Links
Links
Here are some interesting links that I found while surfing the interwebs:
Hamradio links:
23cm PA 2xMRF286 F1ANH 1296 FET Power Amplifier
CircuitPeople Free Online Gerber file viewer
Dubus Archives 1982-1992 Archive of Dubus articles from 1982 - 1992 in PDF
DX Maps realtime propagation reports
Flight Radar 24 Live air traffic. Aid for airplane scatter
G3XBM - 4m QRP transverter simple 4m transverter project
G4DDK - DDK2001 Microwave RF source LO source for 1080/1088MHz, 1152-1200MHz, 1260MHz-1270MHz and 1296+/-30MHz
G4JNT - Phase Locking Microwave Local Oscillators A simple way of phase locking microwave local oscillators
Ham Radio International Prefix List International (callsign) prefix list
LCWO.net Learn CW Online
Locator Map - PE1JAN Locator Map with bearing and distance between any QTH
Noise Figure Measurement using Standard Antennas Besides using noise figure measurement equipment for adjusting a homebrew receive system there is another and cheaper method to measure the noise figure of preamps for 70cm and 23cm (and up).
PA microwaves Dutch Microwave activities,
Path and Scatter Map Airplane scatter tool
PI4Z - Radioclub de Bevelanden Website of Radioclub de Bevelanden PI4Z
PI7GOE 10GHz beacon project Old webpage about PI7GOE, a 10GHz beacon project many years ago
Racal Dana 1991 umbau 12GHz Erweiterung eines Racal Dana 1991-Frequenzzählers für 12 GHz
Rat Race Coupler Design App Rat-Race Microwave Coupler Design Applet (java)
Rectangular Waveguide to Coax Transition Design Paul Wade, W1GHZ
Repeater PI3GOE Regional 2m repeater where I'm QRV on.
Simple GPS Stabilised 10 MHz Oscillator constructed by James Miller G3RUH
sk0ct - Modification of a 30W 2,1GHz driver for 2,3GHz Modification of a 30W 2,1GHz driver for 2,3GHz
UKuG Beacon List VHF-UHF and Microwave Beacons in Europe
Various Javascript calculators LCR, Electronic/Magnetic fields,dB conversion and more
VK4ADC projects - Frequency stabilisation with PLL, VCO, X-Locker projects
Wide band power detector to control microwave station based on ADL5519 Dual log detector
µW map, EA3HMJ Propagation maps
Tech data:
Etching with Air Regenerated Acid Cupric Chloride Interesting etching method (site down, now using the last archive.org harvested copy)
Eupen HiFlex cable - datasheet Eupen HiFlex 5092 EC4-50-HF datasheet
Eupen RF Cables - Installation Instructions Installation Instructions for Eupen cables (1/2 inch HiFlex etc)
GerbMagic View/Plot Gerber RS-274x and Protel ASCII PCB
Icom CI-V information DF4OR: Detailed description of the Icom CI-V protocol
Maryland Metrics - Thread Data Data tables for Metric and Imperial thread
MICROWAVE WAVEGUIDES and COAXIAL CABLE MICROWAVE WAVEGUIDES and COAXIAL CABLE
Microwaves 101 - Resistive splitters Various types of Splitters explained
NMEA data Explanation of NMEA (GPS) sentences
PI and T-Pad Attenuator Calculator Calculates resistive PI and T attenuator networks (PADs), for a given attenuation, and characteristic impedance
PIC-Microchip-Controller Lots of PIC info and sourecode / projects in German
Search of R1 and R2 with known target parallel resistance Resistor calculation: The calculator searches the values for the resistor pairs R1 and R2 from the E24 range of preferred values, which build paralleled the known target resistance.
SMD Marking codes the name says it all.
SMD Marking codes Another SMD Marking codes site, with direct links to Datasheet PDF's
The SMD Codebook © R P Blackwell, GM4PMK
Waveguide and Flange Data Flann Waveguide and Flange Data
Other links:
Page modified by Eddy on 2013-10-14
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