voltage reference

Antennas Tech reference by K1TTT - Yagi Antennas, Antenna Materials and more.

Radio Era Archives - REA offers a wide variety of items for antique radio. We have schematics, old books, reference data, historical information in paper copy form or on CD-ROM.

Ondes CIBI - French cb radio reference cite with infos, links, forum. In French

IOTA on 11m - A web site for IOTA reference on 11 meter band.

EI EJ IOTA References - IOTA Irish Islands

Amateur Radio & DX Reference Guide - Ham Radio and DX topics by AC6V

Gisela Dierking NF/HF-Technik Germany - Many interessting accessories, like unversal audiofilter, Mixer interface for sound card, highvoltage powersupply,accessories for 706, hamradio vacation, and more

Maidenhead Locator Calculator - On-line calculator for Maidenhead locator calculations. It will work out your Maidenhead locator if you supply it with map references or calculate map references from your locator code.

USNO Mater Clock Time - Time reference from USNO, USNO Time in Standard Time Zones,USNO Master Clock Time Animated GIF Clocks, Analog Java Clock, Compute Local Apparent Sidereal Time, Check your local System Clock vs. our Master Clock!

DK8KW Longwave Information - Useful pages of longwave operations, includes a lot of reference files, beacons list, sounds and pictures

MFSK16 Reference Documents - Performance Reports, Sound Samples and specifications of MFSK mode

NASA Astrobilogy - Lots of cool documentation from the astrobiology NASA division, with references to meteors observations

Morse Code tutorial - Short reference to morse code

frpacket.org - Ham radio packet reference guide in french

WM2U Digital communications - RTTY, Amtor, packtor, SSTV reference by WM2U

Visual Satellite Observer - Satellite observing guide and reference

Yaesu VX-8R Audio Level - The RadioReference.com Forum topic about VX-8R and audio setting

Scanning Reference - Informations about Scannings, with frequencies, information about scanning, hardware and software reviews

ILIA Software - Logging software to request ILIA award, include a complete list of all italian lake islands references

GEOG UK terrain heights - Geog is a suite of programs written by Andy Talbot ( G4JNT ), some of which make reference to a database of UK terrain heights, to provide useful information for radio amateurs

DXKeeper - DXKeeper is a free application that logs QSOs, tracks award status, generates QSL cards & labels, addresses envelopes, uploads QSOs to eQSL.cc and LotW, and downloads progress info from eQSL.cc and LotW. It can reference the RAC, Hamcall, and QRZ callbooks as well as the QRZ.com web site to fill in data when logging, or to update already-logged QSOs. DXKeeper automatically interoperates with all members of the freeware DXLab Suite, including Commander (transceiver control and bandspread for Alinco, Elecraft, FlexRadio, Icom, Kachina, Kenwood, TenTec, Yaesu), DXView (world map, rotator control), WinWarbler (PSK, RTTY, CW, Phone) and SpotCollector (DX and WWV spots). It also interoperates with MMTTY, MMVARI, MMSSTV, MultiPSK, MixW, DX Atlas, and Ham Radio Deluxe.

K1TTT Technical Reference Priority listing - Technical reference about Accessories, Amplifiers, Antennas, Cable and Connectors, Filters, Geography, Grounding, Gunk, Matching Networks, Projects, Propagation Info Radios, RFI/EMI, Rotors, Station Setup, Towers.

How to obtain a dual voltage without a transformer - How to obtain a dual voltage without a transformer

A secure power supply - Dchematics and photos of a secure power supply (short-cut, Rf feedback, high voltage etc.) by iz7ath

Sound card interfacing  ^pop - PC sound card interfacing for RTTY SSTV PSK31, collection of interface connections to choose from when having a desire to use the Soundboard