HARDWARE / PRODUCTAdded 13 Jul 2026

AAC Clyde Space PULSAR-XTX X-Band Transmitter

AAC Clyde Space
AAC Clyde Space PULSAR-XTX X-Band Transmitter

Extremely compact X-Band transmitter in CubeSat Kit PC/104 form factor with data rates up to 50 Mbps, CCSDS-compliant for compatibility with COTS demodulators.

Typed specifications38 values

Discloses 8 of 13 fields engineers filter by in this category (category median 3).

Frequency band
X
TX · datasheet p.1
Mass
130 g
max · datasheet p.2
Frequency range
8 025–8 375 MHz
datasheet p.2
Envelope (L×W×H)
96 mm x 90 mm x 11.7 mm
datasheet p.2 96 x 90 x 11.7 mm Length x Width x Height
TX RF output power
2 W
datasheet p.2 2 W max · Maximum RF Power  |  2 W  |  2 W max · Maximum RF Power
Data rate
10 000 kbps
min · TX · datasheet p.2 50 000 kbps max · TX  |  10 000–50 000 kbps TX
Modulation
OQPSK or QPSK
datasheet p.2 QPSK
Supply voltage
5 V
nom. · regulated 5V · datasheet p.1 5 V  |  6.2–17 V
Power consumption
15 W
max · datasheet p.2 10 W max · low power requirement of <10 W (overview text)  |  15 W max · Power Consumption < 15 W  |  15 W max
Data interface
SPI
datasheet p.2 LVDS optional LVDS interface using quad SPI  |  LVDS
Operating temperature
-25–61 °C
datasheet p.2
Design lifetime
2 years
datasheet p.2 2 years in LEO
Function
transmitter
datasheet p.1
Link use
payload data downlink
datasheet p.1
Link protocol
CCSDS
datasheet p.2
RF connector
SMP
datasheet p.2
Connector
50 Ω SMP connector
datasheet p.2
Flight heritage
tried, tested and trusted on an array of on orbit missions
datasheet p.1
Satellite class
CubeSat
datasheet p.1
Duplex
simplex
transmitter only · datasheet p.1
Channel coding (FEC)
convolutional (Viterbi)
1/2 rate convolutional encoding (K=7) · datasheet p.2
Frequency tunable in orbit
yes
in-flight configurable in 1 MHz steps · datasheet p.1
Board format
PC/104
CubeSat Kit PC/104 form factor · datasheet p.1

Each value is typed with its unit and measurement condition and cites the datasheet page it was taken from. Nothing is guessed: a field that is absent here has not been published by the manufacturer. machine-extracted ✓ checked by NewSpace Market ✓ manufacturer confirmed by the manufacturer.

As published by the supplier13 lines, in the manufacturer's own wording
Operating temperature
-25°C to +61°C
Power consumption
< 15 W
Mass
< 130 g
Supply voltage
6.2 V - 17 V
Frequency
8.025 GHz - 8.375 GHz
Maximum RF power
2 W (33 dBm)
Channel spacing
1 MHz
Tx SNR
> 20 dB
Spurious response
< -60 dBc
Design life
2 years in LEO
Tx data rate
10-50 Mbps
Dimensions
96 x 90 x 11.7 mm
Modulation
OQPSK or QPSK, CCSDS, SFCG 21-2R4

About

The PULSAR-XTX is an extremely compact X-Band transmitter designed for CubeSat missions, compatible with the CubeSat standard in a CubeSat Kit PC/104 form factor. The transmitter implements OQPSK and QPSK modulation with transmission data rates of up to 50 Mbps, ideal for missions requiring a high data rate downlink. It implements a CCSDS specification for compatibility with commercial off-the-shelf satellite demodulators. The PULSAR-XTX is in-flight configurable in 100 kbps steps, covers the 8.025-8.375 GHz frequency range configurable in 1 MHz steps, and has a low power requirement of under 10 W, powered from an unregulated battery bus or regulated 5V. It is compatible with AAC Clyde Space’s X-band patch antenna range (PULSAR-XANT) and has flight heritage across multiple on-orbit missions.

Documentation

Need the full ICD, test reports or a specific revision? Ask the supplier directly.

Source: www.aac-clyde.space ↗

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