Antenna Tuner/Artificial Ground MFJ-934 is unique because it has ... a built-in artificial ground. A ground matching knob lets you switch in ... inductance to bring an attached wire to a low impedance current point to form ... an artificial ground. A push button lets you use the Cross- ... Needle Meter to monitor for maximum ground current. ... With an artificial ground to work against, youll be surprised to see how well a ... random wire can work. You get a 300 Watt full featured antenna tuner ... reads SWR/Forward/ Reflected power at-a-glance. 4:1 balun for balanced lines. Features ...
mobile installations, ferreting out alternator hash, ignition pulses and ... microprocessor noise on feedlines and power leads. Isolate cables picking up ... RFI and know when youve suppressed the problem ... . Easy-to-use. Clamp current transformer over ... suspected cable or wire (up to 1/4 in. dia.) to detect RFI causing ... x1D inches fits in shirt pocket. Use 9 Volt battery. Usable VLF to VHF. Gain ... adjustable over 50 dB range. MFJ Super-Sensitive ... RFI Sniffer MFJ-854 Clamp-On RF Ammeter quickly snaps over wires and cables to ... measure RF currents flowing in antenna elements, radials, ground wires and on ... of coax. Tune counterpoises, radials and ground systems. Balance your radials. ...