JRC JMA-5212-4/6 - 3.9.5 Set Scanner (TXRX Setting)

3.9 APPLIED OPERATIONS
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3.9.5 Set Scanner (TXRX Setting)
This function enables the setting of detail information about a scanner
Procedure 1 Press [RADAR MENU] key.
Press [5] key.
The TXRX Setting Menu will appear.
Detail information about antenna operation can
be set by changing the settings of the menu
items.
[1] PRF Fine Tuning
x Fine-tune the transmitting repetition frequency of the transmitter in the range 90 to 100%.
x If radar’s interference patterns are concentrically displayed, increment or decrement the set value by 3
to 4 in order to heighten the effect of interference rejection.
x The same operation can be performed by pressing the [TX/STBY] key several times.
x One of 32 levels 0-31 can be set.
[2] Stagger Trigger
x The interference reduction function is activated by using the transmission repetition frequency control
of the transmitter.
x This function is effective when radar interference does not go away.
OFF : Stagger Trigger is not used.
ON : Stagger Trigger is used.
[4] PRF
x Select the operation mode the transmitting repetition frequency of the transmitter.
NORMAL Standard mode: Both appropriate sensitivity and magnetron’s life
expectancy are maintained.
ECONOMY Power saving mode: Sensitivity slightly lowers, but the service life of
magnetron is prolonged when short pulses are
used.
HI POWER High sensitivity mode: Sensitivity improves when long pulses are used,
but the service life of magnetron is slightly
shortened.