Antenna verticale tribanda 40/80/160 - IN3ECI

Antenna verticale tribanda 40/80/160 Descrivo in questo articolo una antenna verticale da me realizzata per l’utilizzo nelle tre gamme HF piu’ basse (40, 80 e 160 metri).

Calcolo per la costruzione di una antenna verticale ...

Calcolo per la costruzione di una antenna verticale caricata per qualsiasi frequenza Elaborazione tecnica di Gioacchino IW9DQW Pubblicato sul sito www.IT9UMH.altervista.org sezione “Autocostruzione e Progetti”

  Qualsiasi

“The Survivor” A 80 meter QRP SSB transceiver

“The Survivor” A 80 meter QRP SSB transceiver ~10 watts pep @ 13.8V 0.2 uV receiver sensitivity Up to 350 kHz tuning range 8 ohm 500 mw speaker output. “Tune” and CW modes 50 ma Rx current (with optional Digital Dial) small size 6” x 4” x 1.5”, 11.5oz. 13.8V at 2A min recommended power supply Operation: Controls: Controls consist of Volume, Fine and Main (course) tuning.

  Meters, Transceiver, 80 meter qrp ssb transceiver

Homebrewing for QRP SSB - jessystems.com

This is a block diagram of a 20 Meter QRP SSB transceiver that could fit in your shirt pocket. Much time was spent on this block diagram in a process I

  Meters, Transceiver, Homebrewing, Homebrewing for qrp ssb, Meter qrp ssb transceiver

www.banggood.com The Pixie micro-power Telegraph ...

www.banggood.com The Pixie "micro-power Telegraph transceiver kit instructions This is a very small volume of a simple 40 meter band micro-power amplitude telegraph

  Power, Micro, Quot, Meters, Transceiver, Telegraph, Pixie, Pixie quot micro power telegraph transceiver

by Paul Kiciak, N2PK An HF In-Line Return Loss And Power …

by Paul Kiciak, N2PK An HF In-Line Return Loss And Power Meter Adjust your antenna tuner with one mW of RF and then measure up to 300 watts, or measure the passband

  Power, Line, Loss, Return, Meters, Line return loss and power meter, Line return loss and power

Abstract for Experimental Methods in RF Design - W7ZOI

transmitter, here operating on the 40 meter band. The design starts with a crystal oscillator. After building and testing this, we add a buffer amplifier.

  Methods, Experimental, Meters, Abstracts, Abstract for experimental methods in

A QRP SSB/CW Transceiver for 14 MHz

A QRP SSB/CW 14 MHz Part 2t. This month, W7ZOl rounds out his description of a 1- or 10-W SSB/CW rig with details on its trans- mitter, TR switching and

  Transceiver, Qrp ssb cw transceiver for 14, Qrp ssb

Variable Frequency Oscillators (VFOs) - QRP ARCI - QRP ...

2. Chapter 10, Harris I was recently talking to a brand new local ham on 40 meters CW. We were chatting at a leisurely 5 words per minute.

  Variable frequency oscillators, Variable, Frequency, Oscillators, Vfos

Chapter 13 BUILDING A HOMEBREW HF RECEIVER - QRP ARCI

2. Chapter 13, Harris My receiver is based on the “High Performance Communications Receiver” designed by W7ZOI and K5IRK described in most of the annual ARRL Handbooks in the 1980s.

  Chapter, Building, Receiver, Homebrew, Chapter 13 building a homebrew hf receiver