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Can BTECH UV-25x2 run on a simple power adapter?


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Posted

Right now, I'm using a BTECH power supply.  But I want to replace it with a UV-50x2 (which I'm certain does need the PS!) and use the 25 somewhere else, hopefully without a $100 power supply.

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Posted

I run all my 20w radios off of 100ah battery’s and trickle chargers. That way I have battery back up when the power goes out.  As for the 50w radios I run the those off of an 80amp rv power supply totally clean power for $100.  

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Posted

What do you mean by “a simple power adapter?”

If you’re talking about a wall wart, probably not. As @wayoverthere said you need to understand the current requirements and the voltage needed. Most mobile radios prefer 13.8 volts of clean DC. Wall warts are not always designed to provide clean DC. Also, a 25 watt radio, again as @wayoverthere said, probably needs 5 amps of DC current at 13.8v. 
A bad power supply can be a source of problems. 

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Posted

Wall warts will only put out 12 volts which will cut back on the radio's power output. Plus most wall warts are very noisy as far as RFI and EFI goes.

6 hours ago, WRXR374 said:

and use the 25 somewhere else, hopefully without a $100 power supply.

Where do you plan on using the 25 watt radio at?

If you plan on using it in your vehicle then it can be powered by a the cigarette lighter/accessory outlet. Though connecting the positive wire to the battery and negative wire to a good chassis ground is the preferred method. Or as mentioned , you can run it from a battery or portable power station. 

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Posted

I have a UV25x2.  it has the 12v car plug.  When not used in the car,  I use a cheap AC to DC  power converter and it seems to work ok.  I've even used my 300 watt portable battery station sometimes when I'm outside.   I think a more expensive proper power supply is better but I'm saving up for one in the future.

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