HARDWARE / PRODUCTUpdated 24 Jul 2026

Antenna-feeder Device 77531

Glavkosmos
Antenna-feeder Device 77531

The Antenna-feeder Device 77531 is designed for on-board radio systems of the 'Meteor-M' spacecraft to transmit meteorological signals to an information receiving station.

Key figurescomparable across the catalogue

Mass
1 kg
Design life
8 years
Lead time
6 months
TRL
9

Normalised to common units so this product can be compared with others in its category. The supplier's own wording is below.

As published by the supplier

Purpose
Designed to work as part of the on-board radio systems of the spacecraft "Meteor-M". Transmission of meteorological signals at an information receiving station.
Year of release
2000
Design life
8 years
Lead time
6 months
Flight qualification of the product
Yes
Brief history of flight qualification
As part of the spacecraft Meteor-M.
Possibility to adapt the product to customer requirements
Yes
Operating frequency range
1700 MHz
Range of communication angles
0-64 degrees
Mass
1 kg

About

The Antenna-feeder Device 77531 is a space-qualified component specifically designed to function as part of the on-board radio systems of the ‘Meteor-M’ spacecraft. Its primary purpose is the transmission of meteorological signals to an information receiving station. The device includes a transmitting antenna, a feeder, and a matching control device. It was first released in 2000 and has a guaranteed service life of 8 years. The product has flight qualification, having been flown as part of the ‘Meteor-M’ spacecraft. The manufacturer states a possibility to adapt the product to customer requirements. Key specifications include an operating frequency range of 1700 MHz, a communication angle range of 0-64 degrees, and a weight of 1 kg.

Documentation

No public datasheet yet — request the datasheet / ICD from the supplier.

Source: trade.glavkosmos.com ↗

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