TYT TH-7800 50W Dual Band Mobile Radio Base Station Amateur Transceiver Repeater Panel Separation Driving Wireless Communication

Main Functions

• TYT TH-7800 VHF and UHF dual band mobile transceiver. 50W output power for 144MHz and 40W for 430MHz. V+U Full Duplex Operation / Cross-band Repeater Function / Ultra-size LCD Screen Dual Display.
• Frequency Range: Dual band: TX: 144-148MHz and 420-450MHz. AM/FM RX: 108-180MHz, 134-174MHz and 350-520MHz. Output Power: 50/20/10/5W( 144MHz), 40/20/10/5W(430MHz).
• More than 800 Memory Channels / A+B Dual Band Operation / Detachable Front Panel. 50 CTCSS tones / 1024 DCS codes / 8 groups of Voice Scrambler option. DTMF / 2-Tone / 5-Tone for selective calling.
• Voice compander and encryption scramble. Automatic Repeater Shift(ARS). Detachable front controller and remote mounting capability. User-programmable microphone keys.

Packin g   List
1x  TH-7800 Radio; 
1x  Keypad DTMF microphone; 
1x  Radio body mounting bracket; 
1x  DC power cable with fuse holder; 
1x  Front controller separation cable; 
1x  Front controller mounting bracket;  
1x  Screw packs; 
1x  Protection fuses; 
1x  User manual.

Features:

• Cover 144/430MHz four transmitting bands.
• Wide band AM receiving and FM receiving for 108-180MHz,134-174MHz, 350-520MHz.
• Independent controls for each left and right band.
• V+U simultaneous receive capability.
• Built-in V+U cross-band repeater and full duplex capability.
• 800 memory channels and independent setting per channel.
• 50W of high power output for VHF band and 40W for UHF band.
• Standard 50 groups of CTCSS tone and 104 groups of DCS code.
• User-defined CTCSS tone & DCS code capability.
• DTMF / 2-Tone / 5-Tone for selective calling.
• Voice compander and encryption scramble.
• Automatic Repeater Shift(ARS).
• Detachable front controller and remote mounting capability.
• Ultra-size LCD dual display screen.

General:

• Frequency Range: Dual band: TX: 144-148MHz and 420-450MHz. RX(AM/FM): 108-180MHz, 134-174MHz and 350-520MHz.
• Channel Capacity: 809 Channels.
• Channel Spacing: 2.5/5/6.25/10/12.5/15/20/25/50 kHz.
• Modes of Emission: F3.
• Antenna Impedance: 50 Ohms, unbalanced (Antenna Duplexer built-in).
• Frequency Stability: ±5ppm@-140℉~+140℉(-10℃～+60℃).
• Operating Temperature Range: 13.8VDC (±15%), negative ground.
• Supply Voltage: -4℉~+140℉(-20℃～+60℃).
• Current Consumption(Approx): RX: 0.5 A (Squelched). TX: 8.0 (50/430MHz), 8.5A (29/144MHZ).

Transmitter:

• Output Power: 50/20/10/5W( 144MHZ), 40/20/10/5W(430MHZ).
• Modulation Type: Variable Reactance.
• Maximum Deviation: Better than -60dB(29MHZ: Better than -50dB).
• Modulation Distortion: Less than 3%.
• Microphone Impedance: 2kΩ.

Receiver:

• Circuit Type: Double-conversion super-heterodyne.
• Intermediate Frequencies: 49.95 MHz/450 KHz (Left band), 38.85 MHz/450 KHz (Right band).
• Sensitivity (for 12dB SINAD): Better than 0.2μV.
• Squelch Sensitivity: Better than 0.16μV.
• Selectivity: 12 KHz/30 KHz.
• Maximum AF Output: 2W@8Ω for 5% THD.
• AF Output Impedance: 4-6Ω.