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Dubus Title Aantal bladzijden Grote Uitgever 8203-1 13 cm transverter 8p 375k DF5QZ 8203-2 13 cm power amplifier 3p 103k DC8UG 8301-1 6 cm linear amplifier 6p 308k DF5QZ 8301-2 Comments to a 70cm long yagi array 5p 274k SP1DSU 8301-3 IC402 modifications 5p 274k DC0HW 8301-4 Reflectometer with coaxial coupler 6p 368k DF3CX 8302-1 Log periodic antenna 1.0-3.5GHz 3p 66k DC8CE 8302-2 Reflectometer with coaxial coupler (part II) 8p 449k DF3CX 8302-3 ETM 8c for MS 1p 51k OE3CEW 8302-4 Comparison of different feed horns for dish antennas 7p 232k DL7YC 8302-5 Correction to Dubus 4/82 1p 32k LA8AK 8302-6 Application of microwave GaAs-Fets 10p 606k 8304-1 Application of microwave GaAs-Fets (part II) 4p 308k 8304-2 Broadband amplifier for 13 and 9 cm 3p 107k DL7QY 8401-1 24 GHz baugruppen 2p 185k DK2RV 8401-2 7W 2320 MHz Linear verstarker 5p 284k DL7QY 8401-3 Up converter for MS use 1p 53k LA8AK 8401-4 Two stage 5760 MHz GaAs Fet amplifier 2p 180k DL7QY 8402-1 Frequency doubler from 2.5 GHz to 5 GHz with GaAs FET 4p 510k DC0DA 8402-2 Three band GaAs FET amplifier 1000 - 4000 MHz 2p 88k DL7QY 8402-3 Modular 10GHz SSB transverter 14p 1474k DL8RAH 8402-4 10GHz GaAsFET amplifier using Nec70083 and microstrip filter 2p 213k DL7QY 8403-1 430 - 10GHz multiplier using S3015A 4p 230k JA1EPK 8403-2 A simple power supply for TWT amplifiers 5p 324k DL7QY 8403-3 Frequency prescalers for microwave bands 6p 352k HB9MIN 8403-4 750W 432MHz linear power amplifier with RS1064 6p 889k DB6NT 8403-5 The experiments of injection locking 3p 141k JA1DGF 8403-6 Transistorized 23cm linear amps 6, 16 and 30W output 11p 1517k DL7QY 8404-1 GaAs FET preamplifier for the 3cm band 2p 145k I1MMS 8404-2 2m & 70cm low cost GaAS MES FET amplifiers 3p 474k DL7QY 8404-3 23cm PA with TH316 9p 1077k DK2GR 8404-4 Thermal power meter 10MHz - 14GHz 4p 509k DB9SB 8501-1 Low cost 23 cm linear transverter 11p 1011k PA0LPE 8502-1 High performance SSB/CW duoband transceiver SSCW702 35p 2825k DL7QY 8502-2 Two stage amplifier for 23cm band 1p 53k F6DZK 8502-3 Mechanical indicator of doppler shift for EME 3p 463k OK1KIR 8503-1 SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part II) 20p 2229k DL7QY 8503-2 144 MHz high power amplifier 8p 1049k ON5FF 8503-3 Coupling line for 8x23 el 1296 MHz 2p 68k F6DZK 8503-4 1.3 GHz GaAsFET transverter module 10p 1139k OE9PMJ 8504-1 3cm pillbox antenna 4p 134k DK2RV 8504-2 Resonator filter for the 3cm band 3p 108k DK2UO 8504-3 Control circuits for an EME station 4p 231k SO1MN 8504-4 Using TBA120 for MS reception 3p 109k LA8AK 8504-5 1296 MHz Power amplifier 12p 643k OE9PMJ 8504-6 SSCW 702 SSB/CW 2m & 70cm duoband transceiver (part III) 23p 1318k DL7QY 8601-1 CW sidetone for IC202 1p 67k DL9SBS 8601-2 Resonator filter for the 9, 6 and 3cm bands 2p 108k DK2AB 8601-3 GaAs FET 13cm transverter 10p 705k DC8UG