any tone 588

Handi-Tenna portable satellite antenna - Here is a high-performance hand-held beam antenna that is easy to build and guaranteed to improve your downlink from the LEO satellites over ANY rubber duck or mobile whip

How to Put up a Portable Antenna - Putting up wire antennas is always a fun proposition. Sometimes it is fun for the participants and often fun for on-lookers. There are at least as many methods as there are folks putting up antennas.

DL6YDY QTH germany - hobby amateurfunk - Ham Radio blog made by NormCast alias DL6YDY

K4eq ham radio blog - A place for me to express my thoughts on my radio activities, the state of amateur radio today, or anything else related to ham radio. Most of what you will read is only an opinion of mine and not something I'm about to get all bent out of shape over.

Cross County Amateur Radio Club - This website is made available to the CCARC Hamradio Community and to anyone interested in Amateur Radio.

Kings County Repeater Association - Kings County Repeater Association, Over 30 years of Amateur Radio involvement in Brooklyn. The KCRA meets on the 3rd Tuesday of every month, except July and August. Anyone interested in Amateur Radio is welcome to attend our meetings.

The PA2S 50 MHz Tape Archives - The PA2S Tape Archives. Many RealAudio sound clips of 50 MHz DX contacts, recorded during solar cycle 21 and 22.

Hustler antennas - A new tronics company, antenna maker, HF vertical antennas, vhf antennas, cb antennas

Operating Practice - ON4WW - A must read guide for all new and old operators. This document was originally written with the prime focus on DXing and pileup behavior. Suggestions by proofreaders have been implemented; the document is not as narrowly focused anymore as originally intended. It contains hints, tips and tricks for newcomers as well as old-timers. Additionally there are VHF/UHF operational matters, DX Cluster ethics, COPS, Conflict Situations and more.

APRS in Karlsruhe Germany - APRS in Karlsruhe (Germany), APRS&WX, APRS&PSK31, APRS-WLan-Igate

Clover 2000 - CLOVER-2000 is a faster version of CLOVER (about four times faster) that uses eight tone pulses, each of which is 250 Hz wide, spaced at 250-Hz centers, contained within a 2 kHz bandwidth between 500 and 2,500 Hz

Domino - Domino is the name given by the developers to a family of IFK coded coherent phase single tone MFSK keyed modes, using sequential tone-pairs in two alternate fields arranged as orthogonal but interleaved tone sets.

Mt-63 technical description - The MT-63 modem, constructed around a high speed DSP processor, either in a dedicated external DSP unit like the Motorola EVM, or in PC software using the PC sound card, transmits 64 tones spaced 15.625 Hz apart, in the 1 kHz bandwidth.

Longwave operations - In the VLF portion of the spectrum it is easy to listen to the emissions created by the Earth itself. These emissions are generated by many different mechanisms and are often beautiful to listen to. Coverage on LF and MF frequencies

Thunt.org : transmitter hunting - Amateur radio direction finding, transmitter hunting web site from San Francisco. Triangulating a radio signal direction and plotting its bearing on a map. Hunters use doppler systems for tracking hidden transmitters anywhere in the san francisco bay area, fremont california

Icom IC-746 backlight repair - Many Icom IC-746's suffer from intermittent or non-functioning LCD backlights. Here how it can be solved

N1eu FTt-1000MP abd Acom 2000A - Connecting the FT-1000MP to Acom 2000A or other QSK Amp

FT-1000MP with the HEIL Goldline - Optimization notes provided by Andy, KK7AC

FT1000MP setup information - Setting up a Yaesu FT-1000MP information by N1EU

FT-817, FT-847, FT-857, FT-857D, FT-897 and FT-897D Memory Cloning - The complete status of the FT-817, FT-847, FT-857, FT-857D, FT-897 or FT-897D memories can be read into the computer and saved to disk. Any saved file can be subsequently reloaded into the computer and sent back to the rig. This facility uses these rig's ability to clone configurations from one rig to another using the serial port.

Icom 2720h crossband repeat - You can use almost any Icom handheld to contact your 2720H back in your vehicle for crossband repeating.

BB Shopping UK Distributor of PMR 446 Priority listing - We stock a range of two way PMR446 radios. PMR 446 is a license free frequency, which means that you can communicate for up to 3km (terrain allowing) without any call charges or license requirements. They can be used in most European countries and are ideal for holiday trips.

IC8POF'S mods - IC8POF's How To index, Hamradio mods, Crazy PA Tuner project (transform any manual amplifier in an automatic one).

QRP 12V Power Pack - A perfect companion for your Elecraft K1 or any other (not power hungry...) QRP rig

Broadband news : another bpl trial dropped - The company trialing the technology has decided BPL was not "commercially deployable," and has instead decided to focus on wireless mesh networking in the region