TC-741H Plus และ TC-751H Plus เป็นวิทยุสื่อสารที่ออกแบบดีไซน์ ให้มีกำลังส่งสูงและสามารถระบายความร้อนได้ดี ทนต่อการตกกระแทกเพราะได้รับมาตรฐาน Military Standard (USA) MIL-STD 810 Class : C/D/E/F and G แบตเตอรี่ลิเธียมไอออน 2000 MaH. ใช้งานได้ยาวนาน มีระบบ Voice Control 5 Level (เอกสิทธิ์เฉพาะ SPENDER ) ที่สามารถปรับระดับเสียงพูดได้ด้วยตัวเองถึง 5 ระดับ ตามความเหมาะสมกับผู้ใช้งาน
| BAND 144.0000 – 147.0000 MHz |
| DIMENSION 111 x 51x 38 mm (H x W x D) |
| 5 WATTS |
| 199 Channel |
| LITHIUM POLLYMER BATTERY 2000mAh. |
| FM RADIO 87.5-108.0 MHz. |
| VOICE CONTROL 5 LEVELS |
| SUPER HIGH POWER |
| 214 CODES OF DCS / 51 GROUPS OF CTCSS |
| DUPLEX FUNCTION |
| SET UP NAME REPLACE CHANNEL |
| ROGER BEEP SOUND (ROG) |
| SAVE BATTERY |
| HIGH/ LOW POWER |
| TIME-OUT TIMER |
| AUTO POWER OFF |
| ETC |
| GENERAL | |
| FREQUENCY COVER RANGE | 144.0000-147.0000 MHz. |
| CHANNEL | 199 Channels |
| CHANNEL SPACING | 12.5 KHz./ 25KHz. |
| OPERATION VOLTAGE | 7.4V DC +_20% |
| FREQUENCY STABILITY | ± 2.5ppm. |
| BATTERY LIFE | More than 24 Hours (2000mAh) |
| OPERAION TEMPERATURE | -20 °C ~ +55 °C |
| DIMENSIONS | 111 x 51x 38 mm |
| WEIGHT | 255g (with battery) |
| COLOR | Black |
| TRANSMITTER | |
| POWER OUT PUT | Hi : 5w./Lo : 1w. |
| MODULTION | F3E |
| MAX. FREQUENCY DEVIATION | <2.5 KHz. |
| ADJACENT CHANNEL POWER | <-70dBm. |
| SPURIOUS EMISSION | 70dB |
| <-65dBm. | |
| AUDIO DISTORTION | <5% |
| RECEIVER | |
| SENSITIVITY (@12dB SINAD) | <0.25 µV |
| SQUELCH SENSITIVITY | <0.158 µV |
| INTERMODULATION REJECTION | 70 dB. |
| ADJACENT CHANNEL SELECTIVITY | <70dB. |
| AUDIO DISTORTION | <5% at 8 Ω Speaker |
| For Model | TC-275DMR |
| Model Number | SPB-275 |
| Battery Type | LI-POLY |
| Battery Capacity | 2,000 mAh |
| Nominal Voltage | 7.4 VDC |
| Warranty | 6 months |
| Size | 54 x 102 x 18 mm |
| For Model | TC-741H Plus |
| Part Number | CSP-71H |
| Usage/Application | Charging |
| Packaging Type | Box |
| Charging Time | 4 Hours |
| Power Source | Electric |
| Port | 1 port/4 connector |
| Output Voltage | 8.3 Vdc |
| Output Current | 500 mAH |
| Power Range | 4.5 W |
| Dimensions | 36 x 60 x 34 mm |
| For Model | TC-741H Plus |
| Part Number | SWP-SP |
| Input Voltage | 100 – 240 Vac |
| Input Current (RMS) | <0.20 A, maximum |
| Input Frequency | 50 – 60 Hz |
| Input Configuration | plug-in international |
| Output Voltage | 12 Vdc |
| Output Current | 0.5 Amp |
| Output Regulation | ±5% nominal output voltage |
| Line Voltage Regulation | ±1% maximum, full load |
| Output Ripple | <1%, typical |
| Output Plug | Jack dc 5.5 mm |
| Power Range | 6 W |
| Dimensions | 40 x 73 x 33 mm |
| For Model | TC-741H Plus |
| Model | SGR-145 |
| Antenna Color | Black |
| Frequency Range | 136.000-174.000Mhz |
| Power Range | 7.0 watt |
| impedance | 50 Ohms |
| VSWR | #REF! |
| Certain direction | Omin |
| Connector Type | BNC |
| Langth | 17.6 cm |
| Weight | 30.0 g |
