[hpsdr] Penelope + Munin + AL-811H Advice.

[Keith]

On 8/3/2013 11:47 AM, Keith wrote:
> A while back I set up my ALS-600 to work using both the rf 
> (+Pennywhistle)  and open collector outputs from Pennylane. I used an 
> external 8 channel solid state relay board for the open collector 
> outputs from Pennylane as I wanted auto band switching for the ALS-600 
> along with PTT. All control signals from Pennylane are isolated from 
> the amplifier in this setup. The 12V from the ALS-600 is used across 
> the solid state relay contacts to control the ALS-600 band switching 
> and PTT. I did have to modify the ALS-600 (as per designer 
> recommendations) to accept the 15W from Penny Whistle they were very 
> easy just remove the swamping resistor and rewind the input 
> transformer. Almost forgot I added some leds to the box with the solid 
> state relay board for band and PTT indications. Been working well for 
> a couple of years now.
>
> 73
> N3ICK
>
> On 8/2/2013 6:23 PM, n3evl wrote:
>> ***** High Performance Software Defined Radio Discussion List *****
>>
>> I recently acquired an AL-811H amplifier and would like to hook it up 
>> to my existing Atlas based HPSDR - namely Penelope + Munin. I'd 
>> appreciate some advice on setting up this configuration.
>>
>> I'm already using the PTT outputs on Penny to put Munin into TX. I'm 
>> assuming I need to use one of the Open Collector outputs to key the 
>> AL-811H.  I see there are some timing options in PowerSDR so I'm 
>> guessing I need to and can, in fact, sequence the keying of both 
>> amps?  My assumption is that I want the AL-811H to got to TX first, 
>> then Munin go to TX, then Penelope to generate RF (and presumably the 
>> reverse sequence when going back to RX?
>>
>> Please let me know if I have this concept right and if PowerSDR 
>> supports this type of sequencing.
>>
>> I'd also be interested in any other tips regarding using HPSDR with 
>> this amp setup.
>>
>> Thanks,
>>
>> Pete, N3EVL
>>
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