DL6ZB HOMEPAGE

My very best supporter for HAM Radio. My wife Christiane.

GERMAN WIRELESS AMATEUR TELEGRAPHY STATION

      DL6ZB

      ex DL6MBI

CQ
ZONE 14  -  ITU ZONE 28  -  JN58XU

      Rolf L. Heine - Einmusser Str. 22 - 93345 Hausen - Germany

Amateur Radio Projects
for the Homebuilder

ABACUS-2
Band Imaging CW QSK QRP TRANSCEIVER for 20/80m
ABACUS-1
CW QRP TRANSCEIVER for 30m
Weekender with only 5 BJTs
MINIMAL ART RECEIVER DESIGN
Weekend Project. Only 2 transistors used in this DC amateur radio receiver.
LOW IMPEDANCE HEADPHONE MINIMAL ART RECEIVER.
No high impedance headphone? Take a look here.
THE ONE-POINT-FIVE-VOLTER RECEIVER
Weekend Project. A single 1.5 battery cell will drive this well performing shortwave receiver

WEEKEND PROJECT
Amteur Radio Direct Conversion Receiver

CW TRANSCEIVER
Direct Conversion QSK QRP-Transceiver

LOW POWER CONSUMPTION PLL
AD9833 DDS controlled 12-18 MHz PLL Oscillator

PRECISION S-METER
S-Meter Design for Direct Conversion QRP-Receivers

LOW COST VSWR INDICATOR
Sensitive VSWR Meter for QRP Transmitters

THE DL6ZB VXO-PLL
Advanced method for generating PLL rock solid frequencies without micros

HINT FOR BUG USERS
Vibroplex Bug debouncing, simple method

SIMPLE S-BAND ANTENNA
HAMNET and QO-100 Satellite 2400 MHz Directional Antenna (German Language)

DL6ZB IAMBIC MORSE KEYER WITH ATTINY2313
Keyer Circuit Diagram and Software

Datenschutzrechtlicher Hinweis.
Bitte lesen Sie meine Datenschutzerklärung hier durch.
Ich erhebe derzeit keine personenbezogenen Daten der Besucher meiner Webseite.

Impressum

All graphics, photographs, and text appearing on the DL6ZB webpage and subsequent official Web pages are protected by copyright.
Redistribution or commercial use is prohibited without express written permission except for non-commercial and non-profit Amateur Radio use only by licensed Radio Amateurs.