Atec Agilent-N5182A - Manual (Page 15)

15
Narrow pulse modulation
(Option UNW) 1
500 MHz to 3.0 GHz Above 3.0 GHz
On/Off ratio > 80 dB (typ) > 80 dB (typ)
Rise/Fall times (Tr, Tf) < 10 ns; 7 ns (typ) < 10 ns; 7 ns (typ)
Minimum pulse width
Internally leveled ≥ 2 µs ≥ 2 µs
ALC off 2 ≥ 20 ns ≥ 20 ns
Repetition frequency
Internally leveled 10 Hz to 500 kHz 10 Hz to 500 kHz
ALC off 2 dc to 5 MHz dc to 10 MHz
Level accuracy (relative to CW)
Internally leveled < ±1.0 dB < ±1.0 dB
ALC off 2 < ±1.0 dB (typ) < ±1.0 dB (typ)
Width compression < 5 ns (typ) < 5 ns (typ)
(RF width relative to video out)
Video feed-through 3 < 50 mV (typ) < 5 mV (typ)
Video delay (ext input to video) 20 ns (nom) 20 ns (nom)
RF delay (video to RF output) 10 ns (nom) 10 ns (nom)
Pulse overshoot < 15% (typ) < 15% (typ)
Input level +1 Vpeak = RF On +1 Vpeak = RF On
Input impedance 50 Ω (nom) 50 Ω (nom)
Sync
Output
Video
Output
RF Pulse
Output
Td
Tm
Tw
Trf
Vf
Tf Tr
Vor
Tp
50%
50%
10%
90%
50%
Td Video delay (variable)
Tw Video pulse width (variable)
Tp Pulse period (variable)
Tm RF delay
Trf RF pulse width
Tf RF pulse fall time
Tr RF pulse rise time
Vor Pulse overshoot
Vf Video feedthrough
1. Pulse specifications apply to frequencies > 500 MHz. Operable down to 10 MHz.
2. With power search on.
3. Video feed through applies to power levels < +10 dBm.