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Support Amateur Radio Operators’ Rights to Install Antennas on Their Property! Learn more.

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In Stock
- In Stock Items. Ships Today. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
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- In Stock Items. Ships Today. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Lowest Meter Frequency
- 144 MHz (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 140 MHz (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 420 MHz (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 1.8 MHz (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3.5 MHz (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 50 MHz (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 1260 MHz (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 900 MHz (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Highest Meter Frequency
- 150 MHz (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 450 MHz (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 470 MHz (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 525 MHz (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 30 MHz (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 54 MHz (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 60 MHz (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 1,300 MHz (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 200 MHz (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Maximum Power Range
- 200 W (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 300 W (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Meter Style
- Sweep needle (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Cross needle (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Meter Illumination
- Yes (3)
- No (1)
Peak Power Readout
- Yes (3)
- No (1)
Meter RF Connector Type
- UHF female, SO-239 (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Type N, female/UHF female, SO-239 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
DC Power Required
- No (2)
- Yes (2)
External Power Input Voltage
- 12 Vdc (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Price Range

SWR/Wattmeters for Amateur Radio

Measure forward and reflected transmitter power with top-brand SWR/wattmeters from DX Engineering! We carry SWR/wattmeters from Ameritron, Coaxial Dynamics, Comet, Daiwa,...

Measure forward and reflected transmitter power with top-brand SWR/wattmeters from DX Engineering! We carry SWR/wattmeters from Ameritron, Coaxial Dynamics, Comet, Daiwa, Diamond, MFJ Enterprises and Palstar, including the most accurate microprocessor-controlled units on the market. Shop wattmeters with true peak and average readings, 20/200/2,000-watt ranges, amplifier bypass for high SWR, high SWR audio alarms, large 6 ½-inch scales, remote sensors and more. The choice is yours—find your ideal SWR/wattmeter now and stay in tune with your transmitter’s performance!

Measure forward and reflected transmitter power with top-brand SWR/wattmeters from DX Engineering! We carry SWR/wattmeters from Ameritron, Coaxial Dynamics, Comet, Daiwa, Diamond, MFJ Enterprises and Palstar, including the most accurate microprocessor-controlled units on the market. Shop wattmeters with true peak and average readings, 20/200/2,000-watt ranges, amplifier bypass for high SWR, high SWR audio alarms, large 6 ½-inch scales, remote sensors and more. The choice is yours—find your ideal SWR/wattmeter now and stay in tune with your transmitter’s performance!

Individual Parts

Part Groups

Results 1 - 4 of 4

Diamond Antenna SX600 Dual Power Meters SX600

Diamond Antenna SX600 Dual Power Meters SX600

Diamond Antenna SX600 Dual Power Meters SX600

Meter, Peak Power/SWR, 1.8-160/140-525 MHz, 5/20/200w Ranges, Dual Input SO-239s, Illuminated, 12 Vdc, Each

Part Number: DMN-SX600

4.4 out of 5 stars ( 5 )

Estimated Ship Date: Oct 26, 2026 if ordered today

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Estimated Ship Date: Oct 26, 2026 if ordered today

Diamond Antenna SX400 Power Meters SX400

Diamond Antenna SX400 Power Meters SX400

Diamond Antenna SX400 Power Meters SX400

Meter, Peak Power/SWR, 140-525 MHz, 5/20/200w Ranges, SO-239, Illuminated, 12 Vdc, Each

Part Number: DMN-SX400

4.0 out of 5 stars ( 6 )

Estimated Ship Date: Dec 14, 2026 if ordered today

- Documentation
- View

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Estimated Ship Date: Dec 14, 2026 if ordered today

Diamond Antenna SX40C Power Meters SX40C

Diamond Antenna SX40C Power Meters SX40C

Diamond Antenna SX40C Power Meters SX40C

Meter, Power/SWR, Compact Cross-Needle, 144-470 MHz, 30/300w Ranges, SO-239, Each

Part Number: DMN-SX40C

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Dec 14, 2026 if ordered today

- View

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Estimated Ship Date: Dec 14, 2026 if ordered today

Diamond Antenna SX1100 Dual Power Meters SX1100

Diamond Antenna SX1100 Dual Power Meters SX1100

Diamond Antenna SX1100 Dual Power Meters SX1100

Meter, Peak Power/SWR Meter, 1.8-160, 430-450, 800-930, 1240-1300 MHz, SO-239 and Type N, Illuminated, Each

Part Number: DMN-SX1100

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Estimated Ship Date: Today

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