DISCONTINUED Chelegance SV4401A - 4.4G Vector Network Analyzer with 7" Capacitive Touchscreen

Home DISCONTINUED Chelegance SV4401A - 4.4G Vector Network Analyzer with 7" Capacitive Touchscreen
JNCRADIO SV4401A - 4.4G Vector Network Analyzer with 7" Capacitive Touchscreen

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SKU
10-558
£419.95
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Description / DISCONTINUED Chelegance SV4401A - 4.4G Vector Network Analyzer with 7" Capacitive Touchscreen

The SV4401A is a handheld Vector Network Analyzer (VNA) with frequency range of 50kHz ~ 4.4GHz. It can be used for S11 and S21 measurements. The S21 dynamic range of SV4401A is 75 dB, while the S11 dynamic range is 50 dB.

SV4401A is suitable for antenna testing of MF/HF/VHF/UHF bands, such as shortwave antennas, ISM band antennas, WiFi antennas, Bluetooth antennas, GPS antennas, etc. It can also be used to measure filters, amplifiers, attenuators, cables, power dividers, couplers, duplexers, and other RF components. SV4401A supports a variety of display formats: Log Mag, Linear Mag, Phase, Smith R+jX, Smith R+L/C, VSWR, Polar, Group delay, Resistance, Reactance, etc. In addition, SV4401A supports TDR function which is useful for cable lengths measurement.

SV4401A is designed with metal case, which is durable and can effectively shield electromagnetic interference. The dimension of SV4401A is 190mmx130mmx30mm, and a back bracket is designed for desktop use. The RF interface of SV4401A is N-type female connector and come with a pair of N-to-SMA adapters, which can be used to connect DUTs with SMA interfaces.

With the optimally designed signal processing system, the scan speed of SV4401A is 400 points/s, which enables a quasi-real-time measurement, and the maximum scanning points is up to 1001. The screen of SV4401A is a 7-inch high-brightness IPS capacitive touch screen, which allows users to see the screen content clearly in outdoor. SV4401A adopts a full touch screen design, with 4 physical buttons, users can quickly set frequency range, scale, turn on/off traces, add/delete markers, screenshots, and so on. The operation is quite convenient and smooth.

The SV4401A has two built-in 3350mAh 18650 lithium batteries with a battery life of up to 4 hours. The charging interface is USB Type-C, and the Type-C cable can be used to charge the device and also for data transfer. At the same time, the SV4401A has a built-in 8GB memory card, which can be used to store calibration status, snp files, screenshots, etc.

Features / Specifications:

  • Frequency range:50kHz - 4.4GHz
  • S21 dynamic range:75dB,S11 dynamic range:50dB
  • 7-inch high-brightness IPS capacitive touch screen, clearly visible outdoors
  • Metal case, effectively shield electromagnetic interference
  • N-type RF connector, stable and durable
  • Full touch screen + 4 physical buttons, convenient and smooth operation
  • Dimensions: 190mm x 130mm x 30mm
  • Designed with a back bracket for desktop operation
  • Supports local screenshot, able to save the screenshot to the built-in memory card
  • Built-in 8GB memory card to store calibration status, snp files, screenshots, etc
  • 2 built-in 3350mAh 18650 lithium batteries with a battery life of up to 4 hours
  • TDR function, which can be used to measure cable length
  • Up to 2 reference traces
  • Up to 8 markers, and the marker table can be dragged to anywhere on the screen
  • 12 save/recall slots, and supports save/recall calibration state from files
  • Charging via USB Type-C, and the charging voltage is 5V DC
  • Designed with a 5V/1A USB power output port
  • Firmware upgrade via virtual U disk with USB Type-C cable
  • Comes with SMA calibration kit and 50cm SMA coaxial cable
  • Screen brightness adjustable
  • Automatic sleep to save power
  • Supports console commands and PC software
  • Comes with a storage bag

More Information

Allow Backorder in Clerk.io No
Product Condition New
Bar Code/EAN 5056109278074
Manufacturer Chelegance
Item returned for technician testing period 14 days
Repair period 90 days
Refund period 14 days
Exchange period 14 days

Customer Reviews

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Well worth thinking about if you're a keen constructor
Review by
I already owned a NanoVNA-F and was very impressed by it but it struggled somewhat above 1GHz. So when I saw the SV4401A on sale at a reduced price during the Black Friday sale I decided to take the plunge and buy one. My first impressions were of good quality construction and a receptive touch screen. I downloaded the 50 page users manual (highly recommended even for those who don't read manuals) and worked my way through it. After a couple of hours the controls made sense and using it became fairly intuitive.The screen gives an excellent display which is bright and easy to read. The 7inch screen means that much more information can be fitted in around the peripheral. I find that I get the best results (ie. good S11 and S21 displays) when the instrument is calibrated for a frequency range not exceeding 200 MHz; a series of calibration states can be made and stored for easy access.The number of Points as well as the IF bandwidth can be adjusted so that the sweep speed is sufficiently high to make real time adjustments a reality. The latest firmware can be downloaded from the SYSjoints website, it installs without any problem and, if you do make a mistake (as I did) it does not brick the device.The only problem was tha Chrome would not download it and I had to revert to Internet Explorer.

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