data controllers

Pacific T.V. Online Tube Catalog - Vacuum tubes and sockets for radio, audio and amateur use. Over 1500 types, online schematics and technical data

Ham Lookup by ZipCode - This Database Lookup will return the amateur radio call sign holders which currently hold an active license and will be limited to the zip code specified You must enter at least three digits of the desired zip code.

Amateur Radio Country Files - This web site represents the home of "Country Files", databases of entities (countries), prefixes and callsigns that are used by amateur radio logging software. There are three "flavors" of country files: CTY.DAT used by contest logging software such as CT, N1MM, NA, TR and Writelog DX4WIN.CTY used by the DX4WIN logging software WPXLOC.DAT used by packet cluster software such as AR-Cluster, CC Cluster and DX Spider maintained by Jim Reisert, AD1C

LogSeach.de - Ham radio logbooks database, include a dx news calendar and a qsl manager service by DL5NAM

QSL Search machine by OZ7C - Records based on OZ2DXC Copenhagen DXcluster QSL and MGR databases.

Radio QTH practice exams - Call sign lookup system based on FCC database allow lookup for vanity call signs, practice exams and simple online qsl card creation

GB4FUN Satellite set-up information - Antenna installation and operating guide

N0NBH Solar Terrestrial Data - Add Solar-Terrestrial data to your website, by adding a simple html code to your pages by Paul L Herrman

FT-897 mods - FC-30 Fan modification, Mars/Cap mod for Yaesu FT-897, DRM modification for Yaesu FT-897, FT-897 mod for SGC-230 DC power

Data Professionals heathkit parts - Stocks some NOS Heathkit parts

Malux - El-Tele-Data - Accessories, Antennas and Battery chargers. Radiators, Repeaters, Yagi, Mag, Car, Tetra, Marine, Multiband, Brackets, Mounting accessories, cables and connectors, radiokits, special cables etc. Based in Finland

ZLP Electronics - Yaesu Icom Kenwood CAT Interfaces. Isolated audio-DATA interfaces for ALL afsk DATA modes inc psk31 rtty sstv etc.

Super Check Partial Database Files - Databases of contesters call-sign to be used with logging software The dta files can be used with CT, WriteLog, TRlog, SD, N1MM Logger, NA, Win-Test, and others

Master.dta Editor - Freeware windows program by WE3NEA that allow to view and edit the Master Callsign Database file used in many contesting programs, import and export callsigns, auto-download announced DX operations.

QSLMGR - This simple tool let you handle QSL manager data by ON6DP database by HB9CIC

QTH Locator - QTH Locator is free Windows program to calculate distances and angles between 2 stations, with a data base to handle and store position data (even usable as a simple logbook) and a lot of graphic stuff to display geographic positions. It is capable to display self-made maps or UIVIEW maps also. by dg4mcb

CQRLOG for Linux - CQRLOG is a Linux advanced ham radio logger based on Firebird database. Provides radio control based on hamlib libraries.

The KB6IBB Utilities - Ham radio frequency list consolidation software. The Ham Radio database can house a unlimited number of records. Holding frequency information from DC to Daylight. The Radio Scanner Database is designed to emulate a radio scanner. A 5,000 record table is provided and is organized by channel number.

Kenwood MCP-1A for TH-K2 Series - TH-K2AT / TH-K2E / TH-K2ET / TH-K4AT / TH-K4E Memory Control Program You can use this software to create data such as memory channels and menus on a PC by connecting the TH-K2/K4 transceiver to the PC.

Gpredict - Gpredict is a real-time satellite tracking and orbit prediction application. It can track an unlimited number of satellites and display their position and other data in lists, tables, maps, and polar plots.

HRIS2 Priority listing - This program can be used for statistics of sending QSL. Also it is possible to use her as the help data on DX-ing (DX VIA, ADDRESS MNG, IOTA-ped.) The information is brought in base delivery of the program on " DX via " and " Address QSL mng " from bulletins 425 (with 205 on 858) by US7IB

NJ7P Tube Database Search - This database contains data on thousands of tubes

Tube Data Sheet Locator - Resource for finding data on vacuum tubes.

Frank's Electron tube Pages - Tube databases in different languages

EDUCYPEDIA Tubes datasheets