HARDWARE / PRODUCTAdded 30 Jul 2026

RADIOSAT Software Defined Radio

PicoSaTs
RADIOSAT Software Defined Radio

Sub-0.5U modem/SDR under 500 g with 300 MHz to 7 GHz tuning, up to 4 Gbps transmit and 1 Gbps receive.

Typed specifications58 values

Discloses 6 of 13 fields engineers filter by in this category (category median 5).

Mass
500 g
max · datasheet p.2
Link protocols and waveforms
proprietary
datasheet p.1 DVB-RCS2 optional  |  CCSDS reception  |  DVB-S2X transmission, with ACM  |  CCSDS  +3
Frequency range
300 MHz
min · datasheet p.1 7 000 MHz max  |  300–7 000 MHz  |  300 MHz min  |  7 000 MHz max
Envelope (L×W×H)
83.50 x 96 x 25 mm
datasheet p.1
Data rate
1 000 000 kbps
max · reception · datasheet p.1 1 000 000 kbps max · RX datarate  |  4 000 000 kbps max · transmission  |  4 000 000 kbps max · TX datarate
Supply voltage
12 V
min · datasheet p.2 24 V max  |  12–24 V
Power consumption
35 W
max · datasheet p.2 35 W max · power consumption < 35 W
Data interface
UART
datasheet p.1 other data over SpaceFibre  |  SpaceWire optional, data  |  RS-422 optional, TM/TC  |  Ethernet optional, TM/TC or data  +7
Operating temperature
-20 °C
min · datasheet p.2 70 °C max  |  -20–70 °C
Function
SDR transceiver
miniaturized high throughput two channels modem/SDR · datasheet p.1
Link use
TT&C
datasheet p.1 inter-satellite link Constellation ISL  |  payload data downlink Earth observation data downlink
Frequency band
UHF
datasheet p.2 L  |  S  |  C
TX chains
2
datasheet p.1
RF connector
SMP
SMP gold plated RF connectors · datasheet p.1
RX chains
2
datasheet p.1
Survival temperature
-30 °C
min · datasheet p.2 90 °C max  |  -30–90 °C non-operating
Satellite class
CubeSat
datasheet p.1 microsat 10-100 kg  |  smallsat 100-500 kg  |  GEO
TX/RX chains (as printed)
2 x 1 GHz IBW Rx channels, 2 x 1 GHz IBW Tx channels
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 supplier12 lines, in the manufacturer's own wording
Channels
2x 1 GHz IBW Rx channels, 2x 1 GHz IBW Tx channels
Frequency range
300 - 7000 MHz
Tx data rate
Up to 4 Gbps
Rx data rate
Up to 1 Gbps
Protocols
DVB-S2X with ACM and pre-distortion on transmit, CCSDS on receive; optional DVB-RCS2 or custom
Volume
< 0.5 U
Mass
< 500 g
Power consumption
< 35 W
Input supply
12 V to 24 V
Interfaces
SMP gold plated RF connectors; CSP over CAN (opt. Ethernet or RS422); data over SpaceFibre (opt. SpaceWire or Ethernet); UART, SPI, I2C
Operating temperature
-20 C to +70 C (non-operating -30 C to +90 C)
Qualification
Vibration and TVAC qualified by ECSS-E-ST-10-03C

About

A miniaturized modem / SDR designed for CubeSat and small satellites for LEO and GEO applications. With a volume below 0.5 U and a mass below 500 g, it can reach up to 4 Gbps in transmission and 1 Gbps in reception, making it unique in size and performance ratio.

The SDR is compatible with DVB-S2X (with ACM) in transmission and CCSDS in reception, but also supports custom waveforms and protocols. The interface frequency can be programmed from 300 MHz to 7 GHz with instantaneous bandwidth up to 1 GHz.

Applications: Earth observation data downlink, constellation inter-satellite links and satellite communication. It supports in-orbit firmware and protocol reprogramming and features redundant boot flash with automatic failover and watchdog timers.

Documentation

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

Source: picosats.eu ↗

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