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DR Electronic SWM-500 Dual 1-440mhz SWR and Power Meter


Posts: 2
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(@67632754)
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Joined: 5 months ago

I picked this meter up at Friedrichshafen last year but have hardly used it. 

My units hardware is basically the spec below minus some of the latest 2025 upgrades which I haven't had time to explore..  Dimitris SV10Z provides excellent support on this.

swr1
Screenshot 2026 01 07 123011
swr2
swr3

Capacitive Touch Screen: DR235Dual 320X480, DR-250Dual 800X480TFT Display

 Dual RF Coupler input for second external TRX input HF/6M 2kw or V/UHF 1kw
 Power & SWR accuracy <5% at all HF Range.
 8 X Cal. profiles, for many bands accuracy HF/6m/4m/2m/70cm23cm etc.)
 SWR audio & visual Alarm on display with selectable level in setup menu
 PTT control of Linear Amplifier for its protection in case of High SWR’s.
 WIFI module (optional) for remote access of your meter readings using “Google
Chrome” browser.
 Selectable Low Power Floor.
 You can put your “CALL” to be displayed
 Screen saver (15 min) selectable on or off.
 A/D 12-bit Technology.
 Frequency Range of internal or external HF coupler 1.8 – 56MHz
 Power handling of internal RF coupler is 2KW HF/6m & external 1KW 2m/70cm
 Auto Power range scale changes, for all power measurement from nW to KW
 4 X Display selection models. PEP (100ms,1sec,2sec), Forward-Reflected & SWR,
Power in dBm, & Modulation Scope
 SO239 Teflon High Power connectors. (N Type possible with pre-ordering)
 DC Power input 8-16 VDC 1A, 0.35A typical.
 Supplied with Switching Power Supply 12V 2A
 Firmware for WIFI OTA upgradable.
 Dimensions 17.5X14X10 cm (WxDxH) Weight 0.85KG

 

Price £410 inc insured UK delivery (New Price in 2026 is 495E + 95e for the wifi capability which i have.)


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Posts: 2
Topic starter
(@67632754)
Member
Joined: 5 months ago

Email : [email protected]

m0eas


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