[Elecraft] Proposal for Mono-band Elecraft
Ed - K9EW
k9ew57 at gmail.com
Fri Apr 8 15:51:50 EDT 2011
There are several monoband choices available already, but what I
haven't found is one for 10m. With the sunspot cycle on the rise,
this would be a very desirable rig, and possibly the only source for
one on that band. And by all means, make it a 4-pole crystal filter.
ed - k9ew
On Fri, Apr 8, 2011 at 2:04 PM, Doug Person <k0dxv at aol.com> wrote:
> Dave is hard at work developing some new products which he won't comment
> on. The DSW was a nice little rig. Wish I hadn't sold mine. But that
> is certainly the general idea. A nice little single band at half the
> cost or less and half the size of the K1.
>
> Doug -- K0DXV
>
> On 4/8/2011 9:59 AM, Mike Morrow wrote:
>> Doug wrote:
>>
>>> One other thing: I really wish Wayne and Eric would peal off one of
>>> their talented junior engineers and design a K0. (K zero). A single
>>> band superhet with 2-3 watts out and super compact.
>> So...maybe a K0-15 for 15 meters. I like that concept.
>>
>> Before the K1 became available in 2000, I had built three of Dave Benson's
>> Small Wonder Labs DSW series of mono-band PIC- and DDS-technology QRP rigs.
>> I still have the DSW-20, -30, and -40 and they remain great and very
>> innovative QRP transceivers. Wonderful rigs!
>>
>> My only issue with those $130 (in 1999) units was that the operating system
>> allowed ONLY iambic mode B keying, which I consider an abomination. :-)
>> However, Jackson Harbor Press produced a direct plug-in replacement PIC
>> (controller) for $7 (!!) called the DSWK that offered many additional
>> features over the original SWL PIC, including selectable iambic keying
>> mode (just like Elecraft).
>>
>> The DSW (and later DSW-II) with the DSWK PIC created what is IMHO still
>> the neatest small mono-band QRP rig of all time. Unfortunately, Dave
>> discontinued the DSW series several years ago, leaving that market empty.
>> I regret not having purchased a DSW-II-80 when it was available.
>>
>> Today I almost always use the K1, but sometimes I will take one of the DSWs
>> when I just want a very small mono-band set.
>>
>> Elecraft advanced the PIC/DDS concept to the multi-band feature-rich KX1 all
>> in a small package, yet I also believe there's still something appealing about
>> a smaller, simpler, mono-band rig. A new Elecraft rig that combined some
>> characteristics of the SWL DSW-II and the (don't laugh) MFJ Cub would be great.
>> The DSW characteristic would mean a rig that needed NO LED or LCD display. All
>> control response output would be Morse. The MFJ Cub characteristic would mean
>> a rig with all the "boring drudgery" components being machine pre-assembled
>> surface-mounted to the PCB. Only a few major components that mostly determine
>> the operating frequency would be required to be hand assembled by the builder.
>> Such a rig could be put together in an evening while encountering much less
>> opportunity for construction error. (There'd be much less demand on Elecraft
>> tech support for troubleshooting.) Choose a DDS chip that can be clocked
>> high enough to allow a 15m model, use a four-pole IF filter, and provide an
>> AGC circuit. Mono-band CW perfection!
>>
>> I'd buy a couple, maybe more.
>>
>> Mike / KK5F
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