		AIRBORNE GEOPHYSICAL DATA

			CD-ROM

This 7067_Allefinal folder contains digital data, maps and report for the survey flown over 
one block located northwest of Watson Lake, Yukon Territory
for Mega Uranium Ltd. on July 28, 2007.

	Project:	7067
	Client:		Mega Uranium Ltd.
	Area:		Watson Lake, Yukon Territory, Canada
	Block:		ALLE
 	Date:		July 28, 2007
	Line - Km.:	190


Flown and processed by:	Geotech Limited
			30 Industrial Parkway South
			Aurora, Ontario, L4G 3W2
			Phone: 905.841.5004
			Fax:   905.841.0611
			www.geotechairborne.com

			Sept., 2007


There are two (2) main directories,

	Data		contains a database, grid and maps, as described below. 
			 
	Report		contains a KMZ file containing flight path of the ALLE property
			as described below.
			Free version of Google Earth software can be downloaded from,
			http://earth.google.com/download-earth.html
	
·Database in Geosoft GDB format, containing the following channels:

	X:		X positional data (metres – WGS84, utm zone 9 north)
	Y:		Y positional data (metres – WGS84, utm zone 9 north)
	Lon:		Longitude data (degree – WGS84)
	Lat:		Latitude data (degree – WGS84)
	Z:		GPS antenna elevation (metres - ASL)
	Radar:		Helicopter terrain clearance from radar altimeter (metres - AGL)
	DEM:		Digital elevation model (metres)
	Gtime1:		GPS time (seconds of the day)
	Mag1:		Raw Total Magnetic field data (nT)
	Basemag:	Magnetic diurnal variation data (nT)
	Mag2:		Total Magnetic field diurnal variation corrected data (nT)
	Mag3:		Leveled Total Magnetic field data (nT)
	SF[10]:		dB/dt 120 microsecond time channel (pV/A/m4)
	SF[11]:		dB/dt 141 microsecond time channel (pV/A/m4)
	SF[12]:		dB/dt 167 microsecond time channel (pV/A/m4)
	SF[13]:		dB/dt 198 microsecond time channel (pV/A/m4)
	SF[14]:		dB/dt 234 microsecond time channel (pV/A/m4)
	SF[15]:		dB/dt 281 microsecond time channel (pV/A/m4)
	SF[16]:		dB/dt 339 microsecond time channel (pV/A/m4)
	SF[17]:		dB/dt 406 microsecond time channel (pV/A/m4)
	SF[18]:		dB/dt 484 microsecond time channel (pV/A/m4)
	SF[19]:		dB/dt 573 microsecond time channel (pV/A/m4)
	SF[20]:		dB/dt 682 microsecond time channel (pV/A/m4)
	SF[21]:		dB/dt 818 microsecond time channel (pV/A/m4)
	SF[22]:		dB/dt 974 microsecond time channel (pV/A/m4)
	SF[23]:		dB/dt 1151 microsecond time channel (pV/A/m4)
	SF[24]:		dB/dt 1370 microsecond time channel (pV/A/m4)
	SF[25]:		dB/dt 1641 microsecond time channel (pV/A/m4)
	SF[26]:		dB/dt 1953 microsecond time channel (pV/A/m4)
	SF[27]:		dB/dt 2307 microsecond time channel (pV/A/m4)
	SF[28]:		dB/dt 2745 microsecond time channel (pV/A/m4)
	SF[29]:		dB/dt 3286 microsecond time channel (pV/A/m4)
	SF[30]:		dB/dt 3911 microsecond time channel (pV/A/m4)
	SF[31]:		dB/dt 4620 microsecond time channel (pV/A/m4)
	SF[32]:		dB/dt 5495 microsecond time channel (pV/A/m4)
	SF[33]:		dB/dt 6578 microsecond time channel (pV/A/m4)
	BF[10]:		B-field 120 microsecond time channel (pV*ms/A/m4)
	BF[11]:		B-field 141 microsecond time channel (pV*ms/A/m4)
	BF[12]:		B-field 167 microsecond time channel (pV*ms/A/m4)
	BF[13]:		B-field 198 microsecond time channel (pV*ms/A/m4)
	BF[14]:		B-field 234 microsecond time channel (pV*ms/A/m4)
	BF[15]:		B-field 281 microsecond time channel (pV*ms/A/m4)
	BF[16]:		B-field 339 microsecond time channel (pV*ms/A/m4)
	BF[17]:		B-field 406 microsecond time channel (pV*ms/A/m4)
	BF[18]:		B-field 484 microsecond time channel (pV*ms/A/m4)
	BF[19]:		B-field 573 microsecond time channel (pV*ms/A/m4)
	BF[20]:		B-field 682 microsecond time channel (pV*ms/A/m4)
	BF[21]:		B-field 818 microsecond time channel (pV*ms/A/m4)
	BF[22]:		B-field 974 microsecond time channel (pV*ms/A/m4)
	BF[23]:		B-field 1151 microsecond time channel (pV*ms/A/m4)
	BF[24]:		B-field 1370 microsecond time channel (pV*ms/A/m4)
	BF[25]:		B-field 1641 microsecond time channel (pV*ms/A/m4)
	BF[26]:		B-field 1953 microsecond time channel (pV*ms/A/m4)
	BF[27]:		B-field 2307 microsecond time channel (pV*ms/A/m4)
	BF[28]:		B-field 2745 microsecond time channel (pV*ms/A/m4)
	BF[29]:		B-field 3286 microsecond time channel (pV*ms/A/m4)
	BF[30]:		B-field 3911 microsecond time channel (pV*ms/A/m4)
	BF[31]:		B-field 4620 microsecond time channel (pV*ms/A/m4)
	BF[32]:		B-field 5495 microsecond time channel (pV*ms/A/m4)
	BF[33]:		B-field 6578 microsecond time channel (pV*ms/A/m4)
	PLM:		Power line monitor
 
	

·Database alle_wform.gdb in Geosoft GDB format, containing the following channels:

Time:		Sampling rate interval, 10.416 microseconds
Volt:		output voltage of the receiver coil (volt)


·Grids in Geosoft GRD format, as follow,

mag_alle:	Total Magnetic intensity (nT)
dem_alle:	Digital Elevation Model  (m)

cell size of 25 metres for ALLE property

 	
A Geosoft .GRD file has a .GI metadata file associated with it, containing grid projection information.


·Maps at 1:20,000 scale in Geosoft MAP format, as follow,
 
mag_ALLE:		Total Magnetic intensity colour image and contours
dB/dt_alle:	VTEM dB/dt profiles, Time Gates 0.234 – 6.578 ms
		in linear - logarithmic scale
Bfield_alle:	VTEM B-field profiles, Time Gates 0.234 – 6.578 ms
		in linear - logarithmic scale



·ASCII file alle.xyz in Geosoft format containing the following channel:

		Volt:output voltage of the receiver coil 
		(volts, sampling rate 20 microseconds)