Service Bulletins

The MRC Service Bulletin (SB) is a document used to share information with customers. The information may be in the form of product improvement, fault diagnosis, or general information on products.

(Bulletins will open in new window, if you have a pop-up blocker you may need to use the override key for your software.)

Proscan III Antenna Compatibility
With the anticipated increase in ENG antenna replacements in the U.S. as part of the Nextel/BAS Frequency Reallocation program, MRC is issuing this technical bulletin to assist customers who currently have ProScan or ProScan II ENG antennas and are going to replace these with ProScan III antennas.

Analog Product End of Life Notice

YIG Oscillator
Update on 906570-1 or 906143-1 Yig Oscillator modules shipped between September 2002 and June 2004