Mod. FM 405
Manuale d’uso
© Cobra SpA 2004-2007
Rev. 0707
7
GAIN ADJUSTMENT
FM 405 antenna gain can be adjusted as follows:
in order to increase the gain, turn GAIN knob clockwise (+): the red
led indicators light up according to gain level;
in order to reduce the gain, turn GAIN knob anti-clockwise (-): the
red led indicators switch off according to gain level (note: when gain
is zero, the green led only is on).
TECHNICAL FEATURES
Gain max.
19 dB (adjustable)
Working frequency 88 ÷ 108 MHz
Led indicator
1 green led + 5 red led
Noise figure
3 dB
Power supply
230V AC - 50 Hz
Size
cm. 42 (height) x 5 (width) x 11 (depth)
Weight g.
300
Italian design
Walter ‘Capp
WARNING
-
Before connecting the antenna to any wall socket, make sure that the current
corresponds to what is shown on the apparatus.
-
If you do not use the antenna for a long time, disconnect it from AC wall socket.
-
Do not expose the antenna to rain and humidity or any contact with water.
-
Do not expose the antenna to direct sunlight, do not place the antenna next to
heat sources.
-
Ensure that the ventilation is not impeded by covering the antenna with items such
as newspapers, table-cloths, curtains, etc.
-
Keep the product away from children.
