Giga-tronics 2400/2500 Microwave Synthesizer Series
4. Programming Interfaces
Programming Manual, Part Number 34783, Rev A, July 2009
125
4.6.3 GT-12000 Native Commands: Amplitude Modulation
Table 23 GT-12000 Native Commands: Amplitude Modulation
Number
Command Name
Comments
37
AD d
Sets the amplitude modulation depth to a percentage
value.
38
AM n
Activates and selects the source of the Amplitude
Modulation according to the following:
n = 0 Deactivate Amplitude Modulation.
n = 1 Activate external AM
n = 2 Activate internal AM and select sine wave.
n = 3 Activate internal AM and select square wave.
n = 4 Activate internal AM and select triangle wave.
n = 5 Activate internal AM and select positive ramp.
n = 6 Activate internal AM and select negative ramp.
n = 7 Activate internal AM and select noise.
n = 8 Activate internal AM and select zero output.
39
AR d
HZ|KZ|KHZ|MZ|MHZ|GZ|GHZ
Sets the rate of the internal amplitude modulation
generator.
40
SC n
Activates and selects the source of the Scan Amplitude
Modulation according to:
n = 0 Deactivate Scan AM.
n = 1 Activate external Scan AM.
n = 2 Activate internal Scan AM and select sine wave.
n = 3 Activate internal Scan AM and select square
wave.
n = 4 Activate internal Scan AM and select triangle
wave.
n = 5 Activate internal Scan AM and select positive
ramp.
n = 6 Activate internal Scan AM and select negative
ramp.
n = 7 Activate internal Scan AM and select noise.
n = 8 Activate internal Scan AM and select zero
output.
41
SD d
Sets the depth of Scan AM to d dB.