TROUBLESHOOTING WITH THE MFJ-259B ANTENNA ANALYZERWhile trying to work some HF DX, I noticed my RF output had dropped to zero and the SWR had gone sky high. The only thing between the input and output connectors is the TR relay.Phillip Mikula...
Guy-Tech 12V AC/DC Adapter Compatible with MFJ MFJ-229 MFJ-249 MFJ-259 MFJ-259B MFJ-269 MFJ-269C MFJ-269Pro MFJ-929 MFJ-959 MFJ-993B SWR Antenna Analyzer IntelliTuner Automatic Tuner 12VDC Power Guy-Tech Car 12V DC Adapter Compatible with Smartparts SyncPix SPX12 Digital Frame ; MFJ...
The MFJ-259B RF analyzer is a compact battery powered RF impedance analyzer. This unit combines four basic circuits; a 1.8-170 MHz variable frequency oscillator, a frequency counter, a 50 ohm RF bridge, and an eight-bit micro-controller. This unit makes a wide variety of useful antenna or...