Articulos del DUBUS "online"

En el UK DUBUS Archive y en el F6HYE DUBUS Archive podreis encontrar cantidad de artículos de la revista Dubus en formato PDF (Acrobat Reader). Los articulos disponibles el 20 de Noviembre de 2004 son:

Dubus   Título                                                                    Autor  
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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