637P-1/1A Transportable (fixed direction) Log Periodic Antenna
The 637P-1A is a directional HF Antenna for tactical or fixed station use.
It can be operated from 1.5-30 MHZ with a gain of 7.5 to 12 DB between 4-30 MHz
and below 4 MHz, it has an unidirectional pattern.
The antenna is rated to accept power levels of 10 KW PEP or average.
Model OE-85 is rated for 3 KW and OE-86 is rated for 10 KW.
The only difference between the two models is the RF Connector on the balun.
The average VSWR is 2:1 and the Front to Back ratio is 7.5 db to 12 db
depending on several factors.
It is 75' High (on a 80 foot mast) and requires a plot of land that is 310 feet
by 200 Feet
It is designed to be stowed in a frame 57" x 35.5 " x 92" and can transported
by truck or air.
It weighs 1270 lbs.
I tonly costs $55,000
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