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OLD DREDGE PICS
Page 2
( updated 12/28/03)



Custom operational tent for demands of the field....and the custom tent quick connects.
Custom rock crusher
(85 LB BAR STOCK STEEL)
Custom retort
Solar briefcase.....for power in the field.
Basically a traveling...configurable powerplant:

It can recharge all smaller batteries and provide A.C. for other appliances....i use it to power a bug zapper and a recirculating  micro-sluice.


To see more solar case pictures ....
go to my
Projects page.
Metal detector: battery modification.

Most metal detectors run off two tiny 9vdc batteries.
This gives you about 20 minutes of usable life in the field.
I added this 18 vdc power tool battery.
It has about 4 hours total use between charges....
and recharges in an hour ( in the solar case).
If you add it to yours...you better know some basic electronics.
The 2 9vdc are added in series for 18 vdc....
but you have to take it across a resistor network from the 18 vdc because the detector wants to see the proper current (as if there were 2 9vdc batteries there).
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Always do right -- This will gratify some and astonish the rest.

- Mark Twain
.