Technicial FeaturesAlternating Current supply (AC) / 220 Volt,Semiconductors present,Frequency range 25-1000 MHz,Rear IF input 38.9 MHz (200 mV to BNC socket 50 Ohm),Image carrier tuning via PLL and rotary encoder, screened for 100 MHz and 10 MHz ... 1 kHz increments,6-digit LED frequency display of..