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Does anyone know how to load batteries in the battery box?

Posted: Wed Feb 14, 2007 8:10 pm
by Wondering
I am not familiar with the 4.5v rectangular euro batteries. I am told that they are the ones to use in the leather and metal battery boxes for the MGZ34 and MGZ40 scopes. I have both leather and metal battery boxes with cables. However, the use and configuration of these batteries in the boxes is not obvious to me. Can someone please explain the proper way to put the batteries in these things?

Also, one of the metal battery boxes came with a cardboard insert with brass terminals, the other did not.

Lastly, the batteries came with a plastic cover over the terminals, which broke off when I messed with it.

Thanks.

Battary box

Posted: Thu Feb 15, 2007 12:42 am
by CRA
Fold the contacts on the battery to the sides and insert as shown below

The longer contacts to one side and the shorter to the other. :-P

Re: Does anyone know how to load batteries in the battery bo

Posted: Thu Feb 15, 2007 2:22 am
by bergflak
The above picture tells it all.

The plastic cover is just a transport safety/wrapping and is meant to be discarded.
The battery box with the brass clips and the cardboard insert is postwar modifies for some alternative battery. Never had one of them, but I guess from pictures that the insert should be removable!

Picture 2

Posted: Thu Feb 15, 2007 2:22 am
by CRA
Pic 2

Posted: Thu Feb 15, 2007 3:04 am
by Wondering
Thank you! I never would have guessed in a million years to bend the contacts out to the side.

Bergflak, if you want I can post a picture of the insert. Just let me know.

Posted: Thu Feb 15, 2007 9:03 am
by Blanksguy
This is great.....does anyone have a source for these 4.5V batteries and the plastic "carriers" so that owners of the MGZ series optics with lights can use these (?)....and maybe prices as they look like a recent/standard "hard-ware-store" type item of recent manufacture.

Regards, RichardS in MI.
Blanksguy2001@chartermi.net

Posted: Thu Feb 15, 2007 12:29 pm
by bergflak
Richard!

This battery type is very common in Europe and can be bought in any grocery store. I do know that they are sold in the US as well, since that has previously been a topic. (Same goes for the light bulbs!) The "official" name is 3R12U for Panasonic and MN1203 for Duracell. Interestingly, the type has no US designation. Check out this table.

http://www.linkguiden.no/atex/9103%20-% ... 0typer.htm

although in NOrwegian, it is self-explaining!

I once created a sticker looking like the original German WW2 label with large eagle for these and sold modified batteries on ebay before the big eagle ban!

Posted: Thu Feb 15, 2007 12:55 pm
by Wondering
I haven't checked in a while, but there was guy on eBay who sold plastic adaptors to allow 3 AA batteries to be used in the place of one of these 4.5v batteries. I think that the adaptors also had a paper label to make the adaptor look like a WWII battery.

Since you can mail order the 4.5v batteries here in the U.S., you would have to be using the batteries up at a pretty fast clip to justify the expense of buying three of these adaptors. I doubt anyone here is using their optics that much.