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TRANSFORMATEURS HT QRO / QRO HV TRANSFORMERS

PROJET DE BOITE D'ACCORD AUTOMATIQUE (in French)

ALL POWERS SWR BRIDGE AND POWER METER

AUTOMATIC SWR METER AND TUNING UNIT

SIMPLE PEAK METER ADAPTATION BOARD FOR ANY WATTMETER

OLD STEPP-IR CONTROLLER MODIFICATION FOR LINEAR AMPLIFIER

PREAMPLI MICRO HI-FI SSB OU AM

HIGH POWER BI DIRECTIONAL COUPLER 28-500 MHz

N OR BNC RUGGED ADAPTER FOR VNWA DG8SAQ

ANTENNA MAST MECHANICAL CALCULATIONS (in french)

MAGNETIC LOOPS CALCULATIONS

TELECOMMANDE POUR SELF A ROULETTE OU CV SOUS VIDE

SEQUENCEUR EMISSION/RECEPTION (in french)

PICs PROGRAMMER PICKIT3 ADAPTATION

FABRICATION AMATEUR DES CIRCUITS IMPRIMES

BRASAGE, CINTRAGE, REDRESSEMENT DES ALLIAGES D'ALUMINIUM

RUBIDIUM LOW COST ACCURATE TIMEBASE

COLLINS 490T-1 AUTOMATIC ANTENNA TUNER & 115V/400Hz SUPPLY

BALUNS & UNUNS FOR 1.8 TO 30 (50) MHz (french/english)

HOW TO CONNECT SIMPLY YOUR HP141T TO A PC

L.C. METER MADE AND SOLD BY DF1SR (ex DD0SB)

PI NETWORK CALCULATIONS FOR LINEAR AMPLIFIERS

UTILISATION DU CABLE BIFILAIRE TWINCOM (in french)

WIFI / 2300 MHz COLINEAR ANTENNA (in french)

EXTENDER FOR VNA x16 (10-180 > 160-2880 MHz)

AZIMUT & ELEVATION ROTORS MADE BY DF1SR (ex DD0SB)

SDR-1000 MORE ANTENNA RELAYS

HIGH POWER VHF / UHF LOW PASS FILTERS (in french)

AND, NOW, IN FRENCH

REPONSES A VOS QUESTIONS TECHNIQUES

INTERFACE ET LOGICIEL POUR GPS FURUNO 30 A 35

INTERNET PAR LE GAZ !!!!!!

LA CELEBRE ANTENNE EUHACHE !!!!!!