. "The AN/SPG-29 was a gravitic detection array developed for use by warships of the Royal Manticoran Navy. Star Knight-class heavy cruisers used the AN/SPG-29/a variant, while Reliant-class battlecruisers used the AN/SPG-29/b variant. (JIR1)"@en . . . . "The AN/SPG-29 was a gravitic detection array developed for use by warships of the Royal Manticoran Navy. Star Knight-class heavy cruisers used the AN/SPG-29/a variant, while Reliant-class battlecruisers used the AN/SPG-29/b variant. (JIR1)"@en . "AN/SPG-29"@en . .