GDD Product Evolution Since 1977

old-sulky-beep-mat

1977-78 : The '' Prospecting Sulky'', Beep Mat ancestor to detect boulders.
See the Prospecting Sulky flyer

beep-mat-horse-man

1980 : The Beep Mat pulled by a horse
1983 : The first Beep Mat pulled by a human (wood version)
See the Beep Mat 1984 flyer

old-chain-level

1977 : The electronic level. See flyer

old-beep-map-patent-pending

The ''Prospecting Sulky'' pulled by a vehicle.

old-patent-module

1977-78 : The ''Prospecting Sulky'' module.

beep-carpet

1980 : The rubber Beep Carpet pulled by a vehicle.

beep-cane-boot

1980 : The Beep Cane. See flyer.

1981 : The Beep Boot to detect conductors step by step

The module for the Beep Carpet, Beep Cane and Beep Boot

old-chain-level-summer

1978 : The chain level used in summer time.

old-chain-level-winter

1978 : The chain level used in winter time. See flyer

old-swp1-receiver

1978 : The SWP1 receiver, ancestor of all digital receivers. Developed by Soquem inc., it has been adapted to fields conditions and finalized by Instrumentation GDD inc. See SWP1 flyer


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