[hpsdr] PennyWhistle

[Graham / KE9H]

Bob:
That would explain it !!!
73's,
--- Graham

==

On Tue, Jul 14, 2015 at 6:56 AM, Bob Cowdery <bob at bobcowdery.plus.com>
wrote:

>  Thanks, made me check all the transformers. Looks like I had a senior
> moment and forgot to solder the primary of T3! All working now.
>
> Bob G3UKB
>
>
> On 13/07/2015 18:31, Graham / KE9H wrote:
>
>   Bob:
>
>  Most likely, something is wrong with T2.
>
>  It is shorted or something, or open at the center tap.
>
>  I would remove it, inspect, and rewind if necessary.
>
>  --- Graham / KE9H
>
> ==
>
> On Mon, Jul 13, 2015 at 11:48 AM, Bob Cowdery <bob at bobcowdery.plus.com>
> wrote:
>
>> ***** High Performance Software Defined Radio Discussion List *****
>>
>> Hi all,
>>
>> Finally got around to building my PennyWhistle which has been sitting on
>> the shelf for a few years. The build looks clean. All the pre-operation
>> setup went fine and the bias is set correctly. The SWR on the input is as
>> specified.
>> However, when I apply drive from Penny there is no output and the current
>> consumption actually decreases from its 950mA (no drive setting) to 600 and
>> lower as the drive is increased.
>>
>> Any hints on where to start looking appreciated.
>>
>> 73 Bob (G3UKB)
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>
>
>
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