code books

Transmitting Antennas For HF Broadcasting - This paper discusses a number of common used HF transmitting antenna systems and corresponding reference antenna codes. The latter was developed in close consultation with regional coordination groups ABU-HFC, HFCC-ABSU.

AR88 page - This model was introduced in the early 40's to replace or augment the HRO in applications demanding a more onerous duty than basic operational point-to-point communications such as intercepting coded axis radio messages during WWII.

Cincinnati Police and Fire - WCPO police scanner ohio

Pipo Communications - The highest-quality and most reliable Dual-Tone Multi frequency encoders.

ON4AOI Automatic Band Decoder - Automaticaly select the correct antenna and bandpass filter, by ON4AOI

Ameco - Text books relating to amateur radio (HAM radio), highpass and lowpass power filters, transmitter test loads (dummy loads), study tapes and disks to learn morse code, transceiver preamplifiers, antenna signal boosters.

A Simple Telegraph Key - How To Build Code-Practice Apparatus: A Simple Telegraph Key

Morse code ringtone generator - This page converts text into a morse code ringtone playable on most mobile phones.

CW The Once and Future Mode - A quick look at the code, the superiority of CW as a mode for amateur radio communications

Learning and Using Morse Code - About the International Morse Code sending the code, copying the code, taking code tests, speeds above 20 wpm, by Bob Nellans

W4QCF manuals - Operating and Service manuals, electronic publications, QSTS, Handbooks,

Long Beach California Frequencies - A complete list on Long Beach Frequencies. Long Beach Police Penal Codes, and Police 10 Codes

CutRate Batteries - CutRate Batteries supplies fully compatible, after market battery packs for two-way radios and barcode scanners. Our products are guaranteed to work with Motorola, Kenwood, Yaesu, Vertex, Icom, Telxon, Intermec, LXE and PSC two-way radios and barcode scanners.

LZ1YE Print service - Produce QSL & post cards, stickers, ID cards, calendars, certificates, awards, membership applications, log and call-books, rubber stamps,T-shirts, brochures, advertising materials.

Spy Stations and Cryptography - This article first appeared in the October 1998 issue of Monitoring Times

Acarsd - acarsd is an ACARS decoder for a LINUX or Windows PC which attempts to decode ACARS transmissions in real-time using up to three Soundcards. acarsd is also a realtime ACARS Server, for the worldwide spotter and ACARS community.

DSPBOX - DOS Freeware, DSPBOX is an attempt to code the Texas Instruments DSK 'C50 in such a way to make it behave like a commercial DSP noise reduction unit, like the NIR-12, the TimeWave 599+ and others. Not only the noise reduction function has been implemented, but automatic notch, AGC and Band Pass have as well.

Phase 3D (AO-40) Decoder - This program demodulates the telemetry data signal transmitted by the AO-40 satellite (aka Phase III-D) using the PC sound card

Nat Radio Co. - CW products - CW Midi for Windows and for DOS (free), morse code MIDI file creator

CW Decoder - Decode and trasmit morse code, 5 to 50 wpm ,keep hands on the keyboard, mouse free transmit/receive operation.

CW Decoder  ^pop - This program allows CW operators to copy CW code with a computer. The decoded CW is displayed as text or can generate a side tone. There is a spectrum display of the audio with a sliding cursor to select a particular audio for decoding. The program also allows for keying a transmitter from the keyboard with full CW break-in operation.

mvLearning - Educational software for Palm Pilot and Windows that quickly teaches Signal Flags and Morse Code using mnemonic techniques and a well designed flashcard program

Spectrum Commander - Scan*Star Spectrum Commander is the software of choice for radio enthusiasts who desire advanced computer control, comprehensive database management features and support for a wide range of radios and decoders.

Gpredict - Gpredict is a satellite tracking program for Unix-like operating systems. In the begining (v. 0.1.x) Gpredict was just a GUI client to John Magliacane's excellent satellite tracking program, Predict, but due to performance problems it has been decided to include the tracking code directly into Gnome Predict (v. 0.2.0 and later).

Locator - This is a handy windows locator program from OH3NJC Ilkka, includes C source codes and formulas