| Antenna Switch |
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Antenna
Switch with 12 inputs by four output remotely controlled.
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Aluminum cabinet painted in the dark gray color, having
UHF type (SO-239) for the R.F connections and DB-25
for remote control.
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All
antenna inputs are switched to ground when not in
use.
- When
the power are switched off, all antenna inputs are routed
to ground for protection purposes.
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Specification:
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Size:
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Width
45 cm - Height 5 cm - Deep 28 cm
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Power
Supply:
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D.C.
14 Volts + or - 20% drain about 100mA
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Max.
SSB power allowed:
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4000
Watts P.E.P. with S.W.R. equal or less than 1.7:1
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Frequency
of operation:
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D.C.
to 60MHz |
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Time
delay to switch:
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Equal
or less than 50ms (exchange forbidden during TX) |
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Insertion
loss:
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Equal or less than 0,1dB |
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Port
Isolation worst conditions measurements:
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Equal
or less than -71dB to 30MHz
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Port
Isolation worst conditions measurements:
Connections
suggestions:
| Twelve
antennas, four radios. |
|
|
| The switch AS-1204F receives the signals from twelve antennas
selecting one of them for each radio (four of then), leaving
the others not in use, shorted to ground. In the case of
power supply disconnection, the radios became free and all
antennas are grounded.
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