[Amps] more - oil bath GS-35b

[Carl]

No different than with a transmission cooler, especially a fan cooled 
external one.

Carl
KM1H


----- Original Message ----- 
From: "Steve Wright" <stevewrightnz at gmail.com>
To: <amps at contesting.com>
Sent: Monday, March 30, 2015 12:20 AM
Subject: Re: [Amps] more - oil bath GS-35b


>
>
> On 30/03/15 17:01, Gary Schafer wrote:
>> You do not need to slow the flow down in order to pick up heat. The 
>> faster
>> the flow the more heat will be transferred.
>
> Correct!  The faster the oil flow in the tube cooler, the better the 
> cooling.
>
> But not so for the radiator.  The oil must slow down and be in the 
> radiator for a finite time for the heat to be transferred from the oil to 
> the air.
>
>
>
>> On another note, you will need as much air movement to cool the radiator 
>> as
>> you would need to cool the tube directly. With oil cooling you are only
>> moving the heat from the tube to the radiator. You still have the same
>> amount of heat to transfer to the air.
>
> Sure.
>
>
>> Although with the radiator the surface area to cool will be much larger 
>> than
>> it is with air cooling the tube so the air velocity can be lower.
>>
>
> Exactly!  Very much lower, and very very much quieter.  I want to sit next 
> to my quiet amp - not my vacuum cleaner.
>
>
> Steve
>
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