1. Product Information TK-59A Marine Radio Model TK-59AFrequencyRange VHF UHF136-174MHz 245-260MHz 400-440MHz 440-480MHz 480-520 Channel Capacity 99 PLL Channel Spacing 5/6.25/10/12.5/25KHz Battery Voltage 12V + 20% Antenna Impedance 50Ω Operating Temperature -20+60 Frequency Stability ±2.5PPM Dimensions (with Battery) 200X52X140mm Weight (with Battery) 1046g Compatible with American Military Standard (MIL-STD-810C/D/E) Features: Mode: FM 99 Channels Backlit Keypad Dual/Tri-watch Output Power: 25W DSC capable (optional) Normal and Priority Scan Available in Black and White VHF mounted marine transceiver Exceptional Receiver and Audio quality Large LCD with 4-level adjustable backlight Receiver sensitivity: 0.22uv(FM, 12dB SINAD) Adopting tag scanning to replace memory channels Usable channels: all USA, Canadian and international marine channels plus 10 weather channels Smart mic allowing for control of channel selection and power levels right on the mic One piece, die-cast aluminium construction for durability, heat dispersion and signal clarity Transmitter (Measurements made per TIA/EIA-603) RF Power Output 25W Modulation Type F3E Maximum Deviation ≤±5.0KHz(Wide)/≤±2.5 KHz(Narrow) Spurious Emission ≤65dB Below Carrier Modulation Distortion ≤5%(300-3000Hz) FM Noise ≤-45dB(Wide) ≤-40 dB(Narrow) Receiver(Measurements made per TIA/EIA-603) Circuit Type Double-conversion Super heterodyne IFs 49.950MHz & 450KHz Sensitivity(12dB SINAD) 0.2uV(Wide)/0.25 uV(Narrow) Squelch Selectivity 0.15 uV(Wide)/0.2 uV(Narrow) Adjacent Channel Selectivity ≥70dB(Wide)/ ≥65 dB(Narrow) Intermodulation ≥70dB Spurious Rejection ≥65dB Image Rejection ≥70dB FM Ham And Noise ≤-45dB(Wide)/ ≤-40 dB(Narrow) Modulation Type 16KOF3E/11 KOF3E Operating Bandwidth ≤±7KHz/≤±5 KHz AF Output @ 4 Ohms 2W Audio Distortion ≤5% 2. Certificates