Aprs-21, Packet monitor display – Kenwood TM-D710GA User Manual

Page 66

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APRS-21

SmartBeaconing Operation:

Speed

Transmission

Interval

Corner

Pegging

Above the HIGH
SPEED

FAST RATE

Operates
normally

Under HIGH SPEED
Over LOW SPEED
(Only when the set
HIGH SPEED

LOW SPEED)

The interval is
calculated using the
following formula:

(Transmission Interval
= FAST RATE x HI
SPEED ÷ Speed)

Operates
normally

Below the LOW
SPEED

SLOW RATE

Will not operate

Transmission Interval Example:
(with LOW SPEED = 5, HIGH SPEED = 70, SLOW RATE = 30
min, FAST RATE = 120 sec)

Speed

Interval

80

120 seconds (2 minutes)

70

120 seconds (2 minutes)

50

168 seconds (2 minutes 48 seconds)

30

280 seconds (4 minutes 40 seconds)

20

420 seconds (7 minutes)

10

840 seconds (14 minutes)

5

1680 seconds (28 minutes)

0

1800 seconds (30 minutes)

Corner Pegging Operation Example:
(with TURN ANGLE = 30°, TURN SLOPE = 24)

Speed

TURN

SLOPE

TURN SLOPE

÷

Speed (1)

TURN

ANGLE

(2)

Turn

Threshold
(3)=(1)+(2)

60

24 (x10)

30°

34°

50

24 (x10)

30°

36°

30

24 (x10)

30°

38°

20

24 (x10)

12°

30°

42°

10

24 (x10)

24°

30°

54°

5

24 (x10)

40°

30°

78°

• When the value of [Turn Threshold] exceeds 120º, it is calculated as

120º.

< SmartBeaconing™ from HamHUD Nichetronix >

PACKET MONITOR DISPLAY

This transceiver presents Terminal Window mode to display raw
data of received APRS packets. It displays up to 155 characters
per page and holds up to 10 pages.

1 Press

[KEY], [P.MON].

To enter Terminal Window mode.

2 To access old pages, press [HOLD].

• Rotate

the

Tuning control or press [

] or [

] to change the

page.

• Press [RESUME] to quit the Hold function.

While using the Hold function, newly received packets will not be
stored in buffer.

• When

press

[ALLCLR], packet monitor display is cleared.

Note:
◆ The terminal window is not available for sending a command to the TNC.
◆ The terminal window is available in APRS mode (not in Packet mode).
◆ The data in buffer is cleared when the transceiver power is turned OFF.

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