--- product_id: 24298612 title: "SF401-PLUS 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS/DCS Decoder" brand: "surecom" price: "VT370" currency: VUV in_stock: false reviews_count: 8 url: https://www.desertcart.vu/products/24298612-sf401-plus-27mhz-3000mhz-radio-portable-frequency-counter-meter-ctccss store_origin: VU region: Vanuatu --- # 27Mhz-3000Mhz range Portable design ± 2 ~ ± 4ppm accuracy SF401-PLUS 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS/DCS Decoder **Brand:** surecom **Price:** VT370 **Availability:** ❌ Out of Stock ## Summary > 📊 Count on Precision, Anytime, Anywhere! ## Quick Answers - **What is this?** SF401-PLUS 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS/DCS Decoder by surecom - **How much does it cost?** VT370 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/24298612-sf401-plus-27mhz-3000mhz-radio-portable-frequency-counter-meter-ctccss) ## Best For - surecom enthusiasts ## Why This Product - Trusted surecom brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Portable:** Take your frequency counter anywhere with its lightweight design. - • **User-Friendly Interface:** Navigate effortlessly with a simple four-button control. - • **Wide Frequency Coverage:** Easily measure frequencies from 27Mhz to 3000Mhz. - • **Signal Strength Indicator:** Stay informed with real-time signal strength feedback. - • **Precision at Your Fingertips:** Experience ± 2 ~ ± 4ppm accuracy with TCXO technology. ## Overview The SF401-PLUS is a portable frequency counter designed for measuring continuous wave signals from two-way radios. It features a wide frequency range of 27Mhz to 3000Mhz, a user-friendly four-button interface, and operates with high accuracy thanks to its TCXO technology. Ideal for professionals on the go, this compact device ensures you stay connected and informed. ## Description 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 C ~ 65 C can reach 2 ~ 4ppm accuracy Specification: Frequency range: 27Mhz-3000Mhz CTCSS/DCS Decoder LCD Dim level setting Frequency digital 0000.000 or 0000.0000 Work by TCXO(Temperature Compensate X'tal (crystal) Oscillator) 2-2.5ppm Response time: 0.2s. Color Display Build-in Li-ion battery Net Weight: 113g 4 buttons control Auto power off 1-9minutes Charging battery LED indicator Package Contents: 1x SF401 Plus Frequency Counter 1 x UHF Antenna 1x User Manual 1x USB charger cable 1x USB AC adapter 100-240V ## Features - The frequency meter capable of measuring the parameters of the frequency of the continuous carrier signal walkie-talkies , with signal strength indicator. - 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 C ~ 65 C can reach ± 2 ~ ± 4ppm accuracy ## Images ![SF401-PLUS 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS/DCS Decoder - Image 1](https://m.media-amazon.com/images/I/81KIgELoqoL.jpg) ![SF401-PLUS 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS/DCS Decoder - Image 2](https://m.media-amazon.com/images/I/41uV-F-L-rL.jpg) ![SF401-PLUS 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS/DCS Decoder - Image 3](https://m.media-amazon.com/images/I/41Hn9GnJqdL.jpg) ![SF401-PLUS 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS/DCS Decoder - Image 4](https://m.media-amazon.com/images/I/41gEMJlr48L.jpg) ![SF401-PLUS 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS/DCS Decoder - Image 5](https://m.media-amazon.com/images/I/51a5xA283+L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Excellent *by A***] on Reviewed in the United States on March 1, 2017* This item is a real oddity in that it goes far beyond other devices of similar price. Beautiful interface. ### ⭐⭐⭐⭐ 4.0 out of 5 stars It works *by A***R on Reviewed in the United States on November 14, 2016* I haven't tried it on DMR, but it works well with analog and any related tone. ### ⭐ 1.0 out of 5 stars save your money. Gave it away to a child *by L***D on Reviewed in the United States on April 10, 2022* does not work very well. have to hold radio right up to this device in order for it to find a signal.save your money and buy a better one. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/24298612-sf401-plus-27mhz-3000mhz-radio-portable-frequency-counter-meter-ctccss](https://www.desertcart.vu/products/24298612-sf401-plus-27mhz-3000mhz-radio-portable-frequency-counter-meter-ctccss) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-04*