Power Source; Power Source Voltage; Power Source Noise; Built-In Radio Fuse Panel - Harris CONSTELLATION System Application Manual

4-2

Power Source

Power Source Voltage

Power Source Noise

The battery noise level must comply with

Figure 4-1: Battery voltage noise limit

NOISE LEVEL
(V PEAK)
6
E
5
4
3
2
1
10

Built-in Radio Fuse Panel

Constellation radio has a built-in radio fuse panel whose power rating is
designed to provide individual fused power only to the various assemblies in
the radio equipment shelf. Harris recommends that external fuse panel be used
to provide fused power to all other equipment on the same radio rack.
Constellation®
System DC power input
Input noise level and ripple
tolerated
Protection
1
Where
E1 = 10% of supply voltage, 5Vpeak for 48VDC operation
E2 = 1% of supply voltage
100
Technical Specifications
Wide mouth auto polarity directing
22 Vdc to 60 Vdc at top of rack (TOR)
100 mV RMS in a 3-kHz bandwidth,
100 kHz to 20 MHz
Fused
Figure 4-1.
1k
NOISE FREQUENCY (Hz)
E
2
10k 100k
January 2006