Do you know if this would be suitable for testing a marine vhf radio set and antenna? i'm trying to work out what is at fault on a few boats systems.

Does not work with digital radio . It will accurately tell you power output to 125 w . Different antennas SWR can read from 2.00 to 19.99 .bad for transistors ? Dummy load safe.

Will this set my home brew fan dipole for 40 20m bands please

No this SWR Meter does not work on Hf Bands 40 0r 20m works on vhf uhf 125mhz to 520mhz

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Gam3Gear Surecom SW-102S SO239 Connector Digital VHF UHF 125-525Mhz Power & SWR Meter

Gam3Gear Surecom SW-102S SO239 Connector Digital VHF UHF 125-525Mhz Power & SWR Meter

Product ID: 189351950

Details

Brand
Surecom
Colour
Black
Frequency range
125-525 MHz
Tuner technology
UHF VHF
Voltage
5 Volts
Water resistance level
Not Water

⚡Measures up to 120W power

📶125-525 MHz wide frequency range

🔋Built-in rechargeable 600mAh Li-ion battery

R4233

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Description

📡 Stay ahead on the airwaves with precision power — don’t get left behind!

COMPACT DURABLE BUILD - Lightweight 220g design with rugged SO239 interface, perfect for on-the-go pros.
WIDE FREQUENCY COVERAGE - Seamlessly operates across 125-525 MHz for versatile VHF/UHF applications.
SMART BATTERY MANAGEMENT - Rechargeable Li-ion battery with real-time voltage display and auto power-off for extended use.
LOW INSERTION LOSS DESIGN - Ultra-low signal loss (<0.3 dB) lets you keep it permanently connected without performance drop.
PRECISION POWER SWR READOUT - Instant digital display of forward and reflected power with zero calibration hassle.

The Gam3Gear Surecom SW-102S is a professional-grade digital VHF/UHF power and SWR meter covering 125-525 MHz frequencies. It features a direct digital readout of forward and reflected power without calibration, supports up to 120W measurable power, and boasts ultra-low insertion loss for permanent connection. Powered by a built-in rechargeable 600mAh Li-ion battery with voltage display and auto shutoff, it’s a compact, reliable tool tailored for analog radio enthusiasts seeking precise, real-time signal monitoring.

Specifications

ASIN	B01M7QPXEY
Batteries	1 Lithium Ion batteries required. (included)
Colour	Black
Customer Reviews	4.6 4.6 out of 5 stars (955)
Date First Available	17 Oct. 2016
Guaranteed software updates until	unknown
Item Weight	308 g
Item model number	SW-102
Other display features	Wireless
Product Dimensions	6.6 x 3.7 x 6.8 cm; 308.44 g

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R4233

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to South Africa.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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