Surecom
Surecom SF-20 20W RF Power Meter With Built In Frequency Counter & Field Strength Meter
Surecom SF-20 20W RF Power Meter With Built In Frequency Counter & Field Strength Meter
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Quick Specs
Quick Specs
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Features:
- Digital display
- No calibration required
- Maximum measurable power 20W
- Measures in under a second
- Industry standard radio / antenna connections
Caution :
RF power over 20W may damage the 50 Ω dummy load.
Specifications: | |
POWER METER Specifications: | |
MAX. Power in | 20 WATT |
Built-in Dummy Load | 50Ω 20W |
RF Power in Range | 100 - 525MHz |
input resistance | 50Ω |
Display | 0.0-21W |
FREQUENCY COUNTER | |
Frequency counter Range | 20.000MHz ~ 999.99MHz |
RF in: | Via BNC (Includes BNC-SMA) |
Antenna In: | Via SMA (Includes SMA-BNC) |
Display | 20.000 - 999.99 |
Features Specifications: | |
Temperature range | -20℃~+60℃ |
Battery Built-in | Li-ion Battery |
Size (without BNC / SMA) | 25x25x87 (mm) |
Size (with BNC/SMA socket) | 25x25x115 (mm) |
Power in | 5V DC (Micro USB) |
Weight | 94g |
Simple Operating Instructions
Hold the red button for 2 seconds then release
Hold red button - Power on and "Frequency counter" mode
Push red button - RF Power Meter mode
Push red button - Field Strength 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 Field Strength level .
Hold red button -switch on
Push red button twice to mode "receive"
Connect an antenna to sma.
1.4) How to check Battery level .
Hold red button -switch on
Push red button 3 times to mode "BAT "
Package Contents
- SF-20 POWER METER / FREQUENCY COUNTER
- English User Manual
- USB charger cable
- USB AC adapter 100-240V
- SMA-BNC Adapter
- BNC-SMA Adapter

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