TK-820/830A Interphone

1.Product Information TK-820/830A (interphone,handheld two way radio,transceiver) Model TK-820ATK-830AFrequency Range VHF UHF136-174MHz 400-430MHz 430-480MHz Channel 16 PLL Channel Spacing 12.5/25KHz Battery Voltage 7.4V DC (Li-ion Battery Pack) Antenna Impedance 50Ω Temperature Range -20+60 Frequency Stability ±2.5PPM Dimensions (with Battery) 97(H)x61(W)X32(D) mm Weight (with Battery) 250g Standard Package Gift box (unit body together with the accessories) Compatible With American Military Standard(MIL-STD-810C/D/E) Features: 107 DCS 50 CTCSS Voice Annunciation Hi/Low Power Wired Clone Time-out Timer Low Battery Alert PC Programmable Selectable Squelch Level Priority Scan Channel Scan Li-ion Battery Pack CO/TO/SE Scan Switchable Transmitter(Measurements made per TIA/EIA-603) RF Power Output 4/5W Modulation Type F3E Maximum Deviation ≤±5.0KHz Spurious Emission ≤65dB Below Carrier Modulation Distortion ≤5%(300-3000Hz) FM Noise ≤-45dB Receiver(Measurements made per TIA/EIA-603) Circuit Type Double-conversion Superheterodyne IFs 38.850MHz & 450KHz Sensitivity(12dB SINAD) 0.2uV Squelch Selectivity 0.15 uV Adjacent Channel Selectivity ≥65dB Intermodulation ≥65dB Spurious Rejection ≥60dB Image Rejection ≥65dB FM Ham And Noise ≤-45dB Modulation Type 16KOF3E Operating Bandwidth ≤±7KHz AF Output 0.5W @ 4 Ohms Audio Distortion ≤5% 2.Details Pics 3.Certificates