Category Archives: 900 MHz

P25 vs FM mode on 900Mhz with EF Johnson 5100′s

Posted on February 22, 2013 by kj4wlh

I captured P25 digital and FM audio and video from the Richmond, VA 900Mhz repeater (WA4FC/R). Thanks to Dave (N4MW) and Fred (WB4KXS) for the great dialog Thanks to FieldComm for repeater use, care, and feeding: http://www.fieldcomm.org The HT’s we’re … Continue reading →

Posted in 900 MHz, Digital ops | 1 Comment

Dissasembly of a 900 MHz EFJ 5100

Posted on February 17, 2013 by Jay

I recently had an opportunity to break open one of my 900 MHz EFJ radios.  It had developed a problem on transmit with the audio, and as part of normal troubleshooting, I wanted to remove the housing and re-seat some … Continue reading →

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Richmond’s first P25 digital ham repeater system

Posted on January 19, 2013 by Jay

(Reprinted from a post by WB4KXS on the Richmond 900 yahoogroup) Richmond’s first P25 digital repeater is… the same Richmond 900 MHz repeater that you are already using (927.050 MHz, WA4FC/R). If you transmit into the repeater with an analog … Continue reading →

Posted in 900 MHz, Life above 30 MHz, Motorola stuff | Leave a comment

900 Mhz link antenna goes up

Posted on August 19, 2012 by Jay

KD4GIE took some time today to install a 900 MHz yagi that we will begin using shortly for operations on 900 MHz, including access to the Richmond 927.050 WA4FC/R system that has been very active of late.  Thanks to Dave, … Continue reading →

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WA4FC/R on 927.050 Mhz – new machine on the air!

Posted on July 23, 2012 by Jay

Pictures below are the estimated coverage,  the 900 MHz Station Master antenna, as well as the Motorola Quantro 120 watt repeater, PA, and associated hardware installed earlier today. (Reprinted from the Richmond 900 MHz yahoo group) Folks, The first 900 … Continue reading →

Posted in 900 MHz | 1 Comment