I'm a ham radio operator — can this meter accurately measure both forward power and SWR on my VHF radio?

Yes, the SW-33 Plus measures forward power, reflected power, and SWR across 125-525 MHz. It provides simultaneous digital readout of both FWD power and SWR for accurate antenna system evaluation.

Will this meter work with my handheld walkie-talkie in addition to a mobile transceiver?

Yes, the SW-33 Plus connects inline between a handheld radio or mobile transceiver and the antenna. It is compatible with both handheld and mobile radios within the 125-525 MHz frequency range.

What is the maximum power this meter can handle? I have a 50W radio.

The SW-33 Plus is rated for 100W maximum input. A 50W radio is within the rated capacity. Always verify the product specifications before connecting any transmitter to avoid damaging the meter.

Can I use this to verify my antenna is tuned before transmitting at full power?

Yes, connect the SW-33 Plus inline between your radio and antenna before transmitting to check the SWR reading. An SWR below 2:1 indicates acceptable antenna match for most ham radio applications.

Does the meter introduce significant signal loss when connected inline during normal operation?

The SW-33 Plus is a passive inline instrument designed for minimal insertion loss. Signal attenuation in normal use is negligible and does not noticeably affect practical amateur radio communication quality.

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Mcbazel Surecom SW-33 Plus 100W 125-525 MHz Mini Digital VHF UHF Two-Way Radio Handheld Power & SWR Meter Black

Product ID: 299699453

Details

Brand
Mcbazel
Color
Black
Compatible Devices
External
Frequency Range
125-525MHz
Item Weight
160 g
Number of Batteries
1 A batteries

📶100W max power output

🔢Direct digital V.S.W.R. readout

🔧125-525 MHz VHF/UHF range

£62.36

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Description

📡 Stay Connected, Stay Ahead: Power Meets Precision in Your Palm

BUILT FOR THE PRO - Includes dummy load and USB charging cable—everything you need to stay powered and precise on the go.
PLUG PLAY SIMPLICITY - Compact handheld design with multiple adaptor options for effortless setup and testing.
POWER UP WITH PRECISION - Experience up to 100W output for crystal-clear communication in any environment.
INSTANT DIGITAL READOUTS - No calibration needed—get real-time forward and reflected power readings at a glance.
VERSATILE FREQUENCY MASTERY - Seamlessly covers 125-525 MHz across VHF and UHF bands for ultimate connectivity.

The Mcbazel Surecom SW-33 Plus is a compact, handheld digital power and SWR meter designed for VHF/UHF radios operating between 125-525 MHz. Delivering up to 100W of measurable power with direct digital readouts for forward and reflected power, it requires no calibration and supports quick, accurate antenna tuning. Equipped with multiple adaptor types and a dummy load for testing, this tool is essential for professionals seeking reliable, on-the-go radio performance monitoring.

Specifications

ASIN	B08ZC7HS75
Additional Features	Uhf
Best Sellers Rank	#278 in Portable FRS Two-Way Radios
Brand	Mcbazel
Color	Black
Compatible Devices	External antennas, Headsets, Two-way radios (125-525MHz)
Connectivity Protocol	RF
Customer Reviews	4.6 4.6 out of 5 stars (788)
Frequency Range	125-525MHz
Impedance	50 ohm
Item Weight	160 g
Manufacturer	Mcbazel
Mfr Part Number	msc-030112
Model Number	SW-33 Plus
Number of Batteries	1 A batteries required. (included)
Number of Channels	1
Number of Packs	1
Temperature Range	0-70 °C
Tuner Type	UHF, VHF
Unit Count	1 Count
Voltage	5 volts
Warranty Description	1 Year
Water Resistance Level	Not Water Resistant

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£62.36

Duties & taxes included

In stock

Sold byAmazon UKDelivered 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 UK.

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TrustScore 4.5 | 7,300+ reviews

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