R3131 Spectrum Analyzer Operation Manual
5 SPECIFICATIONS
5-4 Apr 10/98
(7) Specifications for the External Gate Signal
The specifications for the external gate signal used with gated sweeps are shown below.
(a) t1
(b) t2
t2 ≥ 1µsec
(c) t3
RBW t1
1MHz more than 2µsec
300kHz more than 15µsec
100kHz more than 20µsec
30kHz more than 50µsec
10kHz more than 180µsec
SWP Time t3
SWP Time < 50sec more than 18µsec
50sec ≤SWP Time < 100sec more than 28µsec
100sec ≤SWP Time < 200sec more than 58µsec
200sec ≤SWP Time more than 108µsec
t1
t2
t3
Input signal
Gate signal