Test Equipment for Amateur Radio Operations
Find resources for building and using test equipment in amateur radio, including RF ammeters, field strength meters, antenna analyzers, signal generators, and high voltage breakdown testers.
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Subcategories
- Multimeter (7)
- Oscilloscope (15)
- RF Probe (12)
- RF Sweep Generator (7)
- Signal Generator (15)
- Tutorials (3)
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How to construct a Sniffer for 2m band -
That just about sums up many peoples attitude towards test equipment. Multimeter, SWR/Power Meter, Dip Oscillator, RF Signal Generator, Cathode Ray Oscilloscope -
Measure the AC current flowing through your appliances -
Measuring antenna current with and RF Ammeter -
All the essentials about the Dip Meter or Grid Dip Oscillator used for many RF measurements including detecting resonance, locating RF emissions, and making many RF measurements. -
Field strength meter for the 137 kHz band by PA0SE -
K8CU technical topics article about high voltage breakdown tester necessary for testing of any high voltage components like vacuum tubes, high voltage capacitors, vacuum relay -
Several projects which will allow you to build your own RF design test equipment. -
A workbench instrument capable of testing transistors, diodes, FETs, usefull constructing QRP circuitry. -
This article also shows how you can make your own measurements that are as good as those possible with professional equipment -
Information on equipment manufactured by the Bird Electronic Corporation, wattmeters, RF loads, switches by I0JX -
Homebew a frequency marker by 7N3WVM -
This R.F. current meter was developed to assist in measuring line currents in balance feed lines as used in the All Band HF Antenna. -
A small and inexpensive measurement device designed to determine antenna performance across the amateur bands through use of automatically collected SWR readings -
A field strength meter, a crystal tester and a capacitance meter by Peter Parker VK3YE -
A Neat Little Tool For The Bench. The basic information needed when testing a multi-conductor cable like CAT-5 is that each wire in the 4 pair cable goes to the correct pin in the RJ-45 plug and that all crimps are solid. -
An inductance and capacitance meter, measuring range is from 0 to >0.1uF for capacitance and 0 to >10mH for inductance. A project by Phil Rice, VK3BHR -
A polarity checker is a very useful item to have around the shack and in a go-kit. This project, inspired by a QST article on powerpole connector protection illustrate how to build a polarity checker. -
Do you want to measure antenna impedance at resonance? With this Antenna Scope, you have a simple RF Bridge for getting started in an exciting part of Ham Radio, building your own Antennas that work well -
Antuino is an accurate instrument that can be used in the field to measure SWR, field strength, modulation, etc. In the lab, it can be used to sweep filters, measure gain, distortion, frequency response, etc. It works upto 150 Mhz. On the third harmonic, it is usable on 435 Mhz band as well (with reduced sensitivity). -
A capacitance meter kit assembled. The meter measures from 1 picofarad to 500 microfarads with an accuracy of up to 1% and less than 2% -
Build a digital AC voltmeter to measure the output range from 0 to 150VAC with reasonable accuracy -
The dip oscillator is a useful piece of test equipment for the radio amateur. Circuit by VK3YE -
A home made field strength meter wit detailed pictures and schematic diagram by W4ZT -
The field strength meter (FSM) is a very useful addition to any HAM toolbox. If you are messing around with antennas, or building PA's, or trying to repair some TX gear, the FSM will come to your rescue when there is doubt about the output level. -
Originally eveloped by I1FLC, uses seven plug in coils covering 3.0 to 30Mhz in a Colpitts oscillator circuit. -
PEP RF output power measurement, and examples RF output power measurements -
The Precision VXO (PVXO) and its matching Crystal Test Fixture (CTF) were created to provide a low cost means of evaluating the characteristics of crystals and a means of measuring their series resonant frequency. -
This Return Loss Bridge has been designed to characterize the input impedance of a receive strip, and the output impedance of a transmit strip -
A project by LY3H of a complete Scalar USB network analyzer with freeware windows software, sweep range 100 kHz to 160 MHz, powered by USB. -
A page with several testing and measurement resources usefull for those ham radio operators who needs to align or repair their own radio equipment.