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RSS lezer - The DXZone.com

The DXZone.com Amateur Radio Internet Guide


Latest articles, reviews and links posted to The DXZone.com, an amateur radio, cb radio, scanning and shortwave radio, reference site

CQ 160 Meter CW Contest  Kijk naar?

The CW mode is held the final full weekend of January. The Phone mode is held the final full weekend of February.
(01/01/1970 @ 01:00)
The SOTABEAMS bandpass filter  Kijk naar?

New 2 metre filter stops interference
(01/01/1970 @ 01:00)
The Best Amateur Radio Links of 2019  Kijk naar?

Some of the best amateur radio links we reviewed during the 2019
(01/01/1970 @ 01:00)
Top Amateur Radio Websites - Issue 1940  Kijk naar?

80 Meter Shortened Ground Plain Antenna, LogHX freeware logger software, Antenna Calculation Software , Arduino ACCU Keyer , The Arrow Antenna Portable VHF antenna, Anytone Tech Web Site, Frequency counter project, OQRS Hints and Tips Explained, One-turn loop inductance Online Calculator, BKLog - log book and contest program

... / ... Lees meer...

(01/01/1970 @ 01:00)
Red Pitaya STEMlab 122.88-16 SDR Kit Basic  Kijk naar?

SDR Kit Designed for HF+50MHz and RF applications that requires DAQ systems with high precision.
(01/01/1970 @ 01:00)
ICOM IC-R20  Kijk naar?

IC-R20 by Icom. Wideband Receiver Professional radioreceiver, allow double receiver, from HF to Microwave, digital recorde, DTCS, Memories and 11 hours countinuous reception.
(01/01/1970 @ 01:00)
Experimental HF 6-band SSB transceiver  Kijk naar?

Technical Reference/Homebrew
Abstract An SSB radio for the HF bands will be presented. Featuring 12 to 20 Watts of output power (depending on DC supply), full DDS frequency generation, covering 6 major frequency bands (1.8, 3.5, 7, 14, 21 and 28 MHz) within the short wave amateur radio spectrum. The rig also features colored LCD and front panel backlight.

... / ... Lees meer...

(01/01/1970 @ 01:00)
The half-wave dipole, your first antenna  Kijk naar?

Antennas/Dipole
Construction tips of a basic wire antenna, the half wave dipole. Inverted V dipoles and effects of inverted v on radiation pattern.
(01/01/1970 @ 01:00)
TI9A Isla del Coco Chatham Bay DX-pedition  Kijk naar?

DX Resources/DX Peditions/2020 DXpeditions
February 2, - February 8, 2020 by Dima RA9USU, Jorge TI2JV, Andy UA3AB and Mats RM2D Chatham Bay, Isla del Coco, Costa Rica EJ65LN
(01/01/1970 @ 01:00)
V31YN  Kijk naar?

DX Resources/DX Peditions/2020 DXpeditions
2020 Jan 6 - 2020 Feb 29 By DJ4KW as V31YN and DK9GG as V31GW; 160-10m; CW FT8 SSB; see Web for full QSL and operational details QSL via LoTW.
(01/01/1970 @ 01:00)
Optocoupled Transceiver-PC Audio Isolator project  Kijk naar?

Technical Reference/Sound Card Radio Interfacing
An optocoupled audio interface between PC and Transceiver for digital modes. The article includes full schematic of complete board and build instructions.

... / ... Lees meer...

(01/01/1970 @ 01:00)
The Spectrum Monitor  Kijk naar?

Shortwave Radio/SWL DX Newsletters
The Spectrum Monitor, amateur, shortwave AM FM TV Scanning Satellite magazine, is edited and published by Ken Reitz KS4ZR, former managing editor, features editor, columnist and feature writer for Monitoring Times.

... / ... Lees meer...

(01/01/1970 @ 01:00)
6m and 4m Vertical Dipole Antenna  Kijk naar?

Antennas/4M
The two dipoles are parallel with a distance of 12 cm and are also fed in parallel. The total length of the 4 m dipole is 208 cm and the 6 m dipole is 280 cm.
(01/01/1970 @ 01:00)
Raspberry Pi and Automatic NOAA Satellite Reception  Kijk naar?

Technical Reference/Raspberry Pi
How to receive automatically NOAA wather satellite images with a Raspberry Pi and a RTL SDR. This project requires a Raspberry Pi 3 Model B a common NooElec SDR Dongle and a QFH Antenna in the attic. Article explains how to setup and configure software but no instructions on antenna.

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(01/01/1970 @ 01:00)
Milcom Monitoring Post  Kijk naar?

Shortwave Radio/SWL Resources
A blog dedicated to military communications shortwave intercepts, sponsored by the Teak Publishing
(01/01/1970 @ 01:00)
Weak Signals - Reduce volume to reduce noise  Kijk naar?

Operating Modes/Weak Signal
This article discusses how volume reduction can help in the reception of weak signals by reducing the noise level. It is commonly known that reducing the volume also reduces the background noise, and especially in the reception of weak digital signals it can be beneficial

... / ... Lees meer...

(01/01/1970 @ 01:00)

Laatst import : 25/01/2020 @ 17:02

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