The satellites S27-2 (prototype), S27-3 (which became the launched satellite), and S27-4 (which became the backup) were assembled by Defence Research Telecommunications Establishment (DRTE) Electronics Lab in Ottawa.
Satelliitit S27-2 (prototyyppi), S27-3 (mistä tuli laukaistu satelliitti) ja S27-4 (varasatelliitti) koottiin Defense Telecommunications Establishment Electronics Labissa Ottawassa, Ontariossa.