Set Scanner (Txrx Setting) - JRC JMA-5204 Instruction Manual

3.9.5 Set Scanner (TXRX Setting)

This function enables the setting of detail information about a scanner
Procedure 1
[1] PRF Fine Tuning
Fine-tune the transmitting repetition frequency of the transmitter in the range 90 to 100%.
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.
The same operation can be performed by pressing the [TX/STBY] key several times.
One of 32 levels 0-31 can be set.
[2] Stagger Trigger
The interference reduction function is activated by using the transmission repetition frequency control
of the transmitter.
This function is effective when radar interference does not go away.
[4] PRF
Select the operation mode the transmitting repetition frequency of the transmitter.
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.
OFF : Stagger Trigger is not used.
ON : Stagger Trigger is used.
NORMAL Standard mode:
ECONOMY Power saving mode:
HI POWER High sensitivity mode: Sensitivity improves when long pulses are used,
Both appropriate sensitivity and magnetron's life
expectancy are maintained.
Sensitivity slightly lowers, but the service life of
magnetron is prolonged when short pulses are
used.
but the service life of magnetron is slightly
shortened.
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