a High Gain UHF Variable Masthead Amplifier Set 1-20dB Antiference Low Noise Wideband High Gain Masthead Amplifier 1-20dB & 100mA Masthead Power Unit Gain: 1- 20dB Signal range: 470-862 MHz DC requirement: 40mA Inputs: 1 Ouputs: 2 Power in: 230 V, 50 Hz, 3A For use: Indoor / Outdoor Connection type: F Connectors Manufacturer: Antiference Part #: MHK2LTE Digital Compatible: Yes Analogue Compatible: Yes Singal insertion loss: < 0.5dB