ASC ASC300LW - 3 Front Panel Facilities; Local Operation; Changing Frequency; Changing Gain

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ATLANTIC SATELLITE CORPORATION

MODEL ASC300LW

BEACON RECEIVER

3.0 Front Panel Facilities

RES: Pressing the RES (Reset) button reboots the unit. The unit will retain the

parameters of the previous settings.

LOC/REM: While depressing and holding the LOC/REM button and depressing and

releasing the RES button, the unit will toggle between the local and

remote mode of operation. In the local mode all parameters can be

controlled from the front panel facilities. The remote M&C is not

functional in the LOCAL mode of operation.

3.1 Local Operation

3.11 Changing Frequency

FSET: The FSET button activates the cursor. When depressed and released the

cursors will blink over one of the frequency digits.

CURSOR: Depressing and releasing the CURSOR button will cause the cursor to

move one frequency digit to the right. When the last digit is reached, the

cursor will jump to the first frequency digit. When the desired digit is

selected, the value of that digit may be changed.

UP: While in the FSET mode, the UP button increases the value of the

selected frequency digit.

DOWN: While in the FSET mode the DOWN button decreases the value of the

selected frequency digit.

When the desired frequency is selected depress and release the FSET

button. The cursor will no longer be displayed and the unit will be tuned to

the desired input frequency.

3.12 Changing Gain

When the unit is in the LOCAL mode of operation, the attenuation of the

input signal level can be changed to accommodate the variations in the

beacon input signal strength level. The attenuation is displayed in dB from

0 to 60 dB on 0.5 dB steps.