D...

Page 8: ...k the ground tracking with the Trac Lock button Pressing Trac Lock again immediately updates the ground tracking and returns to AutoTrac mode BEACH Wet salt sand and sometimes highly fertilized ground is mildly conductive and difficult for most metal detectors The Beach mode expands the ground tracking range of the CoinGT to handle wet salt sand You may still need to use a slower sweep rate to avo...

Page 9: ...n the operation of the detector as well as the detected target On the right is the segmented bar which shows the sensitivity level On the left is another segmented bar which shows the estimated target depth in increments of 2 A TONE ID icon indicates that multi tone audio is enabled A low battery icon will appear when bat tery voltage falls below about 9 volts A large 2 digit number gives the VDI ...

Page 10: ...ion is seen by the receiver as an increase in signal ampli tude which gives a basic I found something but also creates a signal phase shift This phase shift usually indicates the type of target and can be used both for identifying targets and for discriminating or rejecting them White s uses a VDI scale of 95 to 95 where negative numbers corre spond to ferrous iron targets and posi tive numbers to...

Page 11: ...ed signal We ve already seen that many different types of targets can share VDI responses Depth also plays a role A strong target signal either from a shallow target or a large target provides for a strong and repeat able phase response from which we can extract a pretty reliable VDI As the target signal weakens its VDI becomes less reli able This can show up as an inconsistent target response as ...

Page 12: ... has better sensitivity to small targets but at a lesser depth Small coils also do a better job of separat ing targets when hunting in trashy areas The CoinGT comes standard with a 9 concentric coil An optional 4x6 DD coil is also available Sweep Methods Proper sweep technique is important with any detector Round coils tend to have a conical pattern of sensitivity as illustrated here As such cover...

Page 13: ...ll give an idea of target size If the response is narrow then it is likely a small coin sized target If the response is broad then it could be e g a beer can Small shallow targets can give a broad response and large deep targets can give a narrow response so use judgement with this Once you determine you want to dig a target use the Pin point mode to zero in on the location A criss cross pattern w...

Page 14: ...ch coil 9 Concentric Weight 3 lbs 9 oz Length 45 50 inches adjustable Batteries 8 AA alkaline Battery life 30 hours typical Warranty 2 years transferrable Customer Support Questions concerning your CoinGT There are three ways to contact us Internet http whiteselectronics com support html Phone 1 800 547 6911 US 0044 1463 223456 UK Or mail us White s Electronics White s Electronics 1011 Pleasant Va...

Page 15: ...tion Card is filled out and returned to the factory address by your dealer soon after origi nal purchase for the purpose of recording this information and keeping you up to date regarding White s ongoing research development The warranty does not cover damage caused by accident misuse neglect alterations modifications unauthorized service or prolonged expo sure to corrosive compounds including sal...

Page 16: ...e of any and all trash and litter found 5 Whenever possible return identifiable property to its rightful owner 6 Never destroy historical or archaeological treasures 7 Appreciate and protect natural resources wildlife and property both public and private 8 Act as an ambassador for the hobby be thoughtful considerate and courteous at all times White s metal detectors are proudly designed built and ...

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