Antenna System Monitoring

The Antenna Site Monitor (ASM) from RFI is available in four different bands 132-174MHz, 380-520MHz, 746-870MHz and 870-960MHz.

Product FIlter

Frequency Band


Frequency in MHz


Part Number Product Description Freq BandFreq MHzDC Power ConnectorFrequency RangePower Supply
ASM8796-AC 900 MHz Antenna System Monitor, 870-960MHz, 90-246VAC 700/800 746 to 870MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 746-870MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)
ASM8796-48 900 MHz Antenna System Monitor, 870-960MHz, 36-60V DC 700/800 746 to 870MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 746-870MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)
ASM8796 900 MHz Antenna System Monitor, 870-960MHz, 9-36V DC 700/800 746 to 870MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 746-870MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)
ASM7487-AC 700/800 MHz Antenna System Monitor, 740-870MHz, 90-246VAC 700/800 746 to 870MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 746-870MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)
ASM7487-48 700/800 MHz Antenna System Monitor, 740-870MHz, 36-60V DC 700/800 746 to 870MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 746-870MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)
ASM7487 700/800 MHz Antenna System Monitor, 740-870MHz, 9-36V DC 700/800 746 to 870MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 746-870MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)
ASM3852-AC UHF Antenna System Monitor, 380-520MHz, 90-246VAC UHF 380 to 520MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 380-520MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)
ASM3852-48 UHF Antenna System Monitor, 380-520MHz, 36-60V DC UHF 380 to 520MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 380-520MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)
ASM3852 UHF Antenna System Monitor, 380-520MHz UHF 380 to 520MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 380-520MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)
ASM1317-AC VHF Antenna System Monitor, 132-174MHz, 90-246VAC VHF 132 to 174MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 132-174MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)
ASM1317-48 VHF Antenna System Monitor, 132-174MHz, 36-60V DC VHF 132 to 174MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 132-174MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)
ASM1317 VHF Antenna System Monitor, 132-174MHz, VHF 132 to 174MHz Polarised 2-pin Phoenix connector (Tx power and Rx level monitoring) 132-174MHz 11-36VDC, 36-60VDC or 100-240VAC (note # 2)