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Located at Bay Pines VA Hospital, Fl

W4YCH & W4MLF Home Page

The Superphaser-2 is an antenna phasing unit based on the PSA-A Phase Shift Amplifier module

Fountain Valley Amateur Communications Team Located in Orange County, Southern California

Interests DXing, HF Mobile, QRP.

I live in Vnukova, Russia near Moscow.

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

Dual mode horm antenna for 10 GHz nu G3PH0

Boatanchors in Russia. Old tube radiosets.

Stamford Amateur Radio Association Located in Stamford, Ct. US

Almost everything on the Italian ham-radio callsign assignment system

Such kind of omnidirectional antenna gives the possibility to be QRV with horizontal polarisation, as commonly used for the CW and SSB section of the 2m band. This actual design shows a 1.3:1 bandwidth of about 150kHz, centered to 144.200MHz.

T97M WEB Page dedicated to DXpedition to Cyprus and Kuwait November 1997.

KK5DR review of the IC-7700 HF ICOM Transceiver

Mission is to provide a forum and learning environment where club members and visitors can share ideas and experiences regarding amateur radio.

Info about LA8G alias TY8G and JW8G

Whippanny laboratories Li L Lulu 50 to 54 Mhz amateur radio trasnceiver

Forget about spending expensive time and big money for QSL cards printing, filling out, sorting and sending. Exchange QSL information system.

This page only applies to TH D7A's that have a S/N below 010xxxxx and have not had their firmware upgraded by a Kenwood Service Center.

The web pages of VU2PTT, Prasad Rajagopal, also AT2PTT, AT0PTT. Information on ham radio operations, Contest log book searches

Amateur Radio: Links to Lots

Full color QSL printer in Poland

A page dedicated to the Heathkit GR-81 Regenerative Receiver

The first Kuwaiti contest club,idea of 9K2RR

WEB site of UT5UGR Dimitry

Intermediate licence amateur radio station located in Sydney Australia

The requested resource, identified by the title "Micamold XTR" and description referencing the _Micamold XTR-1_ transmitter manufactured in 1948 by MICAMOLD Radio Corp., is currently unavailable, returning a 404 error. This indicates the specific content detailing the vintage radio equipment, its technical specifications, or historical context is not present at the given URL. The original intent was likely to provide information on this particular piece of antique radio gear, potentially covering its design, operation, or restoration aspects relevant to collectors and enthusiasts of historical amateur radio equipment. The absence of the page means no technical details, schematics, or operational insights regarding the _XTR-1_ transmitter can be retrieved. Users seeking information on this specific "boat anchor" radio would need to pursue alternative sources or attempt to contact the original website owner directly, as suggested by the QSL.net error message. The QSL.net platform, which hosts over 30,000 individual amateur radio websites, provides free services but does not maintain the content of individual hosted pages.

TI0RHU Radio Club Heredia Costa Rica with ROMEO HOTEL, DX group.

The _Letter Post Regulations_ article RL 128 defines specific dimensional requirements for address placement on envelopes, crucial for efficient postal processing. The addressee's address area must be positioned at least **15 mm** from the right and bottom edges, and at least **40 mm** (with a 2 mm tolerance) from the top edge, extending no more than 140 mm from the right-hand edge. These precise measurements ensure rapid optical reading and facilitate manual sorting and delivery by postal services. Adherence to these Universal Postal Union (UPU) standards prevents interference with indexing, coding, and address detection areas, which must remain blank. While individual countries may adapt these values, they must maintain a minimum address area width of 74 mm. Proper placement avoids extraneous markings to the right, below, or within a 15 mm wide area to the left of the address, extending from the first line to the bottom edge, and a 15 mm high by 140 mm long area from the bottom-right corner.

Organizers for 9k 15-m contest

Official Yaesu FT-920 Specifications and options

Morse code speedometer project using the 16F84 PIC

The LU2EE Radio Club Tandil maintains a minimal web presence, primarily serving as a directory listing under the `qsl.net` domain. The resource itself offers no direct content, instead presenting an "Index of /l/lu2ee" page with a link to the "Parent Directory." This structure suggests a placeholder or an outdated web address rather than an active information hub, providing only the club's callsign and location. Without specific content, the resource does not offer technical details, operational results, or practical applications. It functions solely as a basic identifier for the _LU2EE_ club in _Tandil_, Argentina, without further elaboration on activities, membership, or technical contributions to the amateur radio community.

I live in Vnukova, Russia near Moscow.

QSL Printer shop, products include Photo QSL cards, Eyeball cards, and State QSL Cards, based in Hampstead, MD USA

137 kHz propagation analysis details ground wave and sky wave mechanisms, drawing heavily from **CCIR Rec. 368-6** for ground wave field strength predictions and **CCIR Rep. 265-7** for sky wave modeling. The resource presents field strength values for 1 W ERP at varying distances, considering ground conductivity and permittivity for ground wave, and ionospheric height (70km daytime, 90km nighttime) for sky wave. Key factors like ionospheric focusing (factor "D"), reflection coefficient ("RC"), and antenna ground pattern factors ("Ft", "Fr") are quantified for 137 kHz, enabling calculation of sky wave field strength. Practical coverage ranges are derived for 137 kHz, showing useful ground wave coverage up to 1600 km over seawater and 1100 km over average ground, assuming a -9 dBuV/m noise floor. Sky wave coverage extends beyond 2200 km during night-time and winter daytime, but is negligible during summer daytime at solar minimum. The document also compares ground wave and sky wave strengths, identifying crossover distances at 550 km (night-time), 750 km (winter daytime), and 1250 km (summer daytime), where interference fading can occur. Adjustments for solar maximum conditions are provided, indicating 2-11 dB higher sky wave values depending on distance and season.

A different implementation of the G7FEK HF multiband antenna with some adjustments and modifications

A 70cm ground plane antenna made with a 90cm of 1mm silver steel rod

Autonetics radio club - k6nx - boeing, anaheim

2-Element-12,5-Ohm-Yagi with 0,40m-Boom complete description of all details for building this Yagi and stacking to an array

This program combines the formerly know programs PreFind and MU-Locator into one but with many improvements to find the location of any prefix, country or Maidenhead locator! Display and find locators on any map and calculate the distance and direction between two locators.

Influence of the ionosphere on the EME signals by EAVQ

1998 Maldived DXPedition by IK5MDF log search and stats

VK3BFC HamWeb with links, interactive information and much more

This is the home page of the Brazilian ham radio PY1WAS, Alex. Essa a home page do radioamador brasileiro PY1WAS, Alex.

The Chattooga - Walker amateur radio club

European Radio Amateurs' Organization (EURAO) QSL Bureaus Network with the strong commitment to make available, whenever possible, to all radio amateurs their QSLs at no extra cost other than shipping and handling, without any kind of restriction

This Power meter is capable of dissipating up to 100 watts for a short period and 20 watts continuously