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RF Sampling Port Plug-in 100-400 MHzAdjustable 35-48 dB Struthers 503VI RF sampling port for Model 43 style wattmeters. Plugs into the element slot. 500 Watts maximum power. Used good condition. Same size as elements and has a BNC female connector for RF output. Adjustable coupling with set screw on top of the element. Similar to picture but with adjustment screw. |
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