[DSP-10] Another step of progress

[Joe]

Don,

What about the low frequency excitation from the DAC.  Is this level 
what it should be?  I haven't heard that mentioned.

Joe WB8DNO

On 4/14/2013 2:19 PM, Don AE5K wrote:
> On 04/14/2013 01:05 PM, Bob DeVarney W1ICW wrote:
>> Hey Don,
>>  be VERY careful using the small metallic screwdriver in those slugs. 
>> It is very easy to break the slug and then you are in a bad way.
>>
>> I once spent a couple of weeks repairing a Yaesu FRG-7 in which 
>> someone had broken EVERY slug in every coil using the wrong tuning 
>> tool. I had to pull every coil out and remove the slug from the 
>> bottom as the broken pieces had seized the slug in the core.
>>
>> Just saying... Good progress and keep the reports coming. I just got 
>> a DSP-10 from a friend and am close to incorporating it into my 
>> 2-meter EME station.
>>
>> 73 de Bob W1ICW
>>
> Thanks for the word of warning Bob.  Yes, I've been there before (not 
> on DSP10).  Fortunately for right now, the slugs in all the coils are 
> very easy to turn.  Maybe this needs to be "fixed" eventually so they 
> don't change position due to vibration -- a little wax or something 
> might be called for.
>
> I had hopes at one time to use my DSP-10 on EME, but due to health, 
> age, etc. I don't think I'll ever make it.  It is primarily the 
> mechanical part of dish positioning that is keeping me from it for the 
> microwave bands -- I have a couple 10 ft. TVRO dishes sitting in my 
> field.
>
> 73,
> Don AE5K
>
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