The APTC3-1M500M-1000-D6-V from AmpliTech is a Cryogenic Amplifier that operates from 1 to 500 MHz. It provides an output power of 0 dBm and gain of 20 dB with a noise figure of 1 dB. The amplifier requires a supply of 10 Vdc while consuming 31 mA of current. It is available in a drop-in package with SMA female connectors.