U-228 BBS無線接收機戴波頻率範圍：710Hz---865MHz頻率振盪模式：鎖相環延路頻道總數：100CH頻率回應：50Hz---18KHz有效使用距離：200英尺頻帶寬度：24MHz戴波穩定度：±5PPm≤10KHz假像干擾比：>80dB信號雜訊比：>105dB(1KHz-A)靈敏度總失真：-105dBm(12dB S/N AD)
| Model | BBS U-228 |
| Carrier Frequency | 710MHz - 865MHz |
| Carrier Stability | +/- 5PPm ≤ 10KHz |
| Frequency Oscillation Mode | PLL : Phase Locked Loop |
| Channel | 100 |
| Frequency Response | 50Hz-18KHz |
| Effective Function Distance | 200 Feet |
| BW Band Width | 24MHz |
| Image Rejection | >80dB |
| Signal to Noise | >105dB |
| Total Distortion | -105dBm (12dB S/N AD) |
| Output Impedance | 200 Ω+/-10% |
| Audio Output | 0 ~ 0.5 V |
| Mute Mode | -12dB |
| Function Display Mode | Mute and sound code lock extension road |
| Dynamic Range | > 110dB |
| Carrier Error | +/-0.005% |
| Modulation Offset Degree | +/-48KHz |
| Vice Harmonic | < - 60dBc |
| Power Supply(Receiver) | 220V/AC/50Hz |
| Power Supply (Mic) | UM3, AAA 1.5 V * 2 |
| Size (Receiver) (cm) | 42*15*4.5 |
| N.W. | 2 kg |
| Unit | Set |
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