Terrasat X-Band IBUC R Series Intelligent Block Upconverter (7.9 - 8.4 GHz) 80W - 175W

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Terrasat X-Band IBUC R Series Intelligent Block Upconverter (7.9 - 8.4 GHz) 80W - 175W is available to buy in increments of 1

Freq. range 7900 to 8400 MHz, IF 950 to 1450 MHz, Input Connector Type-N female (50 Ohm), RF Output Interface CPR-112G

IBUC R X-Band Intelligent Block Upconverter

The Terrasat X-Band IBUC R Series has all of the advanced IBUC features and the upgraded RJ45 M&C connector. This block upconverter offers significant benefits including low terminal cost, simple design and installation, superior RF performance and a reliable 1+1 configuration.  Available in a wide range of RF power outputs including 80W, 100W, 125W, 150W and 175 watts. 

The IBUC R Series also provides new interfaces for connecting you to extensive M&C facilities for network management or local access. This powerful M&C enables trouble‐free commissioning with easy, point‐and‐click installation/configuration, continuous verification of performance with time‐stamped alarm history and simplified monitoring of terminal status

IBUC-R comes with a complete set of diagnostic tools including:

X-Band IBUC 2 Features 10 MHz input detector
X-Band IBUC 2 Features Input voltage and current monitoring
X-Band IBUC 2 Features Transmit L‐band input level detector
X-Band IBUC 2 Features Transmit RF output level detector
X-Band IBUC 2 Features User configurable thresholds and alarms

Unique to the IBUC are internal AGC and ALC functions that satisfy demanding applications with stringent specifications.

Terrasat IBUC 2 RF Interface Connections

IBUC-R Cable Diagram

Terrasat IBUC-2 RF IFL Cabling Diagram

Frequency range




7900 to 8400 MHz

950 to 1450 MHz



VSWR / Impedance

1.5:1 max / 50 Ohm

Input Connector

Type N female (50 Ohm)

Input Connector options

Type F (75 Ohm), TNC (50 Ohm)

Input power detector range

-55 to –20 dBm






Small Signal Gain (L-band to RF) with attenuator set to 0 dB


80 dB min


 100 W

81 dB min


 125 W

82 dB min


 150 W

83 dB min


 175 W

83 dB min


Attenuator range

30 dB variable in 0.1 dB steps

Gain flatness



 Full band

4 dB p-p max


 36 MHz

1.5 dB p-p max


 1 MHz

0.25 dB p-p


Gain variation over temperature


 Open loop

3 dB p-p max


 With AGC

1 dB p-p max




RF Output






1.5:1 max


Rated output power (P1dB)

 80 W

+49 dBm min


 100 W

+50 dBm min


 125 W

+51 dBm min


 150 W

+51.8 dBm min


 175 W

+52.4 dBm min


IMD3 (2 carriers, 3 dB TOBO) -27 dBc max  

Level stability with ALC ±0.5 dB

Output power detector range Rated power to –20 dB

Power reading accuracy ± 1.0 dB max.

Spurious In Band

 -65 dBc


Out of Band

 Complies with MIL-STD 188-164B


 -60 dBc max.  

Output Noise Power Density

 TX Band

< -75 dBm/Hz

 RX Band (with RX reject filter)

< -165 dBm/Hz




-70 dBc max.


AM-PM Conversion

< 3.0 deg/dB @ rated power

Group Delay



0.03 ns/MHz



0.003 ns/MHz2



1 ns p-p over any 36 MHz

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