MFJ-933C
High-Efficiency Magnetic Loop Tuner
Instruction & Technical Manual
The MFJ-933C
High-Efficiency Magnetic Loop Tuner
™
has a mount for either an MFJ-57B or
MFJ-58B PVC Cross assembly or your own homebrewed assembly. The assembly is inserted into
the three-quarter-inch PVC receptacle mounted on the top of the unit’s cover. Assembly takes less
than five minues from opening the packaged kit to operating! Care should be taken, to secure the
loop if wind becomes a factor in the operating environment.
2.2
FEATURES
•
Powerless:
No power supply required.
•
Maximum Input Power:
150 Watts (all modes)
•
Easy-Carry Handle:
Permits easy handling to/from portable location(s)
•
Frequency Coverage:
60–10 meters (5.33–29.7 MHz)
•
Small Physical Profile:
5.75” wide, 8.75” deep, by 4.25” tall
•
Low Radiation Angle:
Rivals full size dipoles.
•
Quiet Reception:
Extremely quiet receiving antenna. High-Q design rejects out-of-band
interference and harmonics
and
reduces overloading.
•
Indoor Use:
Perfect for apartments, hotel rooms, antenna restricted and portable locations.
2.3
CONTROLS & CONNECTIONS
The MFJ-933C
High-Efficiency Magnetic Loop Tuner
™
front panel controls and indicators
(Figure 4) function to permit resonating the wire loop at the output, and matching the coaxial line
impedance at the input of the tuner.
Figure 4: Front-panel Controls: 1.) Tuning Control, 2.) Matching
Control, 3.) PVC Mount, 4.) Coax Output
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Содержание MFJ-933C
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