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TH-7800


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Item Number TH-7800
General
Frequency Range Dual band:TX: 134-174MHZ and 400-480MHZ
RX(AM and 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 Voltage -4℉~+140℉(-20℃~+60℃)
Operating Temperature Range 13.8VDC (±15%),Negative ground
Current Consumption(Approx) RX:0.5A(Squelched)
TX:8.0A(50/430MHZ),8.5A(29/144MHZ)
Case size(W×H×D) 140*41.5*168 mm (w/o knobs & connectors)
Weight 1000g
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 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/30 KHz
Maximum AF output 2W@8Ω for 5% THD
AF output Impedance 4-16Ω