Lou,
How much current does a 35-amp switching supply draw when it's idling?
Steve
----- Original Message -----
From: "Lou Kline" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Saturday, November 17, 2007 14:13
Subject: Re: recommendations for switching power supply for TS480
> Hi.
>
> My only misgiving with the Astron would be that they have quite a sizable
> standby current--not very efficient or economical. My supply pulls about
> 1.6 amps with no load!
>
> 73, de Lou K2LKK
>
>
>
> At 10:57 PM 11/16/2007 -0500, you wrote:
>>Tom,
>>
>>Quite frankly, I wouldn't use a switching supply on that radio, mostly
>>because of the noise problems you mentioned. I know there are quiet
>>switching power supplies, but you'll probably pay a lot more for one than
>>you would for a linear power supply of comparable current rating. Since
>>you
>>want to use the radio in a motor home, wouldn't it be more practical to
>>run
>>the radio off of a 12-volt source? Aside from that, an Astron 35-amp
>>supply
>>is about 8 inches square, so it's not that big.
>>
>>Steve
>>
>>----- Original Message -----
>>From: "T Behler" <[log in to unmask]>
>>To: <[log in to unmask]>
>>Sent: Friday, November 16, 2007 19:32
>>Subject: recommendations for switching power supply for TS480
>>
>>
>> > Hi, all.
>> >
>> > Well, folks, I think that, due to a number of concerns and issues, I'm
>> > leaning toward purchasing the Kenwood TS480 as my HF rig of choice for
>> > the
>> > motor home.
>> >
>> > Can anyone recommend a good quiet switching power supply for that rig?
>> >
>> > I have been corresponding with Kevin (K7RX), and he suggests the Samlex
>> > 1223, but I can't seem to find it available anywhere, unless I'm just
>> > looking in the wrong places.
>> >
>> > I have an MFJ 4125 22-25 amp supply that I have used before, although
>> > it
>> > seems somewhat noisy on parts of the HF band spectrum, and also has a
>> > rather
>> > loud fan.
>> >
>> > If you have recommendations, could you give me approximate prices too?
>> >
>> > I think I might go for a slightly larger supply for the TS480, so maybe
>> > a
>> > 35-amper would be the most practical.
>> >
>> > Thanks as always, and 73 from Tom Behler: KB8TYJ
>> >
>> >
>> >
>>
>>
>>
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>
> Louis Kim Kline
> A.R.S. K2LKK
> Home e-mail: [log in to unmask]
> Work e-mail: [log in to unmask]
> Work Telephone: (585) 697-5740
>
>
>
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