Options Available to Both Spectrum Scope and Waterfall Display Receive Mode, Transmit Mode, TUNE Mode, VFO A/B Mode, SPLIT Mode DSP (Digital Signal Processing) Noise Reduction and Automatic Notch Filter Line Out (J1), Line In (J2), Microphone/PTT (J3), Speaker/Phones (J4) Connectors on UI Board Power Connector (J1), Paddle (J2), Accessory (J3) Connectors on RF Board Frequency: RX:1.8-30MHz,TX:All HAM HF BANDS Operating Mode: SSB, CW, FM, AM (RX Only) TX Power: Standard 5W (13.8VDC), 15W (FULL,13.8VDC) Minimum Frequency Step: 1Hz Operating Voltage: 9-15V DC Antenna Impedance: 50ohm Frequency Stability: ±1.5PPM @ Power on 5 Minutes (Standard) ; ±0.5PPM if Optional TCXO Used