Covallis March ll E (power tested) Beacon receiver. Precision GPS

Description

Powerful, Rugged GPS in the palm of your hand
- Small, integrated unit, very convenient and easy to carry.
- Rugged
and
waterproof
construction.
- Used by many forest companies as a multi-purpose GPS tool. Popular in the GPS/GIS market.
- Easy field battery replacement (no tool required).
- Simple 14-key format and Field 3.8 makes it easy to learn and collect complex GPS/GIS data.
as pictured Including :1) Northstar GPS/Beacon Antenna AN205-P
CMT Differential DGPS Beacon receiver,
2) Garmin GPS Antenna,
3) An additional Roof magnetic mount Antenna.
Back Pack W/full Frame & antenna pole support
Mannuals
Operating System:
CMT ROSII®
System Memory:
512K RAM
RAM Disk:
MARCH II©: 2 Megabyte
Environmental:
Waterproof, dustproof, shock-resistant
Operating Temp.:
-20°C to 54°C
Display:
8 lines x 21characters (64x128 pixel graphics)
Communications:
Two 9-pin RS-232 serial ports (PC-AT Pin-out).
Baud rate configurable from 300 to 38400
Keyboard:
14-key tactile keyboard with 5 dedicated function keys
Size:
7.9" x 3.9" x 3.0"
Weight:
33 ounces with batteries
GPS Receiver and Antenna Specifications
Antenna:
Integrated Patch Antenna, External Antenna Support (External Antenna Optional)
Capabilities:
Tracking: 8-channel continuous tracking of C/A Code and Carrier Phase
C/A Code Differential:
1-5 m
Carrier Phase Differential:
2.5 cm + 2 ppm
Position Update Rate:
Once per second
Acquisition Rate
Warm start:
18 seconds with current ephemeris
Cold start:
<5 minutes