This is a GPS receiver made in the late 1990s by Magnavox. It came with an antenna made by Sensor Systems (p/n 627168-1 model S67-1575-29). It's an L1 civilian frequency only antenna.
1990 & 1991 date codes.
Cable Connector: MS3476W12-10S
Pin
Function
A
+6 - +15 VDC
C
Ground chassis
D
Data
E
Data
B, F, G, H, J, K
nc
The screens are in order top to bottom:
-
25 JUL99 00:00:00
0SAT STS TFOM 9
SELF-TEST IN
PROGRESS
O3APR05 00:00:18
0SAT STS TFOM 9
Sensor Systems p/n: 627168-1 model: S67-1575-29 is not on their web page.
Looks like an L1 (1575) only antenna.
Dated: Mar 26 1991
TNC jack.
RF & Front Panel
Note: Dead yellow LTC-7PN Lithium battery
CPU 80C186
U10 & U12 ROMs marked V6.17
kedimplying developed firmware
Power Supply & 1 PPS Output
DAGR
PLGR
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page page created 19 March 2013.