[ICOM] Internal PS question

[John G.]

I don't think the 735 can take an internal PS.  Yes, the one for the 
740/745/751/751A are all switching PS.

----- Original Message ----- 
From: "Steve" <aaaaaazcdf23 at hotmail.com>
To: "ICOM Reflector" <icom at mailman.qth.net>
Sent: Wednesday, March 07, 2012 3:51 AM
Subject: Re: [ICOM] Internal PS question


> Are the built in supplies really of the switching type especially in
> the older 735?
> I've always assumed they were just good old linear type supplies with
> no noise problems. I guess I never really looked to see if there is
> room inside for the large transformer of a linear type supply.
>
>
> At 08:57 PM 3/6/2012, you wrote:
>>I have an Icom IC-736...Has built in AC supply, built in tuner, 6
>>meters, LARGE display, and analog S meter....For these items, it is one
>>of my favorite rigs.
>>It works great!!!
>>....Dave
>>
>>On 3/6/2012 8:11 PM, John G. wrote:
>> > On the older Icoms like the 740 and 751A that have an internal PS
>> option, is it usually better to get one with or without the PS?  It
>> would be convenient to just plug the rig into the wall, but how
>> quiet are these older switching PS?  Also, does the heat they
>> generate affect the reliability of the radios at all?
>> >
>> > 73 John
>> > AF5CC
>> > ----
>> > Your Moderator: Dick Flanagan K7VC: icom-owner at mailman.qth.net
>> > Icom Users Net: Sundays, 1700Z, 14.316 MHz
>> > Icom FAQ: http://www.qsl.net/icom/
>> > To support QSL/QTH.net: http://www.qsl.net/donate.html
>> >
>>----
>>Your Moderator: Dick Flanagan K7VC: icom-owner at mailman.qth.net
>>Icom Users Net: Sundays, 1700Z, 14.316 MHz
>>Icom FAQ: http://www.qsl.net/icom/
>>To support QSL/QTH.net: http://www.qsl.net/donate.html
>
> ----
> Your Moderator: Dick Flanagan K7VC: icom-owner at mailman.qth.net
> Icom Users Net: Sundays, 1700Z, 14.316 MHz
> Icom FAQ: http://www.qsl.net/icom/
> To support QSL/QTH.net: http://www.qsl.net/donate.html