Yaesu FT-DX3000D Original - HF/50 MHz Amateur Radio Base Transceiver 100 Watts High Speed Spectrum Scope built-in: Although the FT DX 3000 only has one receiver, a high speed Spectrum Scope is built into the radio. Large and Wide Colour LCD Display: The high-resolution (480 x 272 dots) 3.5-inch wide colour LCD displays the operating information and the status of the transceiver functions. AF SCOPE display and RTTY/PSK encoder/decoder (optional): The optional AF SCOPE and optional RTTY encoder/decoder functions have been developed for the FT DX 3000 Tx Frequency Range - 1.8 - 54 MHz (Amateur Bands only) - Frequency Stability - 0.5ppm (after 1 minute @ -10C to +50C) - Operating Temperature Range --10C to +50C Emission Modes - A1A (CW), A3E (AM), J3E (LSB,USB), F3E (FM), F1B (RTTY), F1D (Packet), F2D (Packet) Frequency Steps - 1/10Hz (SSB, CW, AM), 100Hz (FM) Dimensions (W x H x D, mm) -365 x 115 x 312 Weight (approx, kg)  10 Antenna Impedance - 50, unbalanced, 16.7 - 150, unbalanced (1.8 - 29.7 MHz), 25 - 100, unbalanced (50 - 54 MHz), (Tuner ON, 1.8 MHz - 50 MHz Amateur bands, TX only) Antenna Impedance - 50, unbalanced, 16.7 - 150, unbalanced (1.8 - 29.7 MHz), 25 - 100, unbalanced (50 - 54 MHz), (Tuner ON, 1.8 MHz - 50 MHz Amateur bands, TX only) Power Consumption - Rx (no signal) 1.8 A (approximate figures) - Rx (signal present) 2.1 A, Tx (100W) 23 A Supply Voltage - DC 13.8 V 10% (Negative Ground)