0 introduction, 1 output characteristics, 2 input characteristics – Comtech EF Data SFC1800A User Manual
Page 79: 3 transfer characteristics, Technical specifications
SFC1800A Synthesized Frequency Upconverter
Technical Specifications
TM111 – Rev. 1.0
7-1
Technical Specifications
7
7.0 Introduction
This section defines the technical performance parameters and specifications for the SFC1800A
Synthesized Frequency Upconverter.
7.1 Output Characteristics
Frequency:
17.30 to 18.40 GHz
Impedance:
50 Ohm
Return Loss:
>16 dB
P1 dBm Output:
+15 dBm Minimum
Output Attenuation:
0 - 20 dB Continuously Variable in 0.1 dB Steps
Connector:
N, Type-F
7.2 Input Characteristics
Frequency:
70 MHz ±18 MHz Standard, 140 MHz ±36 MHz Optional
Impedance:
75 Ohm
Return Loss:
>23 dB
P1 dBm Input:
+10 dBm (Input Attenuator @ 30 dB)
-15 dBm (Input Attenuator @ 0 dB)
Pin Nominal:
+5 dBm (Input Attenuator @ 30 dB)
-25 dBm (Input Attenuator @ 0 dB)
Connector:
BNC Type F
Performance specifications guaranteed at nominal levels only.
7.3 Transfer Characteristics
Type:
Double Conversion, No Spectral Inversion
Gain:
30 dB Maximum @ 0 dB Total Attenuation
Gain control:
50 dB in 0.1 dB Increments
(30 dB to -20 dB Conversion Gain)
Gain Ripple:
±0.25 dB/36 MHz Typical, ±0.50 dB Maximum
Gain Slope:
±0.05 dB/MHz
Gain stability:
±0.25 dB/24 hr., ± 1.0 dB; 0 to 50°C