Kingtone is a professional repeater manufacturer and solution provider.Kingtone iDEN / TETRA Off-air-repeater for Walkie Talkie/Radio Coverage Solutions TETRA systems to expand signal coverage or fill signal blind area where signal is weak or unavailable.
The box version meets IP65 standards, so the TETRA Off-air-repeater can be installed indoor or outdoor and in the most challenging environments.
Typical applications
- Underground parking
- Shopping malls
- Metro corridors
- Theaters
- Tunnel

Our products including mobile repeater, BDA, DAS, BTS/IBS components and software System for Cellular, Tetra…
Kingtone offers a full range of repeaters :
- GSM 2G Repeater
- UMTS 3G Repeater
- LTE 4G Repeater
- DAS (Distribution Antenna System) 2G, 3G, 4G
- 800 MHz, 900 MHz, 1800 MHz, 2100 MHz, 2600 MHz Repeater
- Power : Micro-repeater, Medium Power repeater and High Power repeater
- Technologies : RF/RF repeaters, RF/FO repeaters
| Items | Uplink | Downlink | ||
| Working Frequency (customizable) | 450-455MHz | 460-465MHz MHz | ||
| Passband BW. min | 5MHz | |||
| Downlink to Uplink separation, min | 10MHz | |||
| Max. Input Level (Non-Destructive) | -10dBm | |||
| Max. Output Power (customizable) | +33dBm | +37dBm | ||
| Max. Gain | 85dB | 85dB | ||
| Passband ripple | ≤ 3dB | |||
| Gain Adjustment Range | 1~31dB @ step of 1dB | |||
| Auto Level Control (ALC) | 30dB | |||
| Voltage Standing Wave Ratio (VSWR) | ≤ 1.5 | |||
| Noise Figure@Max Gain | ≤ 5dB | |||
| Phase P-P Error | ≤ 20 | |||
| RMS Phase Error | ≤ 5 | |||
| Spurious Emission | Within working band | ≤ -36dBm/30kHz | ||
| Out of working band | 9kHz~1GHz: ≤ -36dBm/30kHz 1GHz: ≤ -30dBm/30kHz | |||
| Inter-modulation | Within working band | ≤ -36dBm/3kHz or ≤ -60dBc/3kHz | ||
| Out of working band | 9kHz~1GHz: ≤ -36dBm/30kHz 1GHz~12.75GHz: ≤ -36dBm/30kHz | |||
| Group Delay | ≤ 6.0 µS | |||
| Out of Band Rejection | ≤ -40dBc @ ± 1MHz≤ -60dBc @ ± 5MHz | |||
| Frequency Stability | ≤ 0.05ppm | |||









