Type: PS-150 Preselector Frequency range: 0.1-30 MHz in seven bands Voltage: 11-15 VDC Current drain: 50 mA Impedance: 50 ohms, SO-239 and Hi-Z Dimensions (W*H*D): 185*80*175 mm Weight: 1.1 Kg Manufactured: 1993-199x Other: Pre-amp 10 dB. Attenuator 16 dB Related documents: User manual (208 KB)