Date |
Update |
Directory |
Nov
24th 2021 |
Circulator SMT 1CY63 SMC1530 for
the 13cm band
 |
Ham Downloads |
Nov
23rd 2021 |
Circulator Kathrein France CHF 05080
for the 70cm band
|
Ham Downloads |
Oct
14th 2021 |
S-Band
Isolator Western Microwave Model ICS-3113 |
Ham Downloads |
August
5th
2021 |
Update
of page with historical sound tracks of various space
objects - Added audio recording of SMOG-1 received by
Bence Szabo |
Sounds from Space |
July
23rd 2021 |
HRPT reception using an Airspy R2
and Odroid running Spyserver
|
Ham Downloads |
July
21st 2021 |
20dB Power Attenuator Aeroflex Weinschel
Model 6464-1
|
Ham Downloads |
July
19th
2021 |
Update
of page with historical sound tracks of various space
objects - Added audio recording of a school contact
via QO-100 of students of Goethe-Gymnasium Freiburg
/ Germany with DP0GVN in Antarctica |
Sounds from Space |
July
12th
2021 |
Update
of page with historical sound tracks of various space
objects - Added audio recording of a school contact
via QO-100 of students of Erasmus-Gymnasium Denzlingen
/ Germany with DP0GVN in Antarctica |
Sounds from Space |
June
23rd 2021 |
Update
of page with historical sound tracks of various space
objects - Added recording received from MIRSAT-1 by
DD1US |
Sounds from Space |
June
14th 2021 |
S-band Isolaor UTE Microwave Inc.
CT-3240 OT |
Ham Downloads |
June
14th 2021 |
S-band Isolator Microwave Associates
7K948 |
Ham Downloads |
June
6th 2021 |
Update
of page with historical sound tracks of various space
objects - Added recording received from AMICALSAT in
S-band by DD1US |
Sounds from Space |
3.
Juni
2021 |
Dualband Feed für EsHail-2  |
Ham Downloads |
June
3rd
2021 |
Dualband Feed for EsHail-2 |
Ham Downloads |
May
20th 2021 |
Update
of page with historical sound tracks of various space
objects - Added recording received from Quetzal-1 by
DD1US |
Sounds from Space |
20.
Mai
2021 |
6 kreisiges L-Band Bandpassfilter
neu abgeglichen auf 1700 MHz |
Ham Downloads |
May
17th 2021 |
Wideband
Amplifier MITEQ AMF-4S-071770-08-13P |
Ham Downloads |
May
17th
2021 |
INMARSAT antenna system analysis
and evaluation |
Ham Downloads |
May
14th 2021 |
Update
of page with historical sound tracks of various space
objects - Added recording received from DIY-1 aka DO-111
by Gustavo LW2DTZ |
Sounds from Space |
May
14th
2021 |
What to do if XHRPT is no more running? |
Ham Downloads |
May
9th
2021 |
Characterization of the LNB Bias-T
and reference injection board by G0MJW |
Ham Downloads |
May
5th
2021 |
2 Watt Chinese Amplifier module for
40-1200 MHz |
Ham Downloads |
April
28th
2021 |
2.4 GHz 6W PA with 46dB gain for
operation via QO-100 especially with SDRs
|
Ham Downloads |
28.
April
2021 |
2.4 GHz 6W PA fuer QO-100 mit 46dB
Verstaerkung fuer SDRs |
Ham Downloads |
April
28th
2021 |
Evaluation of a QFH-antenna-kit for
L-Band (1.6 - 1.7 GHz) |
Ham Downloads |
April
25th
2021 |
Dual dipole linear feed for 1690
MHz to receive EWS-G1 |
Ham Downloads |
April
25th
2021 |
1 Watt Chinese Amplifier module for
100-1300 MHz |
Ham Downloads |
19.
April
2021 |
Anschluss des ADALM Pluto SDRs an
ein lokales Netzwerk (LAN) |
Ham Downloads |
April
19th
2021 |
Connecting the ADALM Pluto SDR to
the LAN |
Ham Downloads |
April
7th
2021 |
Table with the most important parameters
of various coaxial cables |
Ham Downloads |
7.
April
2021 |
Übersicht der wichtigsten Daten
von zahlreichen Koaxialkabeln |
Ham Downloads |
April
6th 2021 |
Update
of page with historical sound tracks of various space
objects - Added picture received from EWS-G1 (ex GOES-13)
by Matthias DD1US |
Sounds from Space |
April.
3rd 2021 |
Wideband
Amplifier AVANTEK UT84-1915 10-500 MHz |
Ham Downloads |
April.
3rd 2021 |
Wideband
Amplifier MITEQ AFS3-05200600-07-10P-4 |
Ham Downloads |
16.
Maerz
2021 |
2.4 GHz 6W PA fuer QO-100 mit 20dB
Verstaerkung
|
Ham Downloads |
9.
Maerz
2021 |
Wie loetet man F-Buchsen korrekt
ein? |
Ham Downloads |
9.
Maerz
2021 |
Probleme mit dem (VC)TCXO des AMSAT-DL
QO-100 Upconverters |
Ham Downloads |
March
4th 2021 |
Update
of page with historical sound tracks of various space
objects - Added audio recordings of ARISS contact with
Liborius Gymnasium Dessau and MANOS Gymnasium Dresden
kindly provided by Jens DM4JH |
Sounds from Space |
9.
Feb.
2021 |
Untersuchungen der Spiegelfrequenzunterdrückung
des AMSAT-DL Downconverters V3 |
Ham Downloads |
Jan.
18th
2021 |
Weather
satellite AHRPT images of METOP-B |
METOP-B AHRPT |
Jan.
18th
2021 |
Weather
satellite AHRPT images
of METOP-C |
METOP-C AHRPT |
Jan.
18th
2021 |
Weather
satellite HRPT images of NOAA-18 |
NOAA-18 HRPT |
Jan.
17th
2021 |
Weather
satllite HRPT images of Meteor M-N2 |
Meteor M-N2 HRPT |
Jan.
17th
2021 |
Weather
satellite HRPT images of NOAA-19 |
NOAA-19 HRPT |
14.
Jan.
2021 |
Externes Tastenfeld fuer den ICOM
IC-705 |
Ham Downloads |
13.
Jan.
2021 |
Logarithmisch Periodische Antenne
900-2600 MHz |
Ham Downloads |
Jan.
13th
2021 |
Vivaldi antenna 1.5 - 15 GHz |
Ham Downloads |
27.
Dez.
2020 |
Umkonfigurieren eines Odroid beim
Wechsel von Airspy mini auf Airspy R2
sowie Einrichten
des automatischen Starts des Programmes Spyserver
|
Ham Downloads |
Dec.
15th
2020 |
Isolator ALCATEL FERROCOM 9A82-01
for the 23cm band |
Ham Downloads |
Dec.
14th
2020 |
Dummy load AWI 130.3-0028-008 based
on EMC 5659 resistor |
Ham Downloads |
Dec.
14th
2020 |
Filtronic 3800 MHz lowpass filter
SL013 |
Ham Downloads |
Dec.
14th
2020 |
Isolator N70522774 from Xiangyu China
for the 13cm band |
Ham Downloads |
Dec.
10th 2020 |
23cm circulator C1214 and isolator
I1214 from BONN Elektronik
|
Ham Downloads |
Dec.
5th 2020 |
The new AMSAT-DL Highspeed Multimedia
Modem for the QO-100 narrowband transponder |
Ham Downloads |
5.
Dez.
2020 |
Das neue AMSAT-DL Highspeed Multimedia
Modem für den QO-100 Schmalband-Transponder
|
Ham Downloads |
Dec.
1st 2020 |
A homebrew desk stand for the ICOM
IC-705 |
Ham Downloads |
29.
Nov.
2020 |
Neues Gehaeuse fuer de AMSAT-DL Transverter
|
Ham Downloads |
Nov.
29th 2020 |
122 GHz Transverter from VK3CV/WQ1S
- improved version from SP team with external reference
input - Description
|
Ham Downloads |
Nov.
29th 2020 |
122 GHz Transverter from VK3CV/WQ1S
- improved version from SP team with external reference
input - Schematic
|
Ham Downloads |
Nov.
22nd 2020 |
The 2 Element YAGI antenna for 1270
MHz from SG-Labs
|
Ham Downloads |
November
21st
2020 |
Update
of page with historical sound tracks of various space
objects - Added information about EWS-G1 (ex GOES-13)
|
Sounds from Space |
Nov.
18th 2020 |
Updated and cleaned up the "Ham
& Astro Links" Page
|
Links |
Nov.
16th 2020 |
LimeSDR mini TX output power at VHF/UHF/SHF
bands |
Ham Downloads |
Nov.
9th 2020 |
13cm bandpass filter from SSB-Electronic
for QO-100 |
Ham Downloads |
Nov.
6th 2020 |
3 pole UHF bandpass filter from R&S
retuned to 435 MHz
|
Ham Downloads |
26.
Okt.
2020 |
Anschluss eines 1,3" OLED-Displays
an den AMSAT-DL Downconverter V3 |
Ham Downloads |
Sept.
27th 2020 |
Portable station for QO-100 based
on the modules of AMSAT-DL |
Ham Downloads |
Sept.
26th 2020 |
Portable station for QO-100 based
on the modules of AMSAT-DL - Presentation at the
AMSAT-DL Online Symposium 2020 |
Ham Downloads |
Sept.
19th
2020 |
Agenda for the AMSAT-DL Online Symposium
2020 |
Ham Downloads |
19.
Sept.
2020 |
Agenda des AMSAT-DL Online Symposiums
2020 |
Ham Downloads |
9.
Sept.
2020 |
Aufbau und Inbetriebnahme eines Minitiouner
Pro V2 für den Empfang des Wideband Transponders
von QO-100 |
Ham Downloads |
September
9h
2020 |
Surplus
filter from NEC retuned from 5731MHz to 5761MHz |
Ham Downloads |
6.
Sept.
2020 |
Spezifikation
und Messergebnisse des 2m Vorverstärkers Microset
PRM145 |
Ham Downloads |
September
5th
2020 |
Update
of page with historical sound tracks of various space
objects - Added audio recordings of Crossband repeater
of ISS recorded by DL6IAN |
Sounds from Space |
August
29h
2020 |
Low
Noise Frontend for 13cm band EME
|
Ham Downloads |
August
20h
2020 |
How well works a K&L 1990 MHz
lowpass filter in the 13cm band ? |
Ham Downloads |
August
19h
2020 |
A 2m FM receiver for UoSAT designed
by G8FXB in 1981
|
Ham Downloads |
August
19h
2020 |
A surplus 4 pole S-band filter modified
and retuned to 2320 MHz
|
Ham Downloads |
August
18h
2020 |
A 739MHz bandpass filter for the
IF of a QO-100 receiver
|
Ham Downloads |
August
15h
2020 |
A 4 pole bandpass ilter for the 70cm
band recycled from a UHF duplexer |
Ham Downloads |
August
15h
2020 |
A surplus 4 pole S-band filter modified
and retuned to 2400 MHz
|
Ham Downloads |
August
14th
2020 |
Update
of page with historical sound tracks of various space
objects - Added audio recordings of balloon from DL7AD
received via QO-100 by DD1US |
Sounds from Space |
August
10th
2020 |
Update
of page with historical sound tracks of various space
objects - Added audio recordings of the Mars missions
Tianwen 1 and Mars 2020 kindly provided by Paul M0EYT
and by Edgar DF2MZ |
Sounds from Space |
8.
August
2020 |
Portabelstation für QO-100 basierend
auf dem AMSAT-DL Transverterbausatz (Up-, Downconverter
und LNB) |
Ham Downloads |
July
20th
2020 |
Update
of page with historical sound tracks of various space
objects - Added audio recordings of the HOPE Mars Mission
/ EMM kindly provided by Paul M0EYT and by Edgar DF2MZ
|
Sounds from Space |
18.
Juli
2020 |
Maximaler Frequenzbereich der Dummy
Load Telegaertner JO112A0005 |
Ham Downloads |
July
18h
2020 |
50 Ohm 1250W dummy load SPINNER BN154796 |
Ham Downloads |
July
3rd
2020 |
WeatherBox for real-time measurement
of atmospheric data and microwave propagation prediction |
Ham Downloads |
2.
Juli
2020 |
DARC
Radio - Beitrag zum Thema Satellitenfunk bei DD1US |
Ham Downloads |
June
24h
2020 |
A
3D printed encasing for the NanoVNA V2 |
Ham Downloads |
June
24th
2020 |
From
January 17th
until March 18th
2020 Charly DK3ZL made a DXpedition through Southern
Africa. He was active from Namibia, South Africa and
Boswana. He kindly issued a WAC "worked all Charly"
award for those who worked him and his supporters
|
Sounds from Space |
June
9th
2020 |
Evaluation
of low-cost Chinese directional couplers 800-2500MHz
for the 23cm and 13cm bands |
Ham Downloads |
June
8th
2020 |
Update
of page with historical sound tracks of various space
objects - Added audio recordings of HO-107 kindly provided
by Charly DK3ZL |
Sounds from Space |
June
7th
2020 |
3 GHz O-S-L Cal-Kit with SMA connectors
for the Nano-VNA V2 |
Ham Downloads |
May
23rd
2020 |
50 Ohm 150W dummy load based on Filtronics
921-0028 load assembly |
Ham Downloads |
May
23rd
2020 |
Maximum frequency range of the 50Ohm
50W dummy load RS96610-2 from Radiosystem Sweden
|
Ham Downloads |
May
23rd
2020 |
UoSAT-1 bulletins #010-#109 received
and kindly provided by Peter DB2OS
|
Ham Downloads |
May
22nd
2020 |
Update
of page with historical sound tracks of various space
objects - Added audio recordings of AO-85 kindly provided
by Bernd DL6IAN |
Sounds from Space |
May
17th
2020 |
Circulator Philips 2722 162 08591
for the 70cm band |
Ham Downloads |
May
8th
2020 |
Update
of page with historical sound tracks of various space
objects - Added audio recordings of PO-101 kindly provided
by Charly DK3ZL |
Sounds from Space |
May
6th
2020 |
Update
of page with historical sound tracks of various space
objects - Added voice mails exchanged via UO-22. Recordings
kindly provided by Peter DB2OS |
Sounds from Space |
May
5th
2020 |
Update
of page with historical sound tracks of various space
objects - Added audio recordings of RS-44 kindly provided
by Charly DK3ZL |
Sounds from Space |
April
21st
2020 |
Update
of page with historical sound tracks of various space
objects - Added recordings of JYSAT-1, LiLacSat-1, Endurosat,
Ten-Koh, CHOMPTT, SKCUBE, MinXSS-1, NODES-1, Al-Farabi-2,
Tanyusha SWSU 1, EcAMSat, LituanicaSat 2, Challenger,
Robusta-1B and Reaktor Hello World received and kindly
provided by Roland PY4ZBZ |
Sounds from Space |
April
17th
2020 |
Brief
comparison of NanoVNA V2 with HP-8753E |
Ham Downloads |
April
7th
2020 |
Update
of page with historical sound tracks of various space
objects - Added recording of ITASAT received by Roland
PY4ZBZ |
Sounds from Space |
April
7th
2020 |
Update
of page with historical sound tracks of various space
objects - Added recording of DSLWP received by Roland
PY4ZBZ |
Sounds from Space |
April
7th
2020 |
Update
of page with historical sound tracks of various space
objects - Added recording of TOMSK TPU-120 received
by Roland PY4ZBZ |
Sounds from Space |
April
6th
2020 |
Update
of page with historical sound tracks of various space
objects - Added recording of Ligthsail-2 received by
Roland PY4ZBZ |
Sounds from Space |
April
6th
2020 |
Update
of page with historical sound tracks of various space
objects - Added recording of SOKRAT received by Roland
PY4ZBZ |
Sounds from Space |
April
6th
2020 |
Update
of page with historical sound tracks of various space
objects - Added recording of METEOR M 2-2 HRPT transmission
received by Egor UB1QBJ |
Sounds from Space |
Mar.
21st
2020 |
2.4
GHz 1.3W power amplifier MHL21336 |
Ham Downloads |
Feb.
23rd
2020 |
2.4
GHz 27W power amplifier with MRF21045 |
Ham Downloads |
Feb.
20th
2020 |
Update
of page with historical sound tracks of various space
objects - Added recordings of reports about the launch
and the results of Ranger 8, extracted from a tape received
from Christian Schwarze |
Sounds from Space |
Feb.
14th
2020 |
New
narrowband transponder bandplan of QO-100 |
Sounds from Space |
Feb.
13th
2020 |
Update
of page with historical sound tracks of various space
objects - Added recording of ESA Solar Orbiter received
by Paul M0EYT |
Sounds from Space |
Feb.7th 2020 |
High
Power 2320-2400 MHz quadrature hybrid coupler
|
Ham Downloads |
Feb.6th 2020 |
OSL-Cal-Kit
from surplus components |
Ham Downloads |
Feb.5th 2020 |
S-band
90 degree hybrid coupler / branch line coupler
|
Ham Downloads |
Feb.4th 2020 |
Wideband
Amplifier MITEQ AMF-3F-01000200-04-13P |
Ham Downloads |
Feb.
3rd 2020 |
Diplexer
for 23cm and 13cm band |
Ham Downloads |
Feb.
3rd 2020 |
2
GHz 125W dummy load based on EMC 5307ALN resistor
|
Ham Downloads |
Feb.
2nd 2020 |
1296
MHz lowpass filter with harmonic notches and integrated
reflectometer |
Ham Downloads |
Jan.
30th
2020 |
Commercial
2300-2400 MHz band-pass filter retuned for QO-100 uplink at
2400-2410 MHz |
Ham Downloads |
Jan.
29th
2020 |
1420
MHz Low Noise Amplifier SLN-1420 from SSB-Electronic
|
Ham Downloads |
Jan.
28th
2020 |
Peripheral
Mode Isolator WMI PMI-4444-2 |
Ham Downloads |
Jan.
28th
2020 |
Characterization
of unknown 13cm band isolator |
Ham Downloads |
Jan.
27th
2020 |
Characterization
of unknown S-band isolator 3T-74/097 REV.B |
Ham Downloads |
Jan.
26th
2020 |
Characterization
of the Renaissance 3A4NCG circulator in the 13cm band
|
Ham Downloads |
Jan.
26th
2020 |
ALCATEL
FERROCOM 20B1-31 circulator for 1700-2300MHz |
Ham Downloads |
Jan.
25th
2020 |
Marconi
F1094-11 isolator for 1700-2400MHz |
Ham Downloads |
Jan.
24th
2020 |
Update
of page with historical sound tracks of various space
objects - Added recording of the X-band downlink of
Meridian 6 received by Roland DF3LZ |
Sounds from Space |
Jan.
24th
2020 |
Update
of page with historical sound tracks of various space
objects - Added recording of METEOR-M 1 HRPT transmission
received by Egor UB1QBJ |
Sounds from Space |
Jan.
24th
2020 |
Update
of page with historical sound tracks of various space
objects - Added recording of NOAA-15 APT transmission
received by Egor UB1QBJ from July 23rd
2019, when the satellite apparently experienced a malfunction
|
Sounds from Space |
Jan.
24th
2020 |
2.4
GHz medium power amplifier DG0VE PA13-2-600mW |
Ham Downloads |
Jan.
23rd
2020 |
2.3
GHz low noise amplifier KUHNE MKU LNA 231 AH |
Ham Downloads |
Jan.
22nd
2020 |
2.4
GHz power amplifier KUHNE MKU231XL |
Ham Downloads |
19.
Jan.
2020 |
Einbau des ADALM Pluto SDR in ein
geschirmtes Gehaeuse mit externem Referenzeingang
|
Ham Downloads |
Jan.
19th
2020 |
145
MHz 40W power amplifier based on the Hybrid Module Mitsubishi
M57727 |
Ham Downloads |
13.
Jan.
2020 |
Beschreibung der Fernspeiseweiche
R&S Power Supply Unit |
Ham Downloads |
Jan.
12th
2020 |
Description
of wideband amplifier MITEQ AMF-2F-005010-15-10P-L |
Ham Downloads |
Dec.
29th
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of CO-65 and Compass-1 contributed
by Paulo CT1ETE |
Sounds from Space |
Dec.
22nd
2019 |
Comparison table signal generator
phase noise |
Ham Downloads |
Nov.
23rd
2019 |
2.4
GHz 4W power amplifier MHT1008N designed by DJ0ABR and
DC1RJJ |
Ham Downloads |
Nov.
20th
2019 |
LimeSDR mini output power at 2.4
GHz as a function of drive level |
Ham Downloads |
18.
Nov.
2019 |
Charakterisierung
des Microlab/FXR Tiefpassfilter LB-A70 |
Ham Downloads |
Nov.
18th
2019 |
Unknown isolator for the 70cm band |
Ham Downloads |
Nov.
18th
2019 |
Description
of wideband amplifier MITEQ AFS3-00300300-10-10P |
Ham Downloads |
Nov.
18th
2019 |
120MHz
high pass filter K&L 6LH41-120-2000-0-0 |
Ham Downloads |
Nov.
17th
2019 |
Isolator N70522768 from Xiangyu China
for the 23cm band |
Ham Downloads |
Nov.
17th
2019 |
4.3-5.0 GHz bandpass filter from
surplus BOSCH filter unit |
Ham Downloads |
Nov.
10th
2019 |
Presentation about QO-100 NB transponder
at AMSAT-DL Symposium 2019 |
Ham Downloads |
10.
Nov.
2019 |
Vortrag
über ARISS Kontakte bei AMSAT-DL Symposium 2019
|
Ham Downloads |
Nov.
4th
2019 |
Description of R&S NG-Z Over
Voltage Protection Unit "Überspannungsschutz" |
Ham Downloads |
Oct.
31st
2019 |
Added
recording of ARISS contact on October 17th
of Astronaut Luca Parmitano using the callsign IR0ISS
with GHSE school from Emmendingen / Germany using the
callsign DN1EME |
Sounds from Space |
Oct.
27th
2019 |
Portable Setup for QO-100 SSB operations
|
Ham Downloads |
Oct.
4th
2019 |
How
to to update the firmware of the AOR ARD-300 Multi-Digital
Voice Decoder
|
Ham Downloads |
Sept.
28th
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of ARISS contact of Cosmonaut
Aleksey Ovchinin using the callsign RS0ISS with Amur
State University, Blagoveshchensk, Russia using the
callsign UB3WCL |
Sounds from Space |
27.
Sept.
2019 |
Beschreibung
eines koaxiales Tiefpassfilters für das 70cm Band
|
Ham Downloads |
Sept.
27th
2019 |
Using
a Kathrein 791 145 Dual-Band Combiner as a UHF/SHF Diplexer
|
Ham Downloads |
20.
Sept.
2019 |
Beschreibung
Zirkulator SODHY RT-4158-E für das 2m Band |
Ham Downloads |
Sept.
5th
2019 |
Optimization
and measurement results of the 2m Eggbeater Antenna
EGB145RE from ANjO-Antennen |
Ham Downloads |
Aug
11th
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of RAAVANA-1 and NEPALISAT-1
received by F5YG |
Sounds from Space |
Aug
10th
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of UGUISU received by F5YG
|
Sounds from Space |
Aug.
9th
2019 |
Comparison
of Dual-Band Feeds POTY and from DJ7GP for QO-100 |
Ham Downloads |
Aug.
5th
2019 |
MITEQ
FTL-104052 BPF retuned from 2240 MHz to 2350 MHz
|
Ham Downloads |
Aug.
4th
2019 |
Homebrew
2.4 GHz 5 pole BPF for QO-100 |
Ham Downloads |
Aug.
4th
2019 |
Homebrew
2.4 GHz 4 pole BPF for QO-100 |
Ham Downloads |
Aug.
2nd
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of Lightsail-2 received by
Luciano PY5LF
|
Sounds from Space |
Aug.
2nd
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of BO-102/CAS-7B received
by Luciano PY5LF
|
Sounds from Space |
July
27th
2019 |
2400
MHz 90 degree hybrid coupler for instance for QO-100
|
Ham Downloads |
July
14th
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of the new Russian Weather
Satellite Meteor M2-2 - received by Egor UB1QBJ
|
Sounds from Space |
July
13th
2019 |
10
MHz distribution unit with 4 isolated output ports |
Ham Downloads |
7.
Juli 2019 |
DARC
Radio - Beitrag zu dem geplanten ARISS Schulkontakt
im Europapark Rust |
Ham Downloads |
June
7th
2019 |
Case
study of a SDR based ground station for Quatar OSCAR-100
- Presentation at Microwave & EME Symposium in Gajow/Poland
|
Ham Downloads |
6.
Juni 2019 |
Amateurfunk über die Raumstation
ISS - Vortrag an der GHSE Schule in Emmendingen am 3.6.2019
(als pdf Datei, ca. 5MByte gross) |
Ham Downloads |
June
2nd
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of MRO while it was 356 Mio
km away from Earth - received by Edgar Kaiser DF2MZ
|
Sounds from Space |
29.
Mai
2019 |
Frequenzeingabetastatur QSYer für
YAESU FT-897 und FT-857
|
Ham Downloads |
May
22nd
2019 |
Description
of wideband amplifier MITEQ 121643-10-17
|
Ham Downloads |
May
22nd
2019 |
Description
of wideband amplifir MITEQ 121643-10-17
|
Ham Downloads |
15.
Mai
2019 |
Ein RF-Filter für Wettersatellitenempfänger
|
Ham Downloads |
May
15th
2019 |
What's
inside the PolyPhaser 101-0103S-A lightning protector
|
Ham Downloads |
May
1st
2019 |
KUHNE
MKU-342A LNA for the 9cm band |
Ham Downloads |
May
1st
2019 |
L-Band
LNA-1535 from WILMANCO |
Ham Downloads |
Apr.
19th
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of Fox-1C / AO-95 received
by Patrick Hajagos |
Sounds from Space |
Apr.
10th
2019 |
ADALM Pluto TX output power at 2.4
GHz |
Ham Downloads |
Apr.
10th
2019 |
Measurements
of TX output power and harmonics of the LimeSDR-USB
|
Ham Downloads |
Apr.
8th
2019 |
How
to connect the LimeSDR-USB to the GPIO-Board
|
Ham Downloads |
Mar.
31st
2019 |
Bandpassfilter RTX COH2438.75 for
2400 MHz uplink to QO-100 |
Ham Downloads |
Mar.
31st
2019 |
Moon
Lander Beresheet was received close to its perigee by
Edgar DF2MZ |
Sounds from Space |
Mar.
31st
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of QO-100 QSO with DB2OS,
DH0SK, DD1US |
Sounds from Space |
Mar.
25th
2019 |
TX drift measurements at the ADALM
Pluto |
Ham Downloads |
Mar.
14th
2019 |
Satelliten-Telemetrie-Interface fuer
400 bit/s |
Ham Downloads |
Mar.
14th
2019 |
EsHail-2 / Qatar OSCAR-100 400 Baud
PSK beacon - Description of Telemetry Block Format of
AO-13 for reference |
Ham Downloads |
Mar.
7th
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of ESEO kindly provided by
Viljo ES5PC |
Sounds from Space |
Mar.
2nd
2019 |
Update
of page with historical sound tracks of various space
objects - Added recordings of Bhutan-1, Nexus and Origamisat-1
received by F5YG |
Sounds from Space |
Mar.
2nd
2019 |
Update
of page with historical sound tracks of various space
objects - Added recordings of QSOs of G4IKI and DC7YS
with DD1US on EsHail-2 / QO-100 recorded by EA2JX |
Sounds from Space |
Mar.
2nd
2019 |
Update
of page with historical sound tracks of various space
objects - Added recording of QSOs of 9A2EY with DD1US
on EsHail-2 / QO-100 recorded by G0CER |
Sounds from Space |
Feb.
15th
2019 |
Update
of page with historical sound tracks of various space
objects - Added recordings of SSTV transmissions from
ISS in memoriam of NOTA and ARISS |
Sounds from Space |
Jan.
30th
2019 |
Be
careful with cheap 88-108 MHz band reject filters
|
Ham Downloads |
Jan.
25th
2019 |
Short
S-Band helical omni antenna |
Ham Downloads |
Jan.
24th
2019 |
S-Band
Low Noise Amplifier LNA2420 |
Ham Downloads |
Jan.
24th
2019 |
10
GHz LNA built from old KU-band LNB
|
Ham Downloads |
Jan.
24th
2019 |
Spektr-R,
which failed some days ago due to a malfunction in its
electronics probably due to high radiation, was received
by Graham G8FXB |
Sounds from Space |
Jan.
22nd
2019 |
Reception
results of the engineering beacon of Eshail-1, EsHail-2
and BADR-7 |
Ham Downloads |
Jan.
22nd
2019 |
Description
of the R&S SMBV-Z1 reference frequency converter
|
Ham Downloads |
Jan.
21st
2019 |
Analysis
of an unknown active biconical S-band antenna
|
Ham Downloads |
Jan.
19th
2019 |
Spektr-R,
which failed some days ago due to a malfunction of its
Gyros, was received by Edgar DF2MZ |
Sounds from Space |
Jan.
17th
2019 |
Strong
CW transmissions on EsHail-2 ongoing - more recordings
|
Sounds from Space |
Jan.
16th
2019 |
First
very strong CW transmissions on the NB transponder of
EsHail-2 |
Sounds from Space |
Jan.
16th
2019 |
What's
inside the Kathrein antennas for trains and buses
|
Ham Downloads |
Jan.
10th
2019 |
Homebrew
DC Dummy Load to test power supplies
|
Ham Downloads |
Jan.
7th
2019 |
Analysis
of the 12 GHz prescaler teil12-100-1000 from DG0VE
|
Ham Downloads |
Jan.
5th
2019 |
Analysis
of the 10 MHz Inserter / Extractor from Global Communicatons
|
Ham Downloads |
Jan.
4th
2019 |
Frequency
Doubler from 3.1-6.4 GHz to 6.2-12.8 GHz based on HMC204MS
|
Ham Downloads |
Jan.
4th
2019 |
What's
inside the 5.5 GHz high-pass filter HPF5500M
|
Ham Downloads |
2.
Jan.
2019 |
Beschreibung des RF-Vorverstärkers
ANT 65.7159.430.00-A001
|
Ham Downloads |
