sb-104 extension board update

[Rich Sahlender]

Nice work Mike! If only there was someone willing to put a similar
effort into reproducing the dial drums for the apache/mohawk's,
hg-10,'s, etc...

Regards,
Rich WA3WLH

On Tue, Aug 15, 2000 at 10:27:59PM -0400, mike bryce wrote:
> boys and girls!
>
> Nope, have not forgotten about the sb-104 extension project. Here's an
> update
>
>
> the art work is done. will be sending it out for a prototype this coming
> week.
>
> mike shelton is working with a guy that is reproducing the connector pins
> and sockets. If this falls through, I have a work around solution. Mike says
> the connectors should be ready to go by end of the September.
>
> The LED display board will be forth coming as soon as Doug Shield sends me
> the updated artwork. Look for that soon, too
>
>
> Better news!
>
> Since I had the basic artwork done for the extension board, I have reworked
> the REG/TX audio board! Updated the +5 and +11 volt regulators so you can
> use off the shelf LM317 regulators instead of the MFC6030 ones heath used.
> Art work done and prototypes to be made with the extension board. Also
> improved the +T switching transistor and added jumpers to select hi or low
> impedance mics. Oh yes, also added a jumper to enhance the low end audio
> response on tx. yes, been a busy boy.
>
> Even better news!
>
> Will be reworking the front end board and the IF audio board. These two will
> have upgraded circuits to reflect the many modifications made to the basic
> design over the year. These will be winter project due to the complexity of
> the design.
>
> Cost??
>
> Depends on the amount of the board run. The extension board and REG/TX audio
> are the same size. I have had quotes from $5 to $21 per board, again
>  depending on options (silk screen, solder mask so on) and quanity of order.
>
>
>
> --
> Mike Bryce WB8VGE
> SunLight Energy Systems
> "Electricity at the speed of light"
>
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