[Elecraft] Elecraft K4 Vs. Flex 6400

[Mike Fatchett]

and do those numbers mean the difference in working a station or not?

On 3/7/2022 4:17 PM, Bob McGraw wrote:
> As I read the numbers the FT-DX101D is not necessarily the top radio. 
> Here's why:
>
> Noise Floor ----        FT-DX101D -127 dBm     Elecraft K3S  -135 
> dBm      FLEX 6700  -118 dBm
>
> AGC Threshold ----  FT-DX101D 4.5 uV         Elecraft K3S  1.5 
> uV              FLEX 6700 4.2 uV
>
> 100kHz Blocking--- FT-DX101D 147 dB        Elecraft K3S  150 dB       
>        FLEX 6700  130 dB
>
> Sensitivity ----         FT-DX101D .60 uV         Elecraft K3S .27 
> uV              FLEX 6700  2.0 uV
>
> LO Noise -----         FT-DX101D 154 dBc       Elecraft K3S  144 
> dBc           FLEX 6700  145 dBc
>
> Dynamic Range wide spaced ---   FT-DX1010D  110 dB     Elecraft K3S    
> 107 dB    FLEX   99 dB
>
> So you see, one needs to look at ALL the numbers, not just the 
> ranking, based on Dynamic Range narrow spaced.
>
> All numbers from Sherwood Engineering 3/7/2022 Receiver test data.
>
> 73
>
> Bob, K4TAX
>
>
>
> On 3/7/2022 2:18 PM, elecraft-request at mailman.qth.net wrote:
>> Message: 2
>> Date: Sat, 5 Mar 2022 21:42:35 -0600
>> From: Kurt Pawlikowski<kurtt at pinrod.com>
>> To:"elecraft at mailman.qth.net"  <elecraft at mailman.qth.net>
>> Subject: Re: [Elecraft] Elecraft K4 Vs. Flex 6400
>> Message-ID:<6eeff195-f4ba-5836-39b5-07baecf1c73c at pinrod.com>
>> Content-Type: text/plain; charset=UTF-8; format=flowed
>>
>> Scott,
>>
>>   ??? Well, yes: The "numbers" say one thing (or several things!), but,
>> like I said, I'm in love with Elecraft... So, yes, I'm prejudiced! Of
>> course the "top radio (FT-DX101D)" is somewhat more expensive then the
>> 6400, and does seem to have some nice whistles and bells. Who knows?
>> Maybe I'll do a switch to Yaesu... {'-)
>>
>>   ??? k WB9FMC
>>
>> On 3/5/22 18:46, Scott Manthe wrote:
>>> Actually, the Yaesu FTDX101D/MP has the best receiver numbers on
>>> Sherwood's list. That doesn't mean that it's the best radio for you,
>>> but the Flex and the K4 aren't "far and away" better receivers than
>>> anything else in the amateur market. Ironically, Rob seems to really
>>> like Icoms...
>>>
>>> 73,
>>> Scott N9AA
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