Specifications R&S FSH3
Input related spurious
Carrier offset > 1 MHz
<-70 dBc (nominal)
Level display
Reference level -80 dBm to +20 dBm in steps of 1 dB
Display range 100 dB, 50 dB, 20 dB, 10 dB, linear
Display units
Logarithmic
Linear
dBm, dBµV, dBmV,
with transducer also dBµV/m and dBµA/m
µV, mV, V, nW, µW, mW, W,
with transducer also V/m, mV/m and µV/m
Traces 1 trace and 1 memory trace
Detectors auto peak, maximum peak, minimum peak, sample, rms
Level measurement error,
frequency >1 MHz,
at reference level down to 50 dB
<1.5 dB (20 °C to 30 °C)
Markers
Number of markers or delta markers max. 6 total
Marker functions peak, next peak, minimum, center = marker frequency,
reference level = marker level, all markers to peak
Marker displays normal (level), noise marker, frequency counter (count)
Trigger
free run, video, external
Audio demodulation
AM (video voltage without AGC) and FM
Inputs
RF input N female
Input impedance
50 Ω
VSWR (10 MHz to 3 GHz) typ. 1.5
Trigger/external reference input BNC female, selectable
Trigger voltage TTL
Reference frequency 10 MHz
Required level from 50 Ω
10 dBm
Outputs
AF output 3.5 mm mini jack
Output impedance
Open-circuit voltage
100 Ω
adjustable up to 1.5 V
Tracking generator
(only models 1145.5850.13 and 1145.5850.23)
N female
Frequency range 5 MHz to 3 GHz
Output level model 1145.5850.13
model 1145.5850.23
-20 dBm (nominal)
0 dBm/-20 dBm, selectable
Output impedance
50 Ω, nominal
Interfaces
RS-232-C optical interface
Baud rate 1200, 2400, 9600, 19200, 38400, 57600, 115200 baud
Power sensor 7-contact female (type Binder 712)
1145.5973.12 TI.2 E-6
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