| Frequency |
| Frequency range |
100 kHz to 3 GHz |
| Reference frequency |
Aging: 1 ppm/year
Temperature drift:0 °C to 30 °C, 30 °C to 50 °C, 2 ppm in addition 2 ppm/10 °C |
| Frequency counter |
Resolution:1 Hz
Counter accuracy: S/N > 25 dB, ± (frequency ? reference frequency errror) |
| Frequency span |
0 Hz, 10 kHz to 3 GHz |
| Spectral purity |
SSB phase noise: f = 500 MHz, 20 °C to 30 °C
30 kHz from carrier: <85 dBc (1 Hz)
100 kHz from carrier: <100 dBc (1 Hz)
1 MHz from carrier: <120 dBc (1 Hz) |
| Sweep time |
span = 0 Hz: 1 ms to 100 s
span > 0 Hz: 20 ms to 1000 s, min. 20 ms/600 MHz |
| Bandwidths |
Resolution bandwidths (-3 dB): 1145.5850.13, 1, 3, 10, 30, 100, 200, 300 kHz, 1 MHz, 1145.5850.03/.23, 1145.5850.06/.26: in addition 100 Hz, 300 Hz
Tolerance: ≤300 kHz, ±5 %, nominal, 1 MHz, ±10 %, nominal
Resolution bandwidths (-6 dB): with option ?FSH-K3 installed, in addition 200 Hz, 9 kHz, 120 kHz, 1 MHz
Video bandwidths: 10 Hz to 1 MHz in 1, 3 steps |
| Amplitude |
| Display range |
average noise level displayed to +20 dBm |
| Maximum permissible DC voltage at RF input |
50 V/80 V |
| Maximum power |
20 dBm, 30 dBm (1 W) for max. 3 minutes |
| Intermodulation-free dynamic range |
third-order IM products, 2 ? -20 dBm, reference level = -10 dBm, typ. 66 dB (typ. +13 dBm third-order intercept, IP3) |
| Displayed average noise level |
resolution bandwidth 1 kHz, video bandwidth 10 Hz, reference level ≤-30 dBm
10 MHz to 3 GHz: <-105 dBm, typ. -114 dBm |
| With preamplifier |
only models 1145.5850.03, 1145.5850.23, 1145.5850.06, and 1145.5850.26
10 MHz to 2.5 GHz: <-120 dBm, typ. -125 dBm
2.5 GHz to 3 GHz: <-115 dBm, typ. -120 dBm |
| Inherent spurious |
reference level ≤-20 dBm, f > 30 MHz, RBW ≤ 100 kHz: <-80 dBm |
| Input related spurious |
mixer level -40 dBm, carrier offset >1 MHz
Up to 3 GHz: <-70 dBc (nominal) |
| 2nd harmonic |
mixer level -40 dBm
typ. <-60 dBc |
| 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: dBm, dBμV, dBmV with transducer also dBμV/m and dBμA/m
Linear: 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
with option ?FSH-K3 installed: in addition average and quasi-peak
Level measurement error:frequency >1 MHz, at reference level down to -50 dB, 20 °C to 30 °C: <1.5 dB, typ. 0.5 dB |
| Markers |
Number of markers or delta markers: max. 6
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-running, video, external |
| Audio demodulation |
AM (video voltage without AGC) and FM |
| Inputs |
| RF input |
N female |
| Input impedance |
50Ω |
| 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 50Ω:10 dBm |
| Outputs |
| AF output |
3.5 mm mini jack |
Output impedance
Open-circuit voltage |
100Ω
adjustable up to 1.5 V |
| Tracking generator |
only models 145.5850.13, 1145.5850.23 and 1145.5850.26 |
| Frequency range |
5 MHz to 3 GHz |
| Output level |
model 1145.5850.13:-20 dBm (nominal)
model 1145.5850.23:0 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 connector (type Binder 712) |