Item Name: SURECOM SF-20 20W POWER METER and Frequency counter
SURECOM SF-20 20W POWER METER and Frequency counter
SURECOM SF-20 20W POWER METER w/ FREQUENCY COUNTER
1) Power readout directly in digital form without any calibration.
2) Maximum measurable power range up to 20W.
3) Check your Radio power output watt radio frequency under a second.
4) Easy connection with handheld Radio
Measurable power range: 0.1-20W
Maximum power input: 20W
0-10W (Measuring can not be continue for more than a minute )
10W-20W (Measuring can not be continue for more than a 30 second )
20W or more (Measuring can not be continue for more than a 5 second )
RF power over 20W may damage the 50 Ω dummy load.
Metal body is heated while working.
POWER METER Specifications:
MAX. Power in
Build-in Dummy Load
RF Power in Range
Frequency counter Range
Detect RF input
Antenna in :
SMA male antenna
Battery Build -in
Size(with OUT BNC /SMA)
SIZE ( with BNC/SMA socket)
5V (micro usb)
Hold the red button for only 2 seconds then let go Hold red button -" Power on " and "Frequency counter "mode
Push red button -" Power Meter "mode Push red button -" Signal Level "mode Push red button -" Battery Level "mode
1.1) How to use Frequency counter .
Two ways to use the frequency counter meter :
A) Connect walkie-talkies with BNC
B) Receive radio signals from the top sma antenna
Hold red button --" Power on " and "Frequency counter "mode
Connect the antenna to sma .
20.000MHz to 999.999 MHz
1.2)How to use Power meter . Hold red button -switch on Push red button once to mode "POWER " Connect the BNC to the radio output .
1.3) How to use signal input level . Hold red button -switch on Push red button twice to mode "receive " Connect the antenna to sma.
1.4)How to check Battery level . Hold red button -switch on Push red button 3 times to mode "BAT "
1x SF-20 POWER METER / FREQUENCY COUNTER 1x English User Manual 1x USB charger cable 1x USB AC adapter 100-240V