To be completed
Product | Approx. date | Description | Detail |
HM30 | 1952 | Radio Link Supervisory system | here |
HM100 | 1952 | VHF Multichannel Terminal equipment | here |
HM150 | 1952 | VHF Multichannel Repeater equipment | here |
HM100/150 Technical description | 1952 | 48-Channel Radio Link equipment | here |