Product specifications

UT-4500A Series Upconverters Revision 1
Introduction MN-UT4500A
1–8
dual fuse. The dual fuse is rated for 2 Amps. The UT-4500-A is provided with a six-foot
AC power cord.
• Exhaust Fan – The internally mounted exhaust fan vents through the rear panel for
chassis cooling.
• External Interface Connectors – Connectors provide operational communications,
connection of external reference, redundant operation, and remote monitor and control
of the UT-4500-A.
1.4 Summary of Specifications
*Note: Contact Comtech EF Data with specific requirements.
1.4.1 UT-4505-A C-Band Upconverter
Characteristic
Specification
Frequency Range
UT-4505-A
5845-6425 MHz
Conversion
Dual, No Inversion
Step Size
125 kHz standard, 1kHz optional
Preset Channels
32 Frequencies and Gains
Stability over Time
± 1 x 10
-9
/Day
Stability over Step
± 1 x 10
-8
0-50°C (32-122°F)
IF Input
Noise Figure
12 dB Maximum at 0 dB Attenuation
Level
-35 dBm Typical
Range
+20 dBm at 1 dB Compression
Impedance
50
Ω
or 75
Ω
Return Loss
23 dB min. with IO Module or Switch Module
RF Output
Output Level
+17 dBm at 1 dB Compression
Intermodulation
-50 dBc @ 0 dBm Output SCL
Carrier Mute
-70 dBc
Non-carrier Spurious
-80 dBm
Carrier Spurious
-65 dBc @ 0 dBm Output
AM to PM
0.1
o
. / dB at –5 dBm Out
Return Loss
20 dB Minimum with IO Module
18 dB Minimum with Switch Module
Impedance
50Ω
Transfer
Gain
35 dB ± 2 dB
Gain Adjust
0-25 in 0.25 dB Steps
0.1 dB Steps Optional
Gain Stability
± 0.25 dB/Day
Ripple
70MHz IFCF: ±0.25 dB (±18 MHz), optional ±20 MHz (see *Note)
140 MHz IFCF: 0.75 dB (±36 MHz), optional ±40 MHz (see *Note)
Slope
0.05 dB/MHz
IF Bandwidth
36 or 72 MHz, (optional 40 or 80 MHz – see *Note)
External Reference
Input 5 or 10 MHz @ +3 dBm
Optional 10 MHz Rear Panel Reference Output