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2 Meter Groundplane Antenna - 2 Meter, 5/4 Wave Antenna project, this antenna is unique in that it is enclosed entirely in ¾” PVC which makes the design a little more complicated.

All About Ham Radio ladder-line - ladder-line is great - extremely low loss, even at high SWR. However, many hams refuse to use it because they are afflicted by common misconceptions

SWR, Impedance and Line Loss - This article deals with the practical aspects of SWR, line loss and input impedance.

2 meter Quad - A 2-metre Quad antenna project by K6WXA in PDF file

New York City Amateur Radio Emergency Communications Service NYC-ARECS - New York City Amateur Radio Emergency Communications Service (NYC-ARECS) is a NYC based auxiliary communications service. The organization is made up of amateur radio operators who are trained and dedicated to providing radio communications for governments, civil-preparedness and relief agencies during periods of local, regional, or national civil emergencies. This may include situations such as power failures, explosions, fires, floods, earthquakes or terrorist activities. NYC-ARECS is a participant in the NYC Office of Emergency Management (OEM) Partners in Preparedness program and a member of DHS FEMA's National Preparedness Coalition.

Proto Panel - Proto Panel is the source of Custom Front Panel, Instrument Panels and Enclosures; Innovative in express instrument front panel prototyping and manufacturing.

Front Panel Expert - Front panel manufacturer, offer custom front panels & enclosures for electronic equipments

Front Panel Express, LLC - The simple and convenient way to a custom front panel - even for single units. Custom-designed front panels and enclosures for electronic equipment.

Xoscillo - A multiplatform software oscilloscope and logical analyzer software that acquires data using an arduino or a parallax USB Oscilloscope

Soundcard Oscilloscope - PC based Soundcard Oscilloscope software that receives its data from the Soundcard with 44.1kHz and 16 Bit resolution.

Resistor calculator - This resistor calculation tool shows which combinations of two resistors, series or parallel, gives a match better than the closest standard value.

Band Monitor Scope by JF10ZL - A 7 Mhz band monitor scope project that exchanges all existing signals of that timing of 7MHz-band to viewer image like a hill on the oscilloscope by JF10ZL

Field Strenght meter - RF Wide Band field strenght meter design by WA6ESC

Using Oscilloscopes - Some information regarding the use of an Oscilloscope by SM0VPO

VGA To Scope Converter - Converting a computer\'s VGA output for an oscilloscope

Android Oscilloscope - Run an oscilloscope under your Android phone

TV To Scope Converter - This project takes after the VGA-to-Scope converter by using composite video rather than VGA signals to create a display on an oscilloscope.

Multiple viewer for your oscilloscope - You can measure 4 signals at one time by this machine. A project for single view oscilloscopes

Oscilloscope for the Blind - The vOICe Learning Edition can be used in combination with a regular oscilloscope, allowing blind users to hear any oscilloscope trace.