Bruce, Marek and Dennis,

Perfect and Thanks!


________________________________
From: CnC-List <cnc-list-boun...@cnc-list.com> on behalf of bwhitmore via 
CnC-List <cnc-list@cnc-list.com>
Sent: Wednesday, October 11, 2017 7:47 PM
To: cnc-list@cnc-list.com
Cc: bwhitmore
Subject: Re: Stus-List Chart Light...

Having replaced most of the bulbs in our 37/40+ with Less, the steps are as 
follows:

1.  Identify the bulb by number of possible and look up an equivalent LED.

2.  If there is no number stamped in the bulb base, identify the base and 
number by pixtures/drawings.  For those bulbs with 2 contacts in the base, you 
need to figure out if the contacts are +/- or +/+ with the base providing the 
ground.  This will lead to a number that you can then use to find the LED 
equivalent.

3.  If you want red, put a red bulb behind a red lens, not a white LED.  The 
lense will then not be trying to filter the red spectrum light out of the 
white, and the red will be brighter.

4.  Figure out the incandescent lumens by wattage and double the lumens for 
LEDs to account for the increased brightness you are looking for.  Aging eyes 
and or expected use may cause you to increase the lumens more.

Buy the cheap ones on Amazon.  They'll probably come in a pack of 2 or more, 
and what you lose in quality you make up in quantity.  That argument does not 
hold up for navigation lights and up the mast where safety, operational quality 
and consistency are more important than a few bucks.

Hope this helps,

Bruce Whitmore
1994 C&C  37/40รท "Astralis"

Sent from my Verizon, Samsung Galaxy smartphone

-------- Original message --------
From: David via CnC-List <cnc-list@cnc-list.com>
Date: 10/11/17 5:32 PM (GMT-05:00)
To: CNC CNC <cnc-list@cnc-list.com>
Cc: David <davidrisc...@msn.com>
Subject: Stus-List Chart Light...


So I have the old school wand chart light with a little light bulb (3/4" long 
single bayonet) giving very little light.  In fact I never use it.  But it is 
there and working and I was wondering instead of the BS of replacing and moving 
the wiring to accommodate  the fixture (which I already have) has anyone 
replaced this very small bulb with a much brighter equivalent?


I started searching and its a internet rabbit hole out there with specs, lumens 
etc.


As always...thanks in advance.


1981 40-2
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