Operating instructions

MFJ-933 Loop Tuner

Instruction & Technical Manual

- 10 -

SYSTEM DESCRIPTION

MFJ-933 LOOP TUNER

CONTROLS & INDICATORS

The MFJ-933 Loop Tuner

Front Panel controls and indicators function to

permit resonating the wire loop at the output, and matching the coaxial line

impedance at the input of the tuner. Refer to Figure 4 and the numbered

component locations.

Figure 4 MFJ-933 Loop Tuner

Front Panel Controls and Indicators

• A Tuning control (1) permits adjustment of the Butterfly capacitor to

peak/resonate the wire loop.

• A Matching control (2) matches the tuned loop circuit to a 50-Ohm coaxial

cable.

• A PVC Mount (3) located on the enclosure top permits mounting of the

PVC Cross Assembly.

• An easy-to-carry Handle (4) permits easy handling to/from portable

locations.