REPEATER POWER OUTAGE PROTOCALL


REPEATER BACKUP SIMPLEX FREQUENCY (in the event the repeater is off-air) 146.985 Mhz Simplex (NO PL TONE). When programming, you may have to  manually set repeater offset to 0.000 Mhz). It is suggested that you program a “memory channel” for 146.985 simplex, NO PL Tone, 0.000 Mhz offset (may have to change the auto repeater offset to … Continue reading REPEATER POWER OUTAGE PROTOCALL

VHF Propagation


VHF Propagation   Do you want to know if the VHF bands are open?  Take a look at this hourly updated map to find out.  http://aprs.mennolink.org/ This map shows actual radio propagation from stations operated near 144 MHz. It uses data gathered by Automatic Packet Reporting System-Internet Service (APRS-IS) from packet stations in the amateur radio service. The map shows activity that has happened … Continue reading VHF Propagation

Interested in 50 MHz and above?


For those of you interested in 50mhz and above.....Archive of several dozen technical presentations is available on the 50 MHz and Up Group for your stay-at-home reading pleasure.  It is at http://50mhzandup.org/archive.html and includes info on our 10 GHz linear translator, talks on building 10 thru 122 GHz radios, IF SDRs, EME rover stressed dishes, waveguide transitions … Continue reading Interested in 50 MHz and above?