[Elecraft] K3 with P4dragon DR-7800

[Joe Subich, W4TV]

 > Perhaps, SCS modem is more interested in marine radio sector.

Of curse they are - they're in bed with certain ARRL board members to
take over the CW/RTTY bands for that commercial use (RM-11708).

 > My original ideas was that KX3+ Pactor 3 or 4 modem will be a good
 > combination for many communication purposes.

It may be - but get the KX3 type accepted for maritime service and
use it outside the amateur radio spectrum if you are going to use it
for non-amateur purposes (including maritime e-mail).

73,

    ... Joe, W4TV


On 2014-07-17 8:41 AM, Johnny Siu wrote:
> Hello Gentleman,
>
> In fact, I was annoyed by SCS modem.  I sent Martin of SCS modem emails and asked him about the connection between their modem and K3 or KX3.  SCS modem's answer was a simply 'no', no information available.  It was a very frustrated experience.  Perhaps, SCS modem is more interested in marine radio sector.
>
> My original ideas was that KX3+ Pactor 3 or 4 modem will be a good combination for many communication purposes.
>
> 73
>
> Johnny VR2XMC
>
>
> ________________________________
>   寄件人︰ Don Wilhelm <w3fpr at embarqmail.com>
> 收件人︰ LA7NO <ptaa at ieee.org>; elecraft at mailman.qth.net
> 傳送日期︰ 2014年07月17日 (週四) 7:20 PM
> 主題︰ Re: [Elecraft] K3 with P4dragon DR-7800
>
>
> P-T,
>
> If you follow the instructions frequently given on this reflector, you
> will have proper power control and no flat-topping.
> For soundcard Data modes, monitor the audio input level on the ALC
> meter.  You should have 4 bars illuminated with the 5th bar flickering.
> The first bars of the ALC meter do not actually indicate ALC - the onset
> of ALC is at the 5th bar, so the lower bars are used like a "VU-meter"
> to aid in adjusting the audio drive level.\
>
> The closed loop method of power control used by the K3 requires that you
> fully drive the audio and use the power knob to set the desired power
> output.  Attempting to control the power with the audio drive will
> result in "power hunting".
>
> 73,
> Don W3FPR
>
> On 7/17/2014 6:09 AM, LA7NO wrote:
>> I found the problem.
>> Increased the settings of PSK/FSK Level in RMS Express TNC Setup to 600.
>> Now I've got full power out from the K3.
>> Guess I'll have to investigate proper MIC setting in order to avoid
>> flat-topping etc.
>>
>> P-T
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