java apps

Radio Antenna System Evaluator Site - This JavaScript program evaluates the performance of your cb or ham radio antenna system, computing the consequences of SWR and feedline loss.

PI5EHV-8 DX Cluster - Access to PI5EHV-8 DX Cluster via this java application

LogSearch applet by G4ZFE  ^updated - The Log search applet is a Java applet that allows on-line searching of your contest or DX-pedition logs. The applet and logs (in an optimised format) are located on your web site.

YC1BJX blog - Ham radio blog from Java Indonesia

ARI Prato Italy - Online Repeater - Italian ARI PRATO Amateur Repeater 145.725 Mhz Live Audio Feed

San Joaquin County Sheriff and Stockton Police - Recorded scanner radio traffic from police and fire department communications. Stockton Police scanner recordings of pursuits, fights, shootings, officer involved shootings, in progress high intensity calls.

Florida DSTAR repeater live feed - Listen to the DSTAR Repeater from Florida USA currently connected to Reflector 1c

Carteret County Public Safety Live Scanner - Carteret County NC Public Safety Live Scanner Audio Feed

Milwaukee Fire Dep. Audio Feed - City of Milwaukee Fire Department Live Audio Feed

Ottawa live audio feed - Ottawa EMS live police radio, and emergency services canada

Murfreesboro Police and Fire Dispatch Live Scanner Audio Feed - Murfreesboro Police and Fire Dispatch Live Scanner Audio Feed on RadioReference.com

Rutherford County Sheriff and Fire Live Scanner - Rutherford County Sheriff and Fire Live Scanner Audio Feed on RadioReference.com

Tucson Police and EMS Live Scanner Audio Feed - Tucson Police and EMS live scanner audio feed on radioreference.com

Jtrack - Amateur Radio Satellite Tracking - Nasa on-line live satellite tracking, let you track ham radio satellites, requires Java

PorkControl for Yaesu FT-817ND - PorkControl is a Java-based software controller for the Yaesu FT-817ND (and older FT-817) HAM transceiver. It is currently in beta and released under the GNU GPL v2 on Windows, Linux and MAC OSX. PorkControl is used to control frequency and other features without using the fiddly controls on the unit itself. It also supports automatic radio control to access repeaters based on the UK Repeater List.

Amateur Radio Callsign DB - Ham Radio Android app, quickly and easily lookup license data for U.S. amateur radio callsigns

HF Beacon apps - Iphone apps to monitor HF Beacons by N0HOT

IDSP - IDSP is an app for IPHONE and IPOD Touch. Made by 2 powerful filters, a band pass and a band stop with adjustable bandwidth. Filters are butterworth 4 and 8 poles, sample rate at 44,100 32 bit. Cancel every noise and hear only your qso.

Javascript Programs for Amateur Radio - GØHZK javascript calculators for ham radio, distance calculator, locator calculator, UTM calculator

dxSpot by K0EMT - Java based interface to dxWorld.com for Linux by K0EMT

Morse Key for iPhone - A free simple touchscreen-based CW Morse Code straight key. Practice sending Morse Code on your iPhone.

Friis-It NF for iPhone - Friis-It NF is the first iPhone OS based application that allows you to calculate noise figure, system sensitivity, and cascaded gain for an RF Receiver system

BeaconAid-HF - Iphone app for ncdxf IARU beacon monitoring, shows the currently transmitting beacon on each band, reception charts from the active monitoring stations, and latest solar flux A and K indices

Electronic calculator - Some simple electronics calculator in javascript

Low-Pass Active Filter Designer - Javascript filter design page with introduction to low pass filters by k7mem