[hpsdr] Broken Penelope
Steve Doyle
steve_doyle at o2.co.uk
Thu May 13 01:10:43 PDT 2010
hi
I have seen this a few times myself. I don't know what the root cause
is but I found a clean install of powersdr solved the problem(black
magic !)
73s
Steve
G1YLB
Sent from my iPhone
On 9 May 2010, at 01:52, "Darrell Basinger" <dwb05 at comcast.net> wrote:
> ***** High Performance Software Defined Radio Discussion List *****
>
> I have a pair of Penelope’s (1 x TAPR & 1 x Gerd / DJ8AY). Initially
> both worked fine (.5W output). However, both have recently failed (
> first one then the second) with an output of only 50 mW. Only 3 of 5
> leds are on.
>
> I have two sets of Alex, LPU, Mercury and OZY. The same low output
> with both sets.
>
> Following the troubleshooting guide on the Penelope Wiki, I measured
> 300 mV at pin 2 of JP3. If I remover the jumper I measure 600 mV.
> The VFWD voltage (pin 7 of UB9) measures 1.25 V dc. Is this dc
> level too high resulting in the FPGA code to reduce the output?
>
> I would truly appreciate any suggestions.
>
> Darrell, WW4F
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