General Dynamics LT-3600 User Manual download pdf (Page 21)

Integrated L-Band Up/Dn Converter LT3600 CG-1309

Page 21

4.3 COMMANDS

4.3.1 Set UP/Converter Frequency

{aaC1xxxxx} Where xxxx(x) = First 4 numeric data characters

Range: 0950 to 1525 (MHz) for Std. Band units

Range: 0950 to 1950 (MHz) for Extended Band units

Where (xxxx)x = Fifth character is fractional MHz as follows

0 = 0.0 MHz

1 = +0.125 MHz

2 = +0.250 MHz

3 = +0.375 MHz

4 = +0.500 MHz

5 = +0.625 MHz

6 = +0.750 MHz

7 = +0.875 MHz

Note: If only four charactors entered, 0 is assumed as fifth digit.

4.3.2 Set DOWN/Converter Frequency

{aaC2xxxxx} Where xxxx(x) = First 4 numeric data characters

Range: 0950 to 1950 (MHz) for Std and Extended Band units

Where (xxxx)x = Fifth character is fractional MHz as follows

0 = 0.0 MHz

1 = +0.125 MHz

2 = +0.250 MHz

3 = +0.375 MHz

4 = +0.500 MHz

5 = +0.625 MHz

6 = +0.750 MHz

7 = +0.875 MHz

Note: If only four charactors entered, 0 is assumed as fifth digit.

4.3.3 Set UP/Converter Gain

{aaC3xxxx} Where xxxx = 4 numeric data characters

Range: +100 to +300 (+10.0 dB to +30.0 dB)

in 0.5 dB steps

4.3.4 Set DOWN/Converter Gain

{aaC4xxxx} Where xxxx = 4 numeric data characters

Range: +250 to +450 (+25.0 dB to +45.0 dB)

in 0.5 dB steps

4.3.5 Set Internal 10 MHz Ref Oscillator Offset

{aaC5xxx} Where xxx = 3 numeric data characters

Range: 000 to 255 (0 through 10 volts)

4.3.6 Enable SSPB

{aaC6x} Where x = 0 to disable SSPB control

and x = 1 to enable SSPB control

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General Dynamics LT-3600 User Manual Page 21

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