2018 Newest Version 50W Full Duplex Cross Repeat TYT TH7800 Dual Band Radio Station

 

Specification

 

Frequency Range

Dual band: TX: 136-174MHz and 400-480MHz

AM/FM RX: 108-180MHz,134-174MHz and 350-520MHz

Channel Capacity

809 channels

Channel Spacing

2.5/5/6.25/10/12.5/15/20/25/50KHz

Modes of Emission

F3

Antenna Impendence

50 Ohms, unbalanced(Antenna Duplexer bulit-in)

Frequency Stability

±5 PPM -140°F~+140°F(-10-----+60)

Operating Voltage

-4°F~+140°F(-20-+60)

Operating Temperature Range

13.8VDC (±15%). Negative ground

Current Cunsumption(Approx)

RX: 0.5A (Squelched)

TX:8.0A (50/430MHz), 8.5A(29/144MHz)

Case Size(WXHXD)

140x41.5x168mm (w/0 knobs & connectors)

Weight(Approx)

2.2lb(1Kg)

Transmitter

 

Output Power

50/20/10/5W(144MHz), 35/20/10/5W(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 Frequency

49.95MHz/450KHz(left band)

 

38.85MHz/450KHz(right band)

Sensitivity(for 12dB SINAD)

Better than 0.2μV

Squelch Sensitivity

Better than 0.16μV

Selectivity(-6dB/-60dB)

12KHz/30KHz

Maximum AF Output

2W 8Ω for 5% THD

AF Output Impedance

4-16 ohm

 

 

7800-2

 

7800-3

 

 

7800-14