APPENDIX A
MAGNAVOX DGPS 12 CHANNEL RECEIVER SPECIFICATIONS
GENERAL OPERATING CHARACTERISTICS
NAVIGATOR OPERATING MODES 3 Dimensional navigation
Altitude hold (3 satellites visible)
Automatic cold start (no time or position
input required)
Altitude aided
POSITION UPDATE RATE: Once per second
TIME TO FIRST FIX: 1 minute (typical), with almanac in memory
ACCURACY: TBD
SELF—TEST COVERAGE: Antenna, antenna cable, digital sections of the
circuit card assemblies, and analog section of
the RF/power supply CCA
REMOTE CONTROL SOURCES: IBM PC with control software, provisions for
remote ON/OFF oontrol.
SIGNAL INPUT A __]
RECEIVER TYPE: Continuous Tracking. L1 frequency, C/A code (
(SPS), 12·channel (Independent) I
RECEIVER SENSlTlVI'I'Y: -143 dBm Costas threshold I
NAVIGATOR ANTENNA TYPE: Volute with integral L1 preamplifier h
NAVIGATOR ANTENNA CABLE:
Impedance 75 OHMS
Maximum Loss Limit 13 Db at L1 I
REFERENCE STN ANTENNA 'I'YPE: Low profile with ground plane {
I REFERENCE STN ANTENNA CABLE:
Impedance 75 OHMS
L Maximum loss Ilmit 13 Db at L1
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