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Mcurrier001
Junior Member
Username: Mcurrier001

Post Number: 22
Registered: 4-2007
Posted on Sunday, May 27, 2007 - 10:09 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

on cobra 29 classic, i know the driver on left of heat sink and final on right. my question is what is the one on the left on chassis with 3 long wires? what is the one on right side of chassis? then their is another at tr23. i am having fun doing my own stuff i am learning alot thanks
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Hotwire
Senior Member
Username: Hotwire

Post Number: 2230
Registered: 1-2005


Posted on Wednesday, May 30, 2007 - 8:16 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Michael, Cannot be 100% positive without a schematic reference but guessing you may be looking at audio output transistors.

I seem to learn something new everyday and have picked up a lot of knowledge from my friends here at Copper and reading Lou Franklin.

Do you REALLY want to upgrade your skill and knowledge of everything radio??? Do you want to know the facts and blow away the cb myths???

Copper sells these books and I cannot express to you how valuable they are to a beginner!

The "Screwdriver Expert's" Guide-by Lou Franklin
and more advanced
Understanding and Repairing CB Radios-by Lou Franklin
Start with the Screwdriver Expert's Guide. I have learned so much solid info from that book. Almost everything I heard on the cb about radios was bogus!

The Screwdriver Expert's Guide


Understanding and Repairing CB Radios

Kenny
cef491(27.115lsb)
2sf491(27.555usb)
Indiana
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Tech237
Moderator
Username: Tech237

Post Number: 799
Registered: 4-2004
Posted on Wednesday, May 30, 2007 - 10:09 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

Depending on what is printed on it - the one on the left MAY be a voltage regulator or as HW suggested an aduio transistor.

It would help if you could supply any markings that are on it.

Simon
Tech237
KD7IEB

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Missie
Junior Member
Username: Missie

Post Number: 22
Registered: 10-2006
Posted on Thursday, June 07, 2007 - 10:55 am:   Edit Post Delete Post    Move Post (Moderator/Admin Only)

if it has orange red yellow wires to it, it is the voltadge reg. and is responsible for all kinds of stupid things going wrong !!!

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