QSO Today Podcast - Podcasts
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ZL1BPU
Posted: 12 Dec 2015 12:00 PM PST
http://www.qsotoday.com/podcasts/zl1bpu
Episode 071 - Murray Greenman - ZL1BPU
HF digital modes are synonymous
with Murray Greenman, ZL1BPU, creator of MFSK, WSQ, DominoEX, MFSK16,
FSK-Hell and S/MT-Hell, and most recently FSQ. Murray is a hams ham, who
creates, contributes, and shares in exhaustive detail the developments and
discoveries that he has made during his 49 years in amateur radio. Murray
joins Eric, 4Z1UG, in this QSO Today.
Show Notes Listen to
Podcast Auckland
Grammer, Club Station ZL1AGT
First interest: 1962, Age 16
Mentors (Elmers): Bill Powers, ZL1FI - club trustee
Friend and Mentor: Gary Bold, ZL1AM
First License: ZL1TCL, Grade 3 (VHF Only), Age 20
Upgrade: 1983, Grade 1, similar to the American Extra Class
First Rig: Plessey converted AM taxi radio to two meters
Current Rigs: Icom IC-7100Transworld TW100 (1987)Icom IC-7200 (in the
caravan)Kenwood TKM-707 with homebrew PA (automated FSQ station), JRC
NMA-73D (MEPT)Southern Avionics SC1000USCG (modified LF/MF transmitter).
Murrays Receiver CollectionHarris 505A military monitoring receiver
1971Drake R8A 1995 diode mixers at front endPlessey PR152 - 1962
germanium transistors
Murrays Web Site
New Zealand Association of Radio Transmitters
Favorite Operating Mode: FSQ, close second is Hellschreiber
Nino Porcino, IZ8BLY - wrote first MFSK software with Murray
Con Wassilieff, ZL2AFP - wrote the code for most of the modes. A
collaboration between he and Murray.
Piccalo Mode
MFSK - Multi Frequency Shift Keying
MFSK is ideal for "long path DX" - has to be sensitive, doppler shift
Long Path Propagation
Advice: Use a mode that is appropriate for the conditions. FSQ is best for
40 and 80 meters.
Used Rigs for Digital Modes:
Kenwood TS-120 and TS-130
Advice: Ask the younger hams about the digital modes
Advice for QRP operators: FSQ on 40 and 80 meters
Digital Modes for All Occasions, ISBN 1 872309 82 8, By Murray Greenman
ZL1BY on the Ionosphere
Pathsim AE4JY Simulator Software
Software Defined Radio (SDR) will spur the development of new digital modes
MEPT - Manned Experimental Propagation Transmitter
QRSS3 on Argo Software
Rubidium 10 MHz Frequency Standard on Ebay
GPS 10 MHz Frequency Standard on Ebay
Music Links: David Hamilton - New Zealand Choral Gilbert and Sullivan's -
MakadoGilbert and Sullivans- Iolanthe
Advice to new and returning hams: Get on the airJoin the radio clubTalk to
younger club members about digital modes The RSS Feed for all audio
content from QSO today is available from here.
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Drake R8A General Coverage Receiver Plessey PR152 General
Coverage Receiver
Note the film strip tuning dial
Icom IC-7100 HF/VHF/UHF Transceiver ZL1BPU Manned
Experimental Propagaton Transmitter