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I was able to figure out the part number thanks to a picture of an EMC2 board for sale on eBay.

It is a Motorola K1160AA 4.000-8.000Mhz crystal oscillator. It is an obsolete part, but I was...

Well, now I've done it. My Boss 8 R2E3 is pretty finicky in her old age, especially when it is hot or cold. I get the “2” error when it is hot and have to let the machine idle with the servo drives...

I use a Lyndex N3002-1000 stub mill arbor holder. It is a NMTB30 taper with a 1" arbor and a 1/4" key that is compatible with the Erickson QC30 spindle. It comes with seveal different spacers to...

Hi John,

I also have a Bridgeport Boss 8 R2E3 that I have sucessfully drip fed using the files in the "EZlink Utilities.zip" that I found in Post #36 in the thread below:
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Hello Speedhound,

Do you have the Ericson QC-30 (30 taper) quick change tool system? If this is the case, see the attached file with instructions how to install and adjust the locknut.

Hope...

They look like Kwik-Switch tool holders, 200 series possibly. Check link below to verify which ones you have:

Machine Tool Shanks (Tapers)

Hello,

I have been pondering using a high speed air spindle on my original Bridgeport Boss 8 R2E3 milling machine (just won one on eBay:)). The problem is that there is a spindle interlock that...

Hi Sab,

Have you been able to sucessfully connect a computer to your mill for uploading programs from the computer? Loading programs into memory instead of DNC should be what you try first. That...

I've been reading this forum for years, but this is my first post. I have to say that this forum has been instrumental in getting my old CNC Bridgeport up and running. Thanks for all the help.
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