I agree with Gary. Although I have not used my SM1000 for 3 years (house move), my intention is to start again very soon. I always used it in the ‘standard’ way as a fist mike.
Best 73 de John G0GCQ Sent from my iPad > On 20 Jul 2020, at 23:50, Gary Kohtala - K7EK via Freetel-codec2 > <[email protected]> wrote: > > > Personally, I use the SM1000 as intended, with the built-in mic, PTT button, > and speaker. I greatly appreciate the ease with which I can get on DV without > the hassles of a computer, cabling, mics/headphones, difficult software > configuration, etc. The SM1000 just works and I thoroughly > enjoy mine as-is. I personally would like to see the internal mic, speaker, > and PTT button stay in future iterations. My two cents. > > Best regards, > > Gary, K7EK > > Radcliff, KY (EM77at) > > --- > On Monday, July 20, 2020, 06:30:05 PM EDT, Glen English > <[email protected]> wrote: > > > I need some comments to drive decisions on part choices for the SM30000 > > My focus is on accessability- being affordable. > > Having said that a few dollars saved is poor savings if the new box > cannot meet our forseeable objectives. > > The original project leaders are not providing any opinions, maybe they > are burned out. Volunteers get that way. > > The original SM1000 had a BOM (bill of materials) of about US$44 > (quantity 100) + enclosure and packing. Setup costs for small PCB runs > and small metal work runs are very high compared to the cost of the > job. The Sm1000 used commodity components, nothing special so it was > able to be made in a simple factory. > > The SM3000 is not going to be such a simple beast. > > My estimate right now is the digital PCB would be approx USD52 or USD60 > > The analog interface mezzanine PCB (to provide SM1000 functionality) > would be another USD20 (mostly connectors and large passives) > > The digital radio mezzanine PCB (HF + 28 MHz IF 1mW radio (capable of > direct aliasing to 200 MHz) 16 bit DAC , low noise clocks, will be > around USD100 if it is high performance. > > My questions- Was the Sm1000 a good idea- how many people used them as > intended ? > > did anyone use it with the internal speaker-mic, or should that be a > standard headset 3.5mm jack for connection to whatever ? > > Total size of the digital PCB is probably around maybe 50mm x 80mm I > guess. If it goes into an existing SM1000 box, the audio board would > become the baseboard, and support all the connectors and the digital > PCB would be the piggyback. IE whole digital radio in the SM1000 > existing case (but not much use withotu connectors ) ! > > -glen > > > > > _______________________________________________ > Freetel-codec2 mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/freetel-codec2 > _______________________________________________ > Freetel-codec2 mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/freetel-codec2
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