[hpsdr] Transverter high side LO injection on PowerSDR
Riho Bergmann
riho.bergmann at gmail.com
Wed Jul 4 03:15:16 PDT 2018
Hi Tomas,
I don't have any yet. I just gave you a rapid suggestion. I now played
XVTR setup settings a bit
and my suggestion to you is as this example:
Transverter specs:
RF range - 144 ... 148 MHz
LO frequency - 172 MHz
IF range - 28 ... 32 MHz
PowerSDR XVRT's setup:
LO offset - 172 MHz
LO Error - -4000khz (NB! minus four thousand khz NB! which is 4 MHz RF
range)
Begin freq - 144 MHz
End freq - 148 MHz
73 es GL
Riho, ES7AAZ
On 4.07.2018 11:10, Tomas Krejca wrote:
> Hi Riho,
> thanks for the answer, just did an upgrade to 3.4.9 but the trouble
> persist.
> Is there database rest or any other setup needed?
> What Transverter (Hi side LO?) are you using?
> 73 de OK1DXD
> ---------- Původní e-mail ----------
> Od: Riho Bergmann <riho.bergmann at gmail.com>
> Komu: Tomas Krejca <ok1dxd at seznam.cz>
> Datum: 3. 7. 2018 15:08:58
> Předmět: Re: [hpsdr] Transverter high side LO injection on PowerSDR
>
>
> Hi,
>
> try to use the latest PowesSDR 3.4.9 instead
> https://github.com/TAPR/OpenHPSDR-PowerSDR/releases
>
> 73, Riho, ES7AAZ
>
>
> On 29.06.2018 12:47, Tomas Krejca wrote:
>
> ***** High Performance Software Defined Radio Discussion List *****
>
>
>
> Hi all,
> I'm currently using a Hermes Lite 1 with PowerSDR v3.3.9. as
> IF for my UHF/SHF transverters. Everything goes well till I
> need to set high side LO injection :( The displayed frequency
> is OK, but got only a steady noise from speaker. There is a
> some zero beat vertical line right on the middle of the
> panadapter - independent on tuned frequency or antenna input.
>
> The low side LO setup is working fine. I'm not sure if
> everything is recalculated automatically with high side LO, or
> do I make some manually in the setup. I was seeking for
> similar issues on list archive, some are really there, but
> cant open it from archive due access failure.
>
> I will be very grateful for any idea how to use PowerSDR this
> way because PowerSDR is doing an excellent job...
> 73 de Tomas, OK1DXD
>
>
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