Dubus 1982-1992


Dubus on primary site ftp://dpmc.unige.ch/pub/dubus
Dubus Pages Dize  Title                                                             Autor
8203-1  8  375k 13 cm transverter                                                   DF5QZ
8203-2  3  103k 13 cm power amplifier                                               DC8UG
8301-1  6  308k 6 cm linear amplifier                                               DF5QZ
8301-2  5  274k Comments to a 70cm long yagi array                                  SP1DSU
8301-3  5  274k IC402 modifications                                                 DC0HW
8301-4  6  368k Reflectometer with coaxial coupler                                  DF3CX
8302-1  3   66k Log periodic antenna 1.0-3.5GHz                                     DC8CE
8302-2  8  449k Reflectometer with coaxial coupler (part II)                        DF3CX
8302-3  1   51k ETM 8c for MS                                                       OE3CEW
8302-4  7  232k Comparison of different feed horns for dish antennas                DL7YC
8302-5  1   32k Correction to Dubus 4/82                                            LA8AK
8302-6 10  606k Application of microwave GaAs-Fets (part I)
8304-1  4  308k Application of microwave GaAs-Fets (part II)
8304-2  3  107k Broadband amplifier for 13 and 9 cm                                 DL7QY
8401-1  2  185k 24 GHz baugruppen                                                   DK2RV
8401-2  5  284k 7W 2320 MHz Linear verstarker                                       DL7QY
8401-3  1   53k Up converter for MS use                                             LA8AK
8401-4  2  180k Two stage 5760 MHz GaAs Fet amplifier                               DL7QY
8402-1  4  510k Frequency doubler from 2.5 GHz to 5 GHz with GaAs FET               DC0DA
8402-2  2   88k Three band GaAs FET amplifier 1000 - 4000 MHz                       DL7QY
8402-3 14 1474k Modular 10GHz SSB transverter                                       DL8RAH
8402-4  2  213k 10GHz GaAsFET amplifier using Nec70083 and microstrip filter        DL7QY
8403-1  4  230k 430 - 10GHz multiplier using S3015A                                 JA1EPK
8403-2  5  324k A simple power supply for TWT amplifiers                            DL7QY
8403-3  6  352k Frequency prescalers for microwave bands                            HB9MIN
8403-4  6  889k 750W 432MHz linear power amplifier with RS1064                      DB6NT
8403-5  3  141k The experiments of injection locking                                JA1DGF
8403-6 11 1517k Transistorized 23cm linear amps 6, 16 and 30W output                DL7QY
8404-1  2  145k GaAs FET preamplifier for the 3cm band                              I1MMS
8404-2  3  474k 2m & 70cm low cost GaAS MES FET amplifiers                          DL7QY
8404-3  9 1077k 23cm PA with TH316                                                  DK2GR
8404-4  4  509k Thermal power meter 10MHz - 14GHz                                   DB9SB
8501-1 11 1011k Low cost 23 cm linear transverter                                   PA0LPE
8502-1 35 2825k High performance SSB/CW duoband transceiver SSCW702                 DL7QY
8502-2  1   53k Two stage amplifier for 23cm band                                   F6DZK
8502-3  3  463k Mechanical indicator of doppler shift for EME                       OK1KIR
8503-1 20 2229k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part II)             DL7QY
8503-2  8 1049k 144 MHz high power amplifier                                        ON5FF
8503-3  2   68k Coupling line for 8x23 el 1296 MHz                                  F6DZK
8503-4 10 1139k 1.3 GHz GaAsFET transverter module                                  OE9PMJ
8504-1  4  134k 3cm pillbox antenna                                                 DK2RV
8504-2  3  108k Resonator filter for the 3cm band                                   DK2UO
8504-3  4  231k Control circuits for an EME station                                 SO1MN
8504-4  3  109k Using TBA120 for MS reception                                       LA8AK
8504-5 12  643k 1296 MHz Power amplifier                                            OE9PMJ
8504-6 23 1318k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part III)            DL7QY
8601-1  1   67k CW sidetone for IC202                                               DL9SBS
8601-2  2  108k Resonator filter for the 9, 6 and 3cm bands                         DK2AB
8601-3 10  705k GaAs FET 13cm transverter                                           DC8UG
8601-4  3  132k 3cm circular waveguide from copper pipe                             DK2UO
8601-5 13  855k Feeding parabolic dishes with horn antennas (I)                     DK2RV
8601-6  6  262k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part IV)             DL7QY
8602-1  9  655k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part V)              DL7QY
8602-2  1   75k Inexpensive and accurate RF mV meter                                LA8AK
8602-3  1   37k Printed 2el antennas for 23 an 13 cm bands                          OE9PMJ
8602-4  2  132k Wideband horn 1.2 &2.4 GHz                                          OE9PMJ
8602-5  3  288k 1m40 parabolic dish f/d = 0.5                                       OE9PMJ
8602-6 33 1787k 10GHz Transverter in microstrip technique                           DL1RQ
8602-7  6  371k 13cm preamplifier and 13 power amplifier                            DC8UG
8602-8  2  127k Deterioration of EME S/N by polarisation rotation                   DF5AI
8603-1  2  101k PLL SSB notes for 10 GHz                                            LA8AK
8603-2  6  880k GaAs FET doubler with mixer for 24 GHz                              DB6NT
8603-3  3  157k 3.8 GHz divider by 4                                                HB9MIN
8603-4  7  424k Feeding parabolic dishes with horn antennas (part II)               DK2RV
8603-5 11  725k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part VI)             DL7QY
8604-1  7  514k Improvement of weak signal detection with binaural reception        DF1DM
8604-2  4  229k Tripler from 3456 to 10368                                          PA0EHG
8604-3  4  215k Transistorized 23cm power amplifier for the 23cm band               F6DZK
8604-4 11  549k Two PCB transverter for the 9cm band                                DD2EK
8604-5  8  350k Redesigned 10GHz SSB transverter                                    DL1RQ
8604-6  8  462k SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part VII)            DL7QY
8604-7  1   56k SSB-Signalaufbereitung fuer die microwellenbander                   DK2RV
8701-1  4  321k Oscillator for SHF transverter in SMD technic                       DC0DA
8701-2  3   84k Relay control for power amplifiers                                  DL6NCI
8701-3  4  263k GaAs FET quadrupler 3->2 GHz for DB6NT portable 24 GHz transverter  DC0DA
8701-4  2   71k Low cost high performance mixer up to 2500MHz                       OE9PMJ
8702-1  3  209k LO for 10 GHz transverter                                           DJ6JJ
8702-2  3  143k Complementation od cylindrical resonator cavities                   DK2AB
8702-3  3  123k Experiences with matched microwaves striplines                      DK2AB
8702-4  8 1295k Sideband noise of amateur stations                                  DL7QY
8703-1  1   32k Tuning aid for valve power amplifiers                               OE9PMJ
8703-2  4  187k 3.7 GHz divider by 1000                                             DB9SB
8703-3  3  439k Sideband noise of amateur stations                                  DL7QY
8703-4  7  304k Single board 10GHz transverter                                      DJ6JJ
8703-5 12  684k Precision Wattmeter with automatic VSWR indication                  DJ9BV
8703-6  3  179k Non reciprocal wave propagation with faraday rotation               DF1DM
8704-1 13  598k Effective noise temperature of 4 yagi arrays for 432 EME            DJ9BV
8704-2  2  120k Circular waveguide rearfeed for parabolic dishes                    DK2RV
8704-3  4  143k Modification of the LA8AK MS timer for 1, 2.5 and 5 mn              LA8AK
8801-1  2  126k Simple TWT power supply                                             LA6LCA
8801-2  9  732k Transistorized 24GHz transverter                                    DB6NT
8801-3  1   50k Transistorized 1W amplifier simulation for the 3cm band             F6DZK
8802-1  4  152k 2304 power amplifier                                                VE4MA
8802-2  8  391k Measurements on a 24GHz DB6NT transverter                           DC0DA
8802-3  4  423k Active frequency quadrupler                                         DC0DA
8802-4  2  158k 3cm band GaAsFET power amplifier                                    DC0DA
8803-1  9  317k Gain and performance data of 144 MHz antennas                       DJ9BV
8804-1  4  138k Noise figure measurements results 3rd int. EME conference           DJ9BV
8804-2 18  675k Low noise GaAsFets preamps for EME Construction and measurements pr DJ9BV
8804-3  3   96k Two stage preamp for 432 EME                                        DL9KR
8901-1  2  412k Waveguide filter for 24GHz                                          DC0DA
8901-2  1   86k Improving S-meter for IC202                                         LA8AK
8902-1  6  535k 70cm EME PA with 1K+ output (part1)                                 OZ9ZI
8902-2  4  352k Gain and performance data of 432 MHz antennas                       DJ9BV
8902-3  1   53k Hints on DB6NT's 24GHz transverter                                  DB6NT
8903-1 11  608k 70cm EME PA with 1K+ output (part2)                                 OZ9ZI
8903-2  7  164k 5.7GHz Amplifiers                                                   JE1AAH
8903-3  4   85k High performance 432MHz preamp                                      F1EHN
8903-4  4   94k 47GHz Station                                                       OE9PMJ
8904-1  4  119k Ultra stable microwave LO                                           F1GAS
8904-2  6  141k 10 GHz Amplifiers                                                   JE1AAH
8904-3  5  138k Deep dish feed horns revisited                                      VE4MA
8904-4  3   81k DL6WU Yagi for 2320 MHz                                             DC3XY
8904-5  3   53k 76 GHz Station                                                      OE9PMJ
9001-1  9  231k 50 MHz Transverter                                                  OE9PMJ
9001-2  7  175k SSB components for millimetric waves (24 & 47GHz)                   HB9MIN
9001-3  3   59k 5.76 GHz Up converter                                               LA6LCA
9001-4 12  236k Yagi antennas for 144 MHz                                           DJ9BV
9002-1 10  331k Novel approach to automatic noise figure measurement                DJ9BV
9002-2 11  294k Construction of a precision noise figure measurement system         DJ9BV
9002-3  8  268k The FAI beacon DB0FAI                                               DL4MEA
9002-4 11  207k Triplate directional couplers                                       F1GAS
9002-5  6  132k Low noise no tune preamp for 23/24cm                                FD1FLN
9002-6  7  430k 10GHz T/R Module                                                    JE1AAH
9002-7  3   79k Flash-over protection for PA's                                      OE5JFL
9003-1  7  176k 1 W power amplifier for 10 GHz                                      JE1AAH
9003-2  5  119k Coax relay with RF vox                                              DL4MEA
9003-3 19  508k Construction of a precision noise figure measurement system (part2) DJ9BV
9003-4  7  165k Three tubes amplifier for 144 MHz                                   OE3JPC
9003-5 10  322k Regulated screen supplies and protection for tetrode amplifiers     G3SEK
9003-6  5   89k 50 MHz linear amplifier                                             PE1DAB
9004-1  9  389k 12GHz LO for 24 & 47 GHz                                            DB6NT
9004-2 20  962k How to use a Noise Figure Meter                                     DJ9BV
9004-3  3  196k Construction of folded dipole for 2m Yagis                          PE1DAB
9004-4  4  146k Details on 10GHz T/R Module                                         JE1AAH
9004-5  9  372k Tips fur die konstruktion des rausczahl mebgerats                   Dj9BV & DF7VX
9004-6  5  368k 2m EME antenna with open-wire feed system                           DL1GBF
9004-7  3  144k Optimum bias circuit for linear power transistors                   DF4LY
9101-1  9  389k Einfacher 10GHz transverter                                         DB6NT & DC0DA
9101-2  4  129k 200mW two stage amplifier for 10GHz
9101-3  5  235k How to use open wire feedlines                                      PA3AEF
9101-4  3  170k A simple solution for a PANFI                                       PA0EZ
9102-1  6  469k Drei band erreger fur parabolspiegel                                DK8SG
9102-2 11  470k High power GaAs FET amplifiers for 9cm                              DB6NT
9102-3  6  174k Modifications for 10HGz - transverter                               DB6NT
9102-4 14  617k High gain Yagis for 432MHz                                          Dj9BV
9102-5 12  449k 24GHz transverter with HEMTs (I)                                    JE1AAH
9103-1  9  337k Noch ein 50MHz transverter                                          DF9CY
9103-2 13  650k Transverter for 5.7GHz (I)                                          DB6NT
9103-3  9  373k 24GHz transverter with HEMTs (II)                                   JE1AAH
9103-4 15  749k Yagi simulation: CAD software for evalution and development (I)     DJ9BV & DL6WU
9104-1 15  872k Yagi simulation: CAD software for evalution and development (II)    DJ9BV & DL6WU
9104-2  6  253k 5.7GHz transverter: LO (II)                                         DB6NT
9104-3 11  503k Transverter for 3.4GHz                                              DB6NT
9104-4  3   94k 3.4GHz transverter: LO                                              DB6NT
9104-5 14  661k Low noise preamp for 1.3GHz                                         DJ9BV
9104-6  3  192k 4W GaAs FET amplifier for 10GHz                                     DB6NT
9201-1 14  826k Transverter for 47GHz                                               DB6NT
9201-2 17  526k Antenna control system for EME                                      F1EHN
9201-3  5  319k High performance RF switch for 10GHz                                I3OPW & IV3FDO
9201-4 22 1293k Yagi simulation: CAD software for evalution and development (III)   DJ9BV & DL6WU
9201-5  3  146k Accurate digital display for antenna rotators                       OE3JPC
9201-6  2   99k Einfach dB-lineares S-metar fur mikrowellennachsetzer               HB9MIN
9202-1 12  737k Transverter for 76GHz                                               DB6NT
9202-2  1   35k 76GHz mebmittel (SHF mixer fur spektrumanalysator)                  DB6NT
9202-3  5  199k High IP LNA for 432MHz                                              DJ9BV & DL6WU
9202-4  6  249k Verbesserung von Yagis durch suppressoren
9202-5  4  191k High power TWT                                                      HB9SLV
9203-1 20  827k Computer simulation von parabolspiegehn                             OE5JFL
9203-2  4  212k 8W GaAs FET amplifier for 6cm                                       DB6NT
9203-3  9  441k Performance evalution for EME systems                               DJ9BV & F6HYE
9203-4  7  302k HEMT LNA for 13cm                                                   DJ9BV
9203-5 25 1152k Yagi simulation: CAD software for evalution and development (IV)    DJ9BV & DL6WU
9204-1 12 1107k 23cm linear transverter                                             DB6NT & DF9LN
9204-2     275k f
9204-3  2   62k GaAs FET power amplifier for 13cm                                   JE1AAH