[Mg-t] Plug for "Inspection Lamp Socket"

[Bob Donahue]

Yes, the diode only lets the current flow one way. By using four diodes in 
what's called a "bridge configuration", the device can even work plugged in 
either way.

Bob Donahue (Still Stuck in the '50s)
Email - bobmgtd at comcast.net
Cars:       52 MGTD - #17639
               71 MGB - #GHN5UB254361
Member:  NEMGTR #11470
               NAMGBR # 7-3336
               Hoosier MGB Club
               Olde Octagons of Indiana

----- Original Message ----- 
From: "Bob Howard" <mgbob at juno.com>
To: <bobmgtd at comcast.net>
Cc: <mg-t at autox.team.net>
Sent: Wednesday, June 18, 2008 12:18 PM
Subject: Re: [Mg-t] Plug for "Inspection Lamp Socket"


> Bob,
>   Does the use of the diode mean that if the device works it's OK, and
> if it doesn't work there is no harm done -- just reverse the plug?
> Bob
>
> On Wed, 18 Jun 2008 11:43:37 -0400 "Bob Donahue" <bobmgtd at comcast.net>
> writes:
>> A diode in series with one of the leads can protect the device
>> against
>> reverse polarity. I plan to put one in my "adapter".
>>
>> Bob Donahue (Still Stuck in the '50s)
>> Email - bobmgtd at comcast.net
>> Cars:       52 MGTD - #17639
>>                71 MGB - #GHN5UB254361
>> Member:  NEMGTR #11470
>>                NAMGBR # 7-3336
>>                Hoosier MGB Club
>>                Olde Octagons of Indiana