[C320-list] ADVANCING TECHNOLOGY

[SCHWARTZ]

ahoy...we had an irwin sailboat ...1967...with a universal diesel with a crank as a backup to starter...used it once to see if it worked....it did...paper charts?????I like them,,,,have on boat and use them,,,,I retired from airline flying two years ago....was a few years prior that paper charts went obsolete....

> On May 28, 2020 at 9:54 PM tharrison at innovations-plus.com mailto:tharrison at innovations-plus.com wrote:
> 
> 
>     I think CS boats you can start with a crank. They have a tractor engine in them.
> 
>     Ted
> 
>     -----Original Message-----
>     From: C320-list <c320-list-bounces at lists.catalina320.com mailto:c320-list-bounces at lists.catalina320.com > On Behalf Of John morrison
>     Sent: May 28, 2020 8:47 AM
>     To: C320-List at Catalina320.com mailto:C320-List at Catalina320.com
>     Subject: Re: [C320-list] ADVANCING TECHNOLOGY
> 
>     Back in the 50s ,1950s that is, I remember my Dads Chevrolet came equipped with a starter crank (anyone remember them/know what that is?) even though the car had electric start. Know any cars today come with a starter crank???
>     I understand commercial ships no longer required to carry paper nav charts! Just saying’.
>     JohnM
>     1999#574
> 
>         > > On May 28, 2020, at 11:34 AM, Bruce Heyman <bruceheyman at cox.net mailto:bruceheyman at cox.net > wrote:
> > 
> >         In Engineering we stopped teaching how to design circuits with vacuum tubes decades ago as semiconductors are far superior....at least until they are hit with EMP. Some schools are now teaching it again....
> > 
> >         Bruce Heyman
> >         (949) 289-8400
> >         bruceheyman at cox.net mailto:bruceheyman at cox.net
> > 
> >         -----Original Message-----
> >         From: C320-list <c320-list-bounces at lists.catalina320.com mailto:c320-list-bounces at lists.catalina320.com > On Behalf Of Harry Juris
> >         Sent: Thursday, May 28, 2020 7:23 AM
> >         To: C320-List at Catalina320.com mailto:C320-List at Catalina320.com
> >         Subject: Re: [C320-list] Autohelm depth display flashing zero...sometimes
> > 
> >         The US Navy thought the sextant was outdated technology and stopped teaching celestial navigation. 10 years later they reversed the decision:
> > 
> >         https://www.militarytimes.com/news/your-military/2015/11/01/naval-academy-reinstates-celestial-navigation/
> > 
> >         Harry Juris
> >         Polar Star, 1998 C320 #541
> >         Graduate California Maritime Academy
> >         USCG previous license 2nd Mate (Navigator) Steam and Motor Vessels, Any Gross Tons, Oceans
> > 
> > 
> >         -----Original Message-----
> >         From: C320-list <c320-list-bounces at lists.catalina320.com mailto:c320-list-bounces at lists.catalina320.com > On Behalf Of Jack Brennan
> >         Sent: Wednesday, May 27, 2020 7:06 PM
> >         To: C320-List at Catalina320.com mailto:C320-List at Catalina320.com
> >         Subject: Re: [C320-list] Autohelm depth display flashing zero...sometimes
> > 
> >         I always view speed as outdated technology, like a sextant.
> > 
> >         My Open CPN plotter gives me extremely good speed over ground. It’s not hard to figure out current where I sail when you combine that and the feel of the boat.
> > 
> >         When I depended on a knot meter, I found that it was often inaccurate due to algae growth, etc.
> > 
> >         Jack Brennan
> >         Sonas, 1998 Catalina 320
> >         Tierra Verde, Fl.
> > 
> > 
> > 
> >         Sent from Mail for Windows 10
> > 
> >         From: Chris Burti
> >         Sent: Wednesday, May 27, 2020 6:59 PM
> >         To: C320-List at Catalina320.com mailto:C320-List at Catalina320.com
> >         Subject: Re: [C320-list] Autohelm depth display flashing zero...sometimes
> > 
> >         Kevin,
> >         Unless my ST60 transducer is seated perfectly, my speed will not read. Since I need to take it out to avoid barnacles, it is a frequent problem for me.
> > 
> >         Thanks,
> >         Chris Burti
> >         Commitment #867
> >         Farmville, NC
> > 
> >         From: Kevin Rooney
> >         Sent: Wednesday, May 27, 2020 5:03 PM
> >         To: C320-List at catalina320.com mailto:C320-List at catalina320.com
> >         Subject: [C320-list] Autohelm depth display flashing zero...sometimes
> > 
> >         Transducer failing?
> > 
> >         I have a '95 C320 with the original instruments (so 25 years old now). The display for the Autohelm depth finder recently began flashing "0:00" for extended periods, but it works other at other times.
> > 
> >         I think this is an ST50 unit.
> > 
> >         I'm guessing the transducer is getting ready to go bad but don't really know. Has anyone dealt with this?
> > 
> >         Also, my Autohelm speed display just reads zeroes all the time and has for a while. I haven't dealt with that because speed over the bottom is available on my GPS chart plotter. I assume this is unrelated to the depth meter but don't know for sure.
> > 
> >         Does anyone here know about these things? Any help would be greatly appreciated!
> > 
> >         Kevin
> >         S/V Cecilia Ann, #211
> >         Deale, MD
> >         http://kevjot.com/boat/
> > 
> >     >