
วิทยุสื่อสารประชาชน

TC-245DX
- คุณสมบัติเด่น
- BAND 245.0000-245.9875 MHz
- DIMENSIONÂ H : 90 mm. W : 51 mm. D : 28 mm
- WEIGHT 183 GRAMS / / 5 WATTS
- 80 CHANNELS, 1100mAh LI-ION BATTERY.
- 19 CHANNELS FREE MEMORY
- 107 CODES OF DCS / 50 GROUPS OF CTCSS
- DUPLEX FUNCTION
- HIGH/LOW Â POWER
- VOX SENSITIVITY (VOX)
- AUTO BATTER SAVE
- S-METER BAR
- TIME-OUT TIMER
- AUTO POWER OFF
- MEMORY DISPLAY MODE
รายละเอียดทางเทคนิค : | ข้อมูลทั่วไป | การส่งข้อมูล | การรับข้อมูล |
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ข้อมูลทั่วไป | |
Sensitivity | <0.25 uV. at 12 dB / SINAD |
Squelch Sensitivity : | <0.158 ?V. |
Selectivity | <-65 dBm. |
Spurious Response Rejection: | 60 dB. |
Intermodulation Modulation | 60 dB. |
Adjacent Channel Selectivity | 63 dB. |
Audio Frequency Response: | +1 dB to - 3dB of + 6 dB. Octave 300 ~3000 Hz. |
Frequency Stabilit | +/-5 ppm |
Audio Output : | >/500 mW. |
Distortion | <5% at 8 Ohm Speaker |
การส่งข้อมูล | |
Output Power | Hi : 5 W. Lo: 1W. |
Transmitting Frequency Error : | +/- 500 Hz. |
Transmitting Current | Hi <1.5A |
Max. Frequency Deviation: | 0.300 ~ 2.5 KHz. / 20 dB up |
Modulation Sensitivity | +/- 12.5 KHz. MIC input 1 HK < 12 mV. |
Transmitting Distortion | less than 5 % |
Tone Frequency Deviation | 0.4-0.75 KHz. |
Spurious Radiation | 60 dB. |
Adjacent Channel power | < -63 dBm. |
Harmonious Wave: | -63 dBm. |
การรับข้อมูล | |
Frequency Range | 245.000-245.9875 MHz. |
Channel No. | 80 Channel 19 Free Memory |
Frequency General | Synthesizer (PLL) |
Mode Type | FM (F3E) |
Channel | 25 KHz. |
Working Temparature | -20 ?C to +55 ? C |
Working | 7.4 V DC. |
Low Voltage Indicator | The Battery is lower than 6V. |
Frequency Stability: | +/- 5ppm |
Case | Red |