DL6ZB HOMEPAGE

My beloved TW Olympic from Tom Withers G3HGE (sk)

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
My Weekend Projects & HAM Maker's Corner

ZB-1
CW QRP TRANSCEIVER for 30m
Weekender with only 5 BJTs
ZB-2
QSK QRP TRX FOR 20/80m
Classic Style CW Analog Band Imaging Transceiver
ZB-4
CW DIRECT CONVERSION 4-BAND TRANSCEIVER FOR THE 80/60/40/30 METER BANDS
AD9850 DDS and 74HC4066 RF mixer used in this weekend project
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
FT-990 WINTEST CAT PROBLEM SOLVED.
Win-Test & FT-990 CW Bug Repair (German Language)
10.7 MHz (9 MHz) SSB FILTER METHOD EXCITER.
SSB Exciter with built-in IF-Clipper for Single Side Band Transmitters.

WEEKEND PROJECT
Amteur Radio Direct Conversion Receiver

QRP 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

YAESU FT-817 & CT-62 CQRLOG CAT FOR UBUNTU 20.04
A short CQRLOG installation guide for Linux Ubuntu 20.04 users.
ICOM IC-730
ALTERNATIVE CW-FILTER FOR 3. IF 455 KHz
ZB-3 (Under Construction)
A low power consumption 630 Meter to 2 Meter Band QRP miniature SDR transceiver.
This new project is in a preliminary state. Stay tuned!

ICH ERHEBE KEINE PERSONENBEZOGENEN DATEN DER BESUCHER MEINER WEBSEITE. DIE DATENSCHUTZERKLÄRUNG NACH DEUTSCHEM RECHT KANN HIER EINGESEHEN WERDEN:
DATENSCHUTZRECHTLICHER HINWEIS

DAS IMPRESSUM KANN HIER EINGESEHEN WERDEN:

IMPRESSUM

LEGAL NOTICE. ALL GRAPHICS, PHOTOGRAPHS, AND TEXT APPEARING ON THE DL6ZB.DE 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 PURPOSES.
SOFTWARE PROVIDED ON MY WEBSITE DL6ZB.DE IS FREEWARE WITH THE FOLLOWING RESTRICTIONS. YOU MAY DOWNLOAD AND USE THE SOFTWARE FOR YOUR PROJECTS AND COPY AND DISTRIBUTE THE DOWNLOAD LINK. YOU MAY REDISTRIBUTE THE SOFTWARE, BUT YOU MAY NOT MODIFY THE RAW CODE AND THE COMPILED SOFTWARE VERSION WITHOUT MY WRITTEN PERMISSION. YOU MAY NOT MODIFY THE COPYRIGHT NOTICE. COMMERCIAL USE OF ANY FORM IS PROHIBITED. THIS SOFTWARE IS PROVIDED BY ME, ROLF HEINE, AS THE COPYRIGHT HOLDER AND CONTRIBUTOR "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL I OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
COPYRIGHT OWNER © ROLF HEINE, DL6ZB, EINMUSSER STR. 22, 93345 HAUSEN, GERMANY.