data slicer

VHF QRZ Database - Maintanined by DL8EBW offer searchable map of registered VHF operators

U.S. Amateur Radio callsign lookups by UALR - US callsign database is updated daily and is derived from FCC license data provided by University of Arkansas at Little Rock

NorComm Data Signaling - Sequential Decoders, DTMF, voice encryption, notch filters and band pass filters, single tone burst decoders.

Nearson Antennas - Founded in 1990, Nearson, Inc. has been providing our customers with exceptional value with the products and services we offer. VHF, UHF mobile radios, Cellular, PCS equipments as well as ISM band wireless data and WLAN applications.

GRE America - Manufacturer of Radio Scanner receivers, scanner accessories, LCD Display modules and GINA data radio modems

WSPRnet Weak Signal Propagation Reporter Network - A group of amateur radio operators using K1JT's MEPT_JT digital mode to probe radio frequency propagation conditions using very low power transmissions. Computer sent/received Morse signals received by amateurs and collected on an online database.

Radiowave Propagation Center - High frequecy and VHF radio propagation data, solar and geomagnetic real-time and historic data, sunspot activity reports, as well as forecasts. A comprehensive propagation resource compiled by Tomas Hood, editor of the propagation columns of CQ, CQ VHF, Popular Communications, and Monitoring Times magazines.

Catania Observatory sunspots data - Daily sun spots data collected by the Catania astrophysical observatory

KB2LJJ IC-756 Mods - Collection of modifications for the Icom IC-756

KB2LJJ IC-756PRO modifications - Collection of modifications for the Icom IC-756PRO

RigPix Database - Yaesu - FT-950 - Yaesu FT-950 with a large picture at RigPix

GAP Antenna Overview - Comments received from QRP-L members concerning their experiences with GAP antennas.

RigPix Database - Yaesu - VR-5000 - Big picture and detailed feature of the yaesu VR-5000 receiver

Modifications for the Yaesu VR-5000 - Collection of yaesu VR-5000 modifications at KB2LJJ

TH-D7E modifications - Extending reception and transmission of a Kenwood TH-D7, upgrading firmware, enabling the SKY-COMMAND

link7 - link7 is a Windows 9X program to download/upload data from/to the Kenwood TH-D7.

TH-D7A Review - The Kenwood TH-D7A dual-band data HT by Alan Crosswell, N2YGK

TH-D7 Protocol Specification - This document has been produced by examining the data going into and coming out of the TH-D7 HT from Kenwood.

TH-F7 modifications - Modifications for TH-F7 and TH-F6A

VX-170 VX-177 Mods - Yaesu VX-170 expanded TX and RX

Free Band mod for the VX-6R - Free Band modification for the Yaesu VX-6R

Yaesu VX-6R TX Mod - Notes about TX modification on Yaesu VX-6R

Yaesu VX-8R modification - KB2LJJ Yaesu VX-8R modification

RadioMax - Allows any PC to improve the performance of radios and scanners, providing fully automated control of the radio (plus tape recorder if desired) allowing unattended scanning, logging, speech and tape recorder control. Works with AOR, DRAKE, Icom, Kenwood, Lowe, Optoelectronics, Radio Shack and Uniden.

Kenwood Pin Connectors - Microphone, accessories and data packet pin connection schematics for Kenwood Radios