During this period a draft of 100 - plus recruits ( Militiamen with 3 months ' AA training ) was received for each battery .
Training began for ' Operators , Fire Control ' who would man RDF ( radar ) sets when they arrived .
During this period a draft of 100 - plus recruits ( Militiamen with 3 months ' AA training ) was received for each battery , and training began for ' Operators , Fire Control ' who would man RDF ( radar ) sets when they arrived .