Founded by Harry Roberts in 1932
RECEIVERS
Pix | Doc | Mod | Model | Band/QRG | Mode | Year | Quicknote |
| | | R-809 | 0.153-30 / 87.5-108 MHz | AM / WFM | 199x | |
| | | R-827 | 0.15-30 / 87.5-108 MHz | AM / WFM / SSB / CW | 200x | |
| | | R-861 | 0.153-30 / 87.5-108 MHz | AM / WFM / SSB / CW | 200x | RDS |
| | | R-862 | 0.15-0.281 / 0.522-1.62 / 4.6-21.95 / 87.5-108 MHz | AM / WFM | 200x | |
| | | R-871 | 0.147-0.284 / 0.525-1.62 / 2.3-21.85 / 87.5-108 MHz | AM / WFM | 200x | |
| | | R-876 | 0.153-30 / 87.5-108 MHz | AM / WFM | 200x | |
| | | R-881 | 0.522-1.62 / 2.3-26.1 / 87.5-108 MHz | AM / WFM | 200x | |
| | | R-9914 | 0.153-30 / 87.5-108 MHz | AM / WFM / SSB / CW | 200x | |
| | | R-9921 | 0.525-1.71 / 5.9-17.9 / 87.5-108 MHz | AM / WFM | 200x | RDS |
| | | RC-828 | 0.15-30 / 87.5-108 MHz | AM / WFM / SSB / CW | 200x | |
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