At UK DUBUS Archive and at F6HYE DUBUS Archive you can find many articles of the DUBUS magazine in PDF format (Acrobat Reader). This is the list of articles available on 20-November-2004.
Dubus Title Author
8203-1 13 cm transverter DF5QZ
8203-2 13 cm power amplifier DC8UG
8301-1 6 cm linear amplifier DF5QZ
8301-2 Comments to a 70cm long yagi array SP1DSU
8301-3 IC402 modifications DC0HW
8301-4 Reflectometer with coaxial coupler DF3CX
8302-1 Log periodic antenna 1.0-3.5GHz DC8CE
8302-2 Reflectometer with coaxial coupler (part II) DF3CX
8302-3 ETM 8c for MS OE3CEW
8302-4 Comparison of different feed horns for dish antennas DL7YC
8302-5 Correction to Dubus 4/82 LA8AK
8302-6 Application of microwave GaAs-Fets
8304-1 Application of microwave GaAs-Fets (part II)
8304-2 Broadband amplifier for 13 and 9 cm DL7QY
8401-1 24 GHz baugruppen DK2RV
8401-2 7W 2320 MHz Linear verstarker DL7QY
8401-3 Up converter for MS use LA8AK
8401-4 Two stage 5760 MHz GaAs Fet amplifier DL7QY
8402-1 Frequency doubler from 2.5 GHz to 5 GHz with GaAs FET DC0DA
8402-2 Three band GaAs FET amplifier 1000 - 4000 MHz DL7QY
8402-3 Modular 10GHz SSB transverter DL8RAH
8402-4 10GHz GaAsFET amplifier using Nec70083 and microstrip filter DL7QY
8403-1 430 - 10GHz multiplier using S3015A JA1EPK
8403-2 A simple power supply for TWT amplifiers DL7QY
8403-3 Frequency prescalers for microwave bands HB9MIN
8403-4 750W 432MHz linear power amplifier with RS1064 DB6NT
8403-5 The experiments of injection locking JA1DGF
8403-6 Transistorized 23cm linear amps 6, 16 and 30W output DL7QY
8404-1 GaAs FET preamplifier for the 3cm band I1MMS
8404-2 2m & 70cm low cost GaAS MES FET amplifiers DL7QY
8404-3 23cm PA with TH316 DK2GR
8404-4 Thermal power meter 10MHz - 14GHz DB9SB
8501-1 Low cost 23 cm linear transverter PA0LPE
8502-1 High performance SSB/CW duoband transceiver SSCW702 DL7QY
8502-2 Two stage amplifier for 23cm band F6DZK
8502-3 Mechanical indicator of doppler shift for EME OK1KIR
8503-1 SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part II) DL7QY
8503-2 144 MHz high power amplifier ON5FF
8503-3 Coupling line for 8x23 el 1296 MHz F6DZK
8503-4 1.3 GHz GaAsFET transverter module OE9PMJ
8504-1 3cm pillbox antenna DK2RV
8504-2 Resonator filter for the 3cm band DK2UO
8504-3 Control circuits for an EME station SO1MN
8504-4 Using TBA120 for MS reception LA8AK
8504-5 1296 MHz Power amplifier OE9PMJ
8504-6 SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part III) DL7QY
8601-1 CW sidetone for IC202 DL9SBS
8601-2 Resonator filter for the 9, 6 and 3cm bands DK2AB
8601-3 GaAs FET 13cm transverter DC8UG
8601-4 3cm circular waveguide from copper pipe DK2UO
8601-5 Feeding parabolic dishes with horn antennas DK2RV
8601-6 SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part IV) DL7QY
8602-1 SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part V) DL7QY
8602-2 Inexpensive and accurate RF mV meter LA8AK
8602-3 Printed 2el antennas for 23 an 13 cm bands OE9PMJ
8602-4 Wideband horn 1.2-2.4 GHz OE9PMJ
8602-5 1m40 parabolic dish f/d = 0.5 OE9PMJ
8602-6 10GHz Transverter in microstrip technique DL1RQ
8602-7 13cm preamplifier and 13 power amplifier DC8UG
8602-8 Deterioration of EME S/N by polarisation rotation DF5AI
8603-1 PLL SSB notes for 10 GHz LA8AK
8603-2 GaAs FET doubler with mixer for 24 GHz DB6NT
8603-3 3.8 GHz divider by 4 HB9MIN
8603-4 Feeding parabolic dishes with horn antennas (part II) DK2RV
8603-5 SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part VI) DL7QY
8604-1 Improvement of weak signal detection with binaural reception DF1DM
8604-2 Tripler from 3456 to 10368 PA0EHG
8604-3 Transistorized 23cm power amplifier for the 23cm band F6DZK
8604-4 Two PCB transverter for the 9cm band DD2EK
8604-5 Redesigned 10GHz SSB transverter DL1RQ
8604-6 SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part VII) DL7QY
8604-7 SSB-Signalaufbereitung fuer die microwellenbander DK2RV
8701-1 Oscillator for SHF transverter in SMD technic DC0DA
8701-2 Relay control for power amplifiers DL6NCI
8701-3 GaAs FET quadrupler 3->2 GHz for DB6NT portable 24 GHz transverter DC0DA
8701-4 Low cost high performance mixer up to 2500MHz OE9PMJ
8702-1 LO for 10 GHz transverter DJ6JJ
8702-2 Complementation od cylindrical resonator cavities DK2AB
8702-3 Experiences with matched microwaves striplines DK2AB
8702-4 Sideband noise of amateur stations DL7QY
8703-1 Tuning aid for valve power amplifiers OE9PMJ
8703-2 3.7 GHz divider by 1000 DB9SB
8703-3 Sideband noise of amateur stations DL7QY
8703-4 Single board 10GHz transverter DJ6JJ
8703-5 Precision Wattmeter with automatic VSWR indication DJ9BV
8703-6 Non reciprocal wave propagation with faraday rotation DF1DM
8704-1 Effective noise temperature of 4 yagi arrays for 432 EME DJ9BV
8704-2 Circular waveguide rearfeed for parabolic dishes DK2RV
8704-3 Modification of the LA8AK MS timer for 1, 2.5 and 5 mn LA8AK
8801-1 Simple TWT power supply LA6LCA
8801-2 Transistorized 24GHz transverter DB6NT
8801-3 Transistorized 1W amplifier simulation for the 3cm band F6DZK
8802-1 2304 power amplifier VE4MA
8802-2 Measurements on a 24GHz DB6NT transverter DC0DA
8802-3 Active frequency quadrupler DC0DA
8802-4 3cm band GaAsFET power amplifier DC0DA
8803-1 Gain and performance data of 144 MHz antennas DJ9BV
8804-1 Noise figure measurements results 3rd int. EME conference DJ9BV
8804-2 Low noise GaAsFets preamps for EME Construction and measurements problem DJ9BV
8804-3 Two stage preamp for 432 EME DL9KR
8901-1 Waveguide filter for 24GHz DC0DA
8901-2 Improving S-meter for IC202 LA8AK
8902-1 70cm EME PA with 1K+ output (part1) OZ9ZI
8902-2 Gain and performance data of 432 MHz antennas DJ9BV
8902-3 Hints on DB6NT's 24GHz transverter DB6NT
8903-1 70cm EME PA with 1K+ output (part2) OZ9ZI
8903-2 5.7GHz Amplifiers JE1AAH
8903-3 High performance 432MHz preamp F1EHN
8903-4 47GHz Station OE9PMJ
8904-1 Ultra stable microwave LO F1GAS
8904-2 10 GHz Amplifiers JE1AAH
8904-3 Deep dish feed horns revisited VE4MA
8904-4 DL6WU Yagi for 2320 MHz DC3XY
8904-5 76 GHz Station OE9PMJ
9001-1 50 MHz Transverter OE9PMJ
9001-2 SSB components for millimetric waves (24 & 47GHz) HB9MIN
9001-3 5.76 GHz Up converter LA6LCA
9001-4 Yagi antennas for 144 MHz DJ9BV
9002-1 Novel approach to automatic noise figure measurement DJ9BV
9002-2 Construction of a precision noise figure measurement system DJ9BV
9002-3 The FAI beacon DB0FAI DL4MEA
9002-4 Triplate directional couplers F1GAS
9002-5 Low noise no tune preamp for 23/24cm FD1FLN
9002-6 10GHz T/R Module JE1AAH
9002-7 Flash-over protection for PA's OE5JFL
9003-1 1 W power amplifier for 10 GHz JE1AAH
9003-2 Coax relay with RF vox DL4MEA
9003-3 Construction of a precision noise figure measurement system (part2) DJ9BV
9003-4 Three tubes amplifier for 144 MHz OE3JPC
9003-5 Regulated screen supplies and protection for tetrode amplifiers G3SEK
9003-6 50 MHz linear amplifier PE1DAB
9004-1 12 GHz LO for 24 & 47 GHz DB6NT
9004-2 How to use a Noise-Figure Meter DJ9BV
9004-3 Construction of folded dipoles for 2m yagis PE1DAB
9004-4 Details on 10 Ghz T/R Module JE1AAH
9004-5 Hints for PANFI Construction DJ9BV DF7VX
9004-6 2m EME Antenna with open-wire feed system DL1GBF
9004-7 Optimum Bias Circuit for Linear Power Transistors DF4LY
9101-1 A Simple 10GHz Transverter DB6NT DC0DA
9101-2 200mW Two Stage Amplifier for 10GHz DB6NT
9101-3 How to use Open Wire Feedlines PA3AEF
9101-4 A simple solution for a PANFI PA0EZ
9102-1 Triband Microwave Dishfeed DK8SG
9102-2 High Power GaAs-FET Amplifiers for 9cm DB6NT
9102-3 Modifications for 10 Ghz Transverter DB6NT
9102-4 High Gain Yagis for 432 MHz DJ9BV
9102-5 24 Ghz Transverter with HEMT's (Part I) JE1AAH
9103-1 Just another 50 MHz Transverter DF9CY
9103-2 Transverter for 5.7GHz DB6NT
9103-3 24 Ghz Transverter with HEMT's (Part II) JE1AAH
9103-4 Yagi Simulation: CAD-Software for Evaluation and Development (Part I) DJ9BV DL6WU
9104-1 Yagi Simulation: CAD-Software for Evaluation and Development (Part II) DJ9BV DL6WU
9104-2 5.7 Ghz Transverter: LO DB6NT
9104-3 Transverter for 3.4 Ghz DB6NT
9104-4 3.4 Ghz Transverter: LO DB6NT
9104-5 Low Noise Preamp for 1.3 Ghz DJ9BV
9104-6 4W GaAs-FET Amplifier for 10 Ghz DB6NT
9201-1 Transverter for 47 Ghz DB6NT
9201-2 Antenna Control System for EME F1EHN
9201-3 High performance RF Switch for 10 Ghz I3OPW IV3FDO
9201-4 Yagi Simulation: CAD-Software for Evaluation and Development (Part III) DJ9BV DL6WU
9201-5 Accurate Digital Display for Antenna Rotators OE3JPC
9201-6 Simple dB-linear S-meter for microwave converter HB9MIN
9202-1 Transverter for 76 Ghz DB6NT
9202-2 Measuring on 76 Ghz SHF-mixer for spectrum analyser DB6NT
9202-3 High IP-LNA for 432 MHz DJ9BV
9202-4 Improvement of Yagis through suppressors DL1KBN
9202-5 High Power TWT's HB9SLV
9203-1 Computer simulation of Parabolic Dishes OE5JFL
9203-2 8W GaAs-FET Amplifier for 6 cm DB6NT
9203-3 Performance Evaluation for EME-Systems DJ9BV F6HYE
9203-4 HEMT LNA for 13 cm DJ9BV
9203-5 Yagi Simulation: CAD-Software for Evaluation and Development (Part IV) DJ9BV DL6WU
9204-1 23 cm Linear Transverter DB6NT DF9LN
9204-2 Combining of TWT's on 10 GHz HB9AGE
9204-3 GaAs FET Power Amplifier for 13 cm JE1AAH
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