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Late Beogram 4002 and the 4004 (Types 551x and 552x), which have DC platter motors instead of the earlier synchronous AC motors usually suff...

Friday, April 8, 2022

Beomaster 2000 Type 2801: Installing the new dial pointer

The Beomaster 2000 Type 2801 restoration project left off waiting for a new dial pointer.
The original dial pointer was broken so I had to find a replacement.  Fortunately for me Martin of Beoparts happened to have a spare.

Here is what the back of the original dial pointer looked like where the dial pointer lamp attaches.
The wedge base type lamp appears to have the glass wedge part broken off and the leads wrapped around some plastic tabs of the holder, then soldered to the wires that supply power.
The cavity where the lamp is installed is filled with some sort of glue.





























The replacement dial pointer is similar but does not have glue inside where the lamp fits.
The installation for a lamp in this assembly is to unbend the wires on the lamp wedge base and solder them to the two power leads.

I didn't really like that method so I started my lamp installation by first soldering two extension wires (the blue wires in the photo below) on the the power leads.





























My plan is to next, install a lamp mount/holder that I "borrowed" from a Beomaster 4400 spare parts unit.  The lamp holder from the Beomaster 4400 has contacts for a wedge base style lamp to plug into.
It also has a small slot under the lamp slot for a mounting tab to slide into.  Hopefully I can figure out a modification to use it.

With a lamp holder any future lamp changes for the dial point will not require any soldering.





























Here is the new 12V, wedge base style lamp in the lamp holder...ready to be inserted into the dial pointer frame.





























Here is the lamp assembly installed into the dial pointer.  For now I will not secure it and leave it loose while I figure out how to add a mounting tab to the assembly.  I hope to avoid having to secure the lamp assembly with glue the way the original was mounted.  The mounting tab like the Beomaster 4400 uses is much cleaner.





























...and here is the Beomaster 2000 turned on with the new, illuminated dial pointer.

























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