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
