[RFI] A note from Sangean about switching power supplies

Joe nss at mwt.net
Sat Jan 7 10:03:53 EST 2017


My first thought was, is it really a government law saying that they 
MUST use that type of power supply?

Joe WB9SBD
Sig
The Original Rolling Ball Clock
Idle Tyme
Idle-Tyme.com
http://www.idle-tyme.com
On 1/7/2017 9:01 AM, Dave Cole wrote:
> The unfortunate side affect should be a substantial fine to Sangean.
>
> Howard Lester wrote:
>> I’m looking through the online operating manual for a Sangean AM/FM 
>> radio I’m interested in buying, and I came across this little note in 
>> the Cautions section. I didn’t know about the “background” cited, and 
>> I do find Sangean very responsible to print this.
>>
>> Howard N7SO
>>
>> VERY IMPORTANT PLEASE READ
>>
>> Sangean suggests that you keep your AC Adapter at least 12 inches 
>> away from the radio while listening to the AM Band.
>> Your Sangean Radio is powered by an AC adapter which is a “switching” 
>> or “switch-mode” type. The DOE (Department Of Energy) has a Federal 
>> mandate requiring all manufacturers to use this type of power supply. 
>> This newer power saving technology has the unfortunate side effect of 
>> causing interference to the AM radio band.
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