[Coco] Now running with 2M boomerang Memory.

[Rob Rosenbrock]

I’ve found that the bi-focals cause more trouble than they are worth. I tried a number of solutions and found that a cheap pair of 3x reading glasses work well for me when I’m soldering.

Sent from my iPad

> On Jun 7, 2020, at 4:32 PM, David Lord <d_lord at sbcglobal.net> wrote:
> 
>  Boomerang memory?  I can't remember it......... Wait a sec, It will come back to me..
>    On Saturday, June 6, 2020, 06:38:51 PM CDT, John E. Malmberg <wb8tyw at qsl.net> wrote:  
> 
> Just got done installing a 2M boomerang memory kit on a COCO-3.
> 
> The patient seems to have survived, but I have not really tried to 
> stress it.  Just have had time to power it up and Super Extended Color 
> Disk Basic + SDC all appear to work.
> 
> If I were to do it over again, I would probably send the system in for 
> the install.
> 
> Lessons learned:
> 
> * I need a better soldering iron.  The 30+ year old 15W one from Radio 
> Shack is on it's last tip that I have for it.  It is barely good enough 
> to do this type of work.
> 
> Need to figure out what to get and where to get it, and how much it is 
> going to cost.
> 
> So looking for recommendations.  This is for hobby use.
> 
> * My two solder sucking systems did not have enough suction to save 
> destroying the 68b09E chip.  One is just a suction bulb on on a hollow 
> tip version of the 15 watt version, that probably came from Radio Shack 
> way back when.  The other is the spring loaded suction from Radio Shack.
> 
> Still have the chip if I can manage to solder pins back on it.  :-)
> 
> I seem to remember that the spring loaded one used to have enough 
> suction to clear the pins of things I was desoldering.
> 
> I was only able to clear the solder on about 50% of the pins with the 
> two soldering suckers.
> 
> Not sure where I got the one with the suction bulb.  I do not remember 
> buying it, and this may have been the first time I used it.
> 
> Not sure if I could afford anything better, but it would be interesting 
> to know the options.
> 
> * Third problem is the the variable transition bi-focals.  It is hard to 
> find a position that I can really see what I am doing.  I may need to 
> get a pair of glasses just for doing this type of work, or some type of 
> magnifying glass.
> 
> Regards,
> -John
> 
> 
> 
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