Scanner Preamp 120-420MHz, 16dB gain, 12/13.5V DC, with 0.6m BNC cable.
It is supplied in a 120x65x30mm diecast box with BNC connectors as standard with 0.6m red/black twin DC cable, and a 0.6m RG58 BNC to BNC coax lead. Each vertical division of the graticule is 10dB. The horizontal axis is 100MHz per division.