SINCLAIR~3 Ch UHF Combiner 430 - 470 MHz 7" cavity-ferrite, dual stage isolators allows for minimum Tx-Tx spacings of 200 KHz Expandable for more channels Uses high 'Q' 1/4 wave bandpass cavity filters Panel mount Input VSWR (max) 1.25:1 Maximum Input Power (per channel) W 125 Input Connectors N-Female Output Connectors N-Female Frequency separation (min) MHz 0.2 Isolation Tx to Tx dB 60 Isolation antenna to Tx dB 50 Output VSWR 2:1 Cavity electrical length 1/4 Width in 19 Depth in 14.8 Length/ Height in 15.3 Shipping dimensions in 20x16x21 Temperature range °F -22 to +140