
| Top view of the control box
showing
the meter, on/off switch, battery charging jack, headphone jack and
threshold adjustment knob.
The hole just below the meter is where the transducer is mounted. |
| Inside view of control box
showing the Li-ion cells. Notice the lack of heatsinks on this
board. |
| View of the search coil
assembly. Constructed of 6-ply plywood and paper laminate top and
bottom. I terminated the coil windings into a BNC connector and
used RG-59 coax to get the signal up to the control box. |
| Inside view of the search coil
housing showing the flat spiral-wound coil. I sealed the windings
with two coats of polystyrene. |
| Completed Detector, the metal
band acts as an arm rest. |