Dimensions
Size comparison
CT990-EBRRT3S
| CT990-EBR | RT3S | Difference | |
|---|---|---|---|
| Height | 60 mm | 61 mm | −1 mm |
| Width | 140 mm | 131 mm | +9 mm |
| Depth | 35 mm | 36 mm | −1 mm |
| Weight | 310 g | 258 g | +52 g |
Drawn to the same scale from the official dimensions (front and side).
Why is CT990-EBR better than RT3S?
- Transmit power10 W vs 5 W2×
- Battery capacity3,600 mAh vs 2,000 mAh+80%
Why is RT3S better than CT990-EBR?
- Channels257 vs 3,00011.7×
- Weight310 g vs 258 g+20%
Specifications
Side by side
| Radio & range | ||
| Radio standards | Amateur VHF, Amateur UHF | Amateur VHF, Amateur UHF |
| Licence | Amateur licence | Amateur licence |
| Dual band (VHF + UHF) | Yes | Yes |
| Frequency ranges | 430 - 440 MHz; 144 - 146 MHz | 450 - 460 MHz; 150 - 160 MHz |
| Transmit power | 10 W | 5 W |
| Channels | 257 | 3,000 |
| Privacy codes (CTCSS / DCS) | 83 | — |
| CTCSS / DCS sub-tones | Yes | Yes |
| Squelch | adjustable | adjustable |
| Power & battery | ||
| Battery capacity | 3,600 mAh | 2,000 mAh |
| Battery voltage | 7.4 V | 7.4 V |
| Power source | Rechargeable pack | Rechargeable pack |
| USB-C charging | No | No |
| Battery level indicator | Yes | Yes |
| Design & durability | ||
| Weight | 310 g | 258 g |
| Width | 140 mm | 131 mm |
| Height | 60 mm | 61 mm |
| Depth | 35 mm | 36 mm |
| Protection rating | IP67 | — |
| Water protection (IPx) | IPx7 | — |
| Display | Backlit display | Backlit display |
| Colours | Black | Black |
| Features | ||
| VOX (hands-free) | Yes | Yes |
| VOX sensitivity levels | 9 | 10 |
| Channel scan | Yes | Yes |
| Dual watch | Yes | — |
| Flashlight | Yes | — |
| Emergency / SOS alarm | Yes | — |
| FM radio | Yes | — |
| Key lock | Yes | Yes |
| Roger beep | Yes | — |
| Monitor button | Yes | Yes |
| PC programmable | Yes | Yes |
| Connectivity | ||
| Headset / earpiece jack | Yes | Yes |
| Connectors | 2,5 und 3,5 mm | 2,5 und 3,5 mm |
| Radios in the base pack | 1 | 1 |
