Atec Rohde-Schwarz-SMP Series User Manual
Page 11
Microwave Signal Generator SMP
11
FM (with option SM-B5
8)
)
Maximum deviation
f
≤20 GHz
f >20 GHz
Resolution
f
≤20 GHz
f >20 GHz
Setting accuracy at AF = 1 kHz and
deviation >1 kHz
FM distortion at AF = 1 kHz and
500 kHz deviation
Modulation frequency range
Modulation frequency response
10 Hz (DC) to 50 kHz
50 kHz to 1 MHz
Incidental AF = 1 kHz and
40 kHz deviation
Carrier frequency offset with FM
f
≤20 GHz
f >20 GHz
Carrier frequency drift with FMDC
Modulation inputs EXT1, EXT2
Input impedance
Input voltage (peak value)
for selected deviation
1 MHz
2 MHz
<1%, min. 10 Hz
<1%, min. 20 Hz
<2% of reading
<0.5%, 0.05% typ.
DC to 1 MHz
<0.5 dB
<4 dB
<0.5%
<100 Hz + 1% of deviation
<200 Hz + 1% of deviation
0.005% typ. of deviation per 1°C
600
Ω or 100 kΩ
1 V (HIGH/LOW warning if
variation >3%)
Phase modulation with option SM-B5
Operating modes
internal, external AC/DC, two-tone
with two separate channels
ϕM1 and
ϕM2
Maximum deviation
f
≤20 GHz
f >20 GHz
10 rad
20 rad
Resolution
f
≤20 GHz
f >20 GHz
<1%, min. 0.001 rad
<1%, min. 0.002 rad
Setting accuracy at AF = 1 kHz
f
≤20 GHz
f >20 GHz
<(3% of reading + 0.01 rad)
<(3% of reading + 0.02 rad)
ϕM distortion at AF = 1 kHz and
5 rad deviation
<1%
Modulation frequency range
DC to 100 kHz
Modulation frequency response
10 Hz (DC) to 100 kHz
<3 dB
Modulation input EXT1, EXT2
Input impedance
Input voltage (peak value)
for selected deviation
600
Ω or 100 kΩ
1 V (HIGH/LOW warning if
variation >3%)
ASK modulation
Operating mode
external
Maximum modulation depth
6)
90%
Resolution
0.1%
Data rate
7)
0 Hz to 200 kHz
Rise/fall time (10%/90%)
<10 µs
Modulation input EXT1
Input impedance
Input level
600
Ω or 100 kΩ
TTL/HCT signal, selectable polarity
FSK modulation
Operating mode
external
Maximum shift
Standard FM
f
≤20 GHz
f >20 GHz
with option SM-B5
f
≤20 GHz
f >20 GHz
10 MHz
20 MHz
1 MHz
2 MHz
Resolution
f
≤20 GHz
f >20 GHz
<1%, min. 10 Hz
<1%, min. 20 Hz
Data rate
Standard FM
Locked mode
Unlocked mode
with option SM-B5
20 kHz to 2 MHz
0 Hz to 2 MHz
0 Hz to 2 MHz
Modulation input EXT1
Input impedance
Input level
600
Ω or 100 kΩ
TTL/HCT signal, selectable polarity
Pulse modulation
Operating modes
external, internal with option SMP-B14
Standard
(without options SMP-B12/-B13)
Frequency range
On/off ratio
Rise/fall time (10%/90%)
Minimum pulse width
Maximum pulse pause
with level control switched on
(ALC ON)
with level control switched off
(ALC OFF)
Minimum pulse/pause ratio
with level control switched on
(ALC ON)
with level control switched off
(ALC OFF)
Pulse repetition frequency
Pulse delay
Video feedthrough
≥2 GHz
>50 dB (level >0 dBm)
<500 ns
1 µs
any (SMP02/22)/40 ms (SMP03/04)
any
any (SMP02/22)/1:100 (SMP03/04)
any
0 Hz to 500 kHz
100 ns typ.
<15 mV (peak value)
With options SMP-B12/-B13
Frequency range
With option SMP-B13
With option SMP-B12
On/off ratio
Rise/fall time (10%/90%)
Minimum pulse width
with level control switched on
(ALC ON)
with level control switched off
(ALC OFF)
Maximum pulse pause
with level control switched on
(ALC ON)
with level control switched off
(ALC OFF)
Minimum pulse/pause ratio
with level control switched on
(ALC ON)
with level control switched off
(ALC OFF)
Pulse repetition frequency
Pulse delay
Video feedthrough
PULSE modulation input
Input level
Input impedance
10 MHz to <2 GHz
≥2 GHz
>80 dB
<10 ns
20 ns (SMP02/22)/1 µs (SMP03/04)
20 ns
any (SMP02/22)/40 ms (SMP03/04)
any
any (SMP02/22)/1:100 (SMP03/04)
any
0 Hz to 10 MHz
50 ns typ.
<15 mV (peak value)
TTL (HCT)
50
Ω or 10 kΩ