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Portable SURECOM SF401plus Frequency Counter Meter
SF401plus Frequency Counter Meter
New Function: for analog and digital Radio
The frequency meter capable of measuring the parameters of the frequency of the continuous carrier signal walkie-talkies , with signal strength indicator. it is the tool of choice for maintenance personnel ,test frequency and signal strength of wireless enthusiasts.
This portable frequency counter is designed for counting continuous wave signal comes from Two-way Radio.
There are easy ranges for you to choose. The ranges cover most of the frequency of the two way radios you want to measure.
Its four-button control is easy to use and its small size allows you to carry it anywhere you like.
Work by TCXO(Temperature Compensate X'tal (crystal) Oscillator) ,In the range of -45 ℃ ~ 65 ℃ can reach ± 2 ~ ± 4ppm accuracy
This include very interesting frequency areas such as 2m HAM radio, all VHF and UHF
DMR Radio signal e frequency counter.
Easy Battery level
Feature & Specification:
Frequency range: 100Mhz-3000Mhz ! Note: (27MHz to 100MHz It can not be guaranteed and the corresponding normal emission appliance)
LCD Dim level setting
Frequency digital 0.000 or 0.0000 ( +-0.001)
Work by TCXO( Temperature Compensate X'tal (crystal) Oscillator) 2~2.5ppm
Frequency Response time: 0.2-0.5sec.( CTCSS/CDCSS >0.5-1sec)
TFT Color Display 240 x 320
Build-in Li-ion battery
Net Weight: 113g
4 buttons control
Auto power off 1-9minutes
Charging battery LED indicator
Specifications for SF-401 and SF-401 PLUS
DIGITAL RADIO signal
Signal attenuation s.w.
320 x 240 pixels
Li-ion Battery build-in :
TCXO crystal Oscillator
Micro USB +5V
50 Ohm (BNC)
Dimensions size :
70 x 25 x 90mm
Power On/Off Power On –Press and Hold down the [black key] by 2 second Power Off –Press and Hold down the [black key] by 4 second of number count down to 0 Charging the battery Plug the Power cord into adaptor , Micro USB connected SF-401, The Led indicating: *The RED Led is light - Charging * The Green Led is light - Full How to check Frequency measuring. See PIC.3
The transmitter near the frequency counter antenna , see the signal reception conditions is zone green, you can test. Please see Pic.3 cautions: e.g. display 1800.000Mhz , The transmitter distance is too close to the frequency counter will affect the test results, , the signal bar is red .(see Pic.1) e.g. display 0.000, , The transmitter distance is too far to the frequency counter and signal is weak ,will affect the test results, the signal bar is low .(see Pic.1) ! Note: (27MHz to 100MHz It can not be guaranteed and the corresponding normal emission appliance) .
How to check Frequency of Digital DMR Radio Press[ F3 Digital] from Measuring screen mode See PIC.1 Note: Use Digital mode have 3 Decimal only
MENU funtion setting and save. See PIC.4 Press [F1] > into menu Page Press [F3 down] or [F4 Up] into System and Press [F2 Rtn] into system Page PIC.4 Press[F3 down] or [F4 Up] select funtion ,Press [F2 Edit] > [F3 - ][F4 +] change mode Press[Menu] > [F1 ]to Exit or [F4 ] to Save and Exit
409 SHOP LTD is a manufacturing department of a professional enterprise providing two-way radio accessories. For years, we have been committed to developing products according to domestic and overseas markets' demands. Our full range of products include earphones, headsets, speakers, microphones, throat microphones, air acoustic w/mic, leather cases, batteries, chargers, programming cables, antennas and other fittings compatible with major brands of two-way radios.
We also provide customized solutions for customers depending on their requirements. Our products have been exported to Europe, America and Southeast Asia, enjoying high popularity.
We always persist in new and unique development and strictly follow the quality standard. Our materials are selected through selection process. As a leading department with innovative technology, we are proud of offering good quality products, low prices and better selections, as well as prompt and reliable services to our customers.
Q: What's your company MOQ?
A: In generally, if use customer brand, we will ask at least 500pcs, this we can negotiate.
Q: What's your delivery time?
A: This please ask our stock in first, products can send out once receive your deposit.
If use customer brands, we will take a 20-25days to prepare materials and mass production.
Q: Can your company accept customize?
A: Welcome OEM & ODM.
Q: How do you solve after sale service?
A: This please ask us for technical support if you have workers know how to repair.
If do not have engineers, please send back the items, we can repair the items for you.
Q: Can you send a sample for us to develop?
A: Yes, we can. Sample can send out once you ask for it, but will ask a sample fee. Sample fee will return back in future order.