Comtech EF Data UT-4500 Series User Manual

Page 26

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UT4500 Series Up Converter

MN/UT4500.IOM

Introduction

Revision 2

8

Table 3. UT-4505I/M Up Converter Specifications

Characteristic

Specification

Frequency Range
UT-4505I
UT-4505M
Conversion
Step

Size

Preset

Channels

Stability Over Time

Stability Over Temp


5845 to 6725 MHz

5725 to 6725
Dual, No Inversion
125 kHz standard, 1kHz optional
32 Frequencies and Gains
± 1 x 10

-9

/Day

± 1 x 10

-8

0 to 50°C (32 to 122°F)

IF Input
Noise

Figure

Level
Range
Impedance
Return

Loss


12 dB Maximum at 0 dB Attenuation
-35 dBm Typical

52 to 88 or 104 to 176 MHz

50 or 75

23 dB Min. with IO Module or Switch Module

RF Output
Output

Level

Intermodulation
Carrier

Mute

Non–carrier

Spurious

Carrier

Spurious

AM to PM

Return

Loss

Impedance


+17 dBm at 1 dB Compression
-50 dBc @ 0 dBm Output SCL
-70 dBc
-80 dBm
-65 dBc @ 0 dBm Output
0.1°/dB at -5 dBm Out
20 dB Minimum with IO Module
50

Transfer
Gain
Attenuation

Adjust

Gain

Stability

Ripple:


Slope


35 dB ± 2 dB
0 to 25 in 0.25 dB Steps
0.1 dB Steps Optional
± 0.25 dB/Day

± 0.25 dB (± 18 MHz),
0.75 dB (± 36 MHz)
0.05 dB/MHz

External Ref.

Input, either 5 or 10 MHz
Option @ +3 dBm
Optional 10 MHz Rear Panel Reference Output

Group Delay
Linear

Group

Delay

Parabolic

Delay

Group Delay Ripple


0.03 ns/MHz
0.01 ns/MHz

2

1.0 ns Peak-to-Peak

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