SolderSmoke -- A podcast for electronic homebrewers!

(Thanks N3UMW for this logo entry.)

Radio experimenters discuss workbench radio projects

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IN MEMORIAM: SolderSmoke co-founder Mike Caughran, KL7R, SK
Here is the memorial page set up for our friend Mike

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Bill - M0HBR's homepage is http://www.gadgeteer.us
Mike - KL7R's homepage is http://kl7r.ham-radio.ch

For more information on items discussed in the programs, check out:
GADGETEER NEWS and SolderSmoke Bookmarks

NEW: GADGETEER BOOKS -- BILL'S ONLINE BOOKSTORE

SolderSmokeKL7R.mp3 February 4, 2007
About the tragic loss of our friend Mike Caughran, KL7R.

SolderSmoke46.mp3 January 13, 2007. Mike's oscillator work. Michigan Mighty Mite. Lasers, diodes, and
Einstein. Laser communication experiment. W7ZOI-KL7R QSO on SKN. M0HBR's feedback amps.
The new comet. Saturn, Jupiter and calculation of c. 17 meter QSOs. New SPRAT CD.
MAILBAG: China enigma, VE4KEH, M0DAD, GU0SUP, M1CNK, K4AHU, KD4EDM, KG9DK, AA6KI, VA7AT
ON5EX

SolderSmoke45.mp3 December 30, 2006. SPECIAL NEW YEAR'S/STRAIGHT KEY NIGHT EDITION. SolderSmoke CW.
Crystal Radios With Fool's Gold detectors. Mike's oscillator experiment with
use of kitchen temperature sensor. Christmas gifts: r/c planes and helicopters,
FM transmitter, Amateur Scientist CD, lab notebooks. MAILBAG: Hello to listeners
in China, and mail from G0FUW, VE4KEH, K5LXP, AmateurLogic TV guys,
Mike in Panama City.

SolderSmoke44.mp3 December 16, 2006. New soldering station. LTSpice-videocasts. More on return loss.
Minimalist radio. Crystal radio. Three cheers for: Elecraft, K1EL, QST. Small FM
transmitters for MP3s. New PC Sats. Antikitheria Mechanism. Merry Christmas!
MAILBAG: M1CNR, AL7RV, WA4YHL, KG4ENB

SolderSmoke43.mp3 December 9, 2006 LP filters. Feedback. Return loss calc. Exploring Titan. London tornado.
Maxwell's equations. TRS 80. Name-that-Noise. Book: "Gonzo Gizmos." MAILBAG: AK9N, N2NLY,
Ramakrishnan.

SolderSmoke42.mp3 December 2, 2006. Mike's EMRFD-LTSpice-Workbench amplifier lessons. Fixing hamfest P/S.
Rick's transmitter in QST. Name that noise. Superconductivity and r/c plane videos.
MAILBAG: G4CWX goes round-the-world with SolderSmoke, and KI4SGU dubs SolderSmoke
"The Mythbusters of Ham Radio"

SolderSmoke41.mp3 November 28, 2006. Bill's antenna spotted by Google Earth. Homebrew tubes. Return to 17
meter HB sideband. Michigan kid builds fusion device. New videos. New web sites.
LTSpice/YouTube mashup. New: GADGETEERNEWS. MAILBAG: G4CWX, VE4KEH, WB8ICN

SolderSmoke40.mp3 November 19, 2006. Rally Report.73 mag from 70's. Mike's HB woes. Saturn returns. Leonids.
AmateurLogic TV. MAILBAG: VU3RDD, WA6ARA, M0AYF, NE1OB, Reg Lancaster.

SolderSmoke39.mp3 November 12, 2006 Kempton Park Rally (Hamfest). QRSS -- more tolerant than once thought!
Class C amps and saturation. Practical Wireless goes DSB. Wireless Range Extender working.
Mike's power supply. 73 Magazine. Mailbag: M0AYF, G0FUW, G4KKI, WA7MLH, WJ2V

SolderSmoke38.mp3 November 5, 2006 Guy Fawkes Day. Da Vinci's notebooks. r/c plane with gyro camera.
LTSpice's thermocouple. Ocean State Electronics. Mike's power supply. QRSS. Bill's
struggle with Class C amp design. WA7MLH in SSDRA. Other podcasts. Long Delayed Echoes.
99Hobbies.com. WiFi encryption. Mailbag: KG9DK, M0JQZ, KF4LMZ, AA2VK

SolderSmoke37.mp3 October 29, 2006 Mike's homebrew manual spectrum analyzer. Bill's Class A,
no-feedback amplifier design project. LTSpice, DSB, AM, IMD and SPLATTER.
HW-101 clutch repair and oil change. Owning two copies of SSDRA - moral issues?
Wireless Range Extenders. Mailbag.

SolderSmoke36.mp3 October 22, 2006 Mike's return loss bridge. Learning amp design, LTSpice
software in EMRFD, input/output impedance, Harry SM0VPO's site, aurora, making
hydrogen, Mike's bookmarks, Book review: iWoz by Steve Wozniak.

SolderSmoke35.mp3 October 14, 2006 Misc. projects, crystal radios with galena, homebrew tubes,
homebrew CPUs, muffin fan hovercraft, MTP3055V vs. IRF510, EMRFD,
learning to design, YouTube videos.

SolderSmoke34.mp3 October 7,2006
Interview with Ashhar Farhan, Indian homebrewer
and father of the famed BITX-20 transceiver. HB in India EMRFD.
W7ZOI influence. Hans Summers. Quadrature rigs. DSB and PSK31.
Homebrew test gear. The importance of measurement, Tektronix scope.
Homebrew heartaches. Homebrew spirit. Symmetry.

SolderSmoke33.mp3 Sept 30, 2006
Care packages. QST Homebrew Challenge rule change.
Phasing/Quadrature SSB generation. 2 chip receivers.
Smoke management in electronics. SBL2 receiver frontend.
Gadgeteer video page.

SolderSmoke32.mp3 Sept 16, 2006
HW101 FT101 Hybrid Rigs. BNC and RCA phono connectors.
Changing the clutch and oil on an HW101.
Third order intercept rules of thumb.
Modular circuit boards. Babbage difference engine.
Hardware to crack enigma. Bills video of his DSB rig.

SolderSmoke31.mp3 Sept 04, 2006
Heathkit VTVM. QRSS. Radio Jove. Jupiter/IO laser.
HF interferometer http://yasi.fringes.org.
Kootie Key. SM0VPO's website. RF green thumb vs
dead chickens. Homebrew Wifi antennas.
KL7R's bookmarks and new shack photo.
PG1N's website. QEX article on "Why antennas radiate."

SolderSmoke30.mp3 August 20, 2006
Completed Motley1 Schematic. Steve Weber's IRF510 amp.
30M QRSS receiver. Wildlife in downtown London.
QST-50 challenge. BITX 20/ McGuiver Radio.
Reverse sunspot/SolarMin.
HelioSeismology. Solar Music. SPRAT SBL1's.
Sounds from Jupiter and the JOVE project.
The first homebrewers.
Video Bang-a-gong.

SolderSmoke29.mp3
A PC board box for Bill's FET final
Richard Feynman video clip
Mike's amazing Octopus oscilloscope aid
Another plea for graphics help (SS logo)
Overcoming podcast tech difficulties
SolderSmoke.com new website.
FIRST EVER SolderSmoke EM wave poetry from The Moody Blues
SolderSmoke Mailbag: Tony Fishpool and the GQRP club

SolderSmoke28.mp3
SPRAT Cermaic Oscilator article
Tin whiskers and lead free solder
QST's $50 rig design challenge
Class C amps: Saturation required?
Solder Smoke's LOGO DESIGN challenge
FB QSO on 20 DSB with SM4FQW
Slow Speed QRP (QRSS)
WebShots, YouTube
MAILBAG: K8WDE, KA6VKP, WB8ICN, VK2KYP, KK7CC

SolderSmoke27.mp3
Computer woes. Bill's visit to the Dominican Republic.
Building Xtal oscillator with kid.
Book Reviews: "The Art of Electronics" "The Electronics of Radio"
Ether and Quantum Mechanincs, Tao of Physics
SolderSmoke Mailbag: Nigel in Dover, Mike WA6AWA, Matt KC8COM

SolderSmoke26.mp3
Mike's backyard QRP operations
Fishing pole antennas - Bill goes vertical
D-104 use on internet
Live (recorded) Audio from Bill's DSB rig
Scott Sled Kites, Kite Aerial Photography
Destroying perfectly good ham gear
ZL1VK in NZ carries SolderSmoke

SolderSmoke25.mp3
Bill puts Astatic D-104 on ECHOLINK
Mike's 80 mtr DSB rig becomes transceiver!
Mike's two chip EMRFD NE602-LM386 receiver
The rewards of homebrewing

SolderSmoke24.mp3
This week: Two-Tone Test mp3 file. Review online book "crystal sets to sideband".
Doubly rockbound SSB TX. HF Packer SlimGem amps. Push Pull IRF510 Mosfet amps.
W1FB 40 db wide band general purpose amp. HF amplifier degeneration.
HF+6M diplexer.

SolderSmoke23.mp3
Two amateur radio experimentors discuss workbench radio projects.
This week: Taming HF amp self-oscillation. Output broadband transformers.
DSB transmit on both usb and lsb at the same time. Adjusting LSB ladder filters.
The "SSB advantage" vs the "CW advantage". Satellite Oscar 52.
Using jet wings as topband and magic band passive reflectors.

SolderSmoke22.mp3
Two amateur radio experimenters discuss workbench radio projects.
This week: How to get more than a watt out of a 12volt/50ohm amplifier.
Wb7aei lowpass filters. Passive and active mixers. The binaural receiver.
UK vs US hamfests.

SolderSmoke21.mp3
This week: First Light for QRP rigs. Final amplifier voodoo.
Quantum mechanical necromancy. Ne612 carrier balance.
Transmitter lowpass filters. The sweet sound of DC receivers.
Slinky verticals. LC tuners, TiddlyWiki, VMWare and AFUKnoppix.
SolderSmoke20.mp3
Two amateur radio experimenters discuss workbench radio projects.
This week: 80 meter qrp ssb and dsb transciever circuits.

SolderSmoke19.mp3
Two amateur radio experimenters discuss workbench radio projects.
This week: Easter edition. Experimenter vs Tinkerer. NTP3055v FET amp.
Apr 2006 Bacon Bits. Ham radio software. Soundcard software.
IQ receivers with soundcard software. MMANA. 4nec2.
Michigan Mitey Mite Transmitter.

SolderSmoke18.mp3
Two amateur radio experimenters discuss workbench radio projects.
This week: New Bench and Shack wiring.
Using a hot screwdriver as a soldering iron. VW solar panels.
Class AB Amps. Saturn's watery moon. Mars Recon Rover.
The next SolarMax. Heliosismology.
Aurora in NY. DX during a solarmax on the Azores.

SolderSmoke17.mp3
Two amateur radio experimenters discussing workbench radio projects.
This week K1 receiver/receivers in general.
The "feel" of programming languages/rigs. NE602 Spice model.
Blue sun. Green flash. Receivers made from tooth filling detectors.
Ejection seat HF radios. Saturn. Book review: "Technical Topics".
Websites of the week: www.theregister.co.uk, www.spaceweather.com.
Cracking Enigma. SETI at home.

SolderSmoke16.mp3
Two ham radio operators discuss workbench radio projects.
This week: Desitin as heatsink compound and bottom paint.
Supermodulation. Mixers / ne602 spice models. Soldersmoke in space.
Website review: revver.

SolderSmoke15.mp3
This Week: SuitSat. Jupiter's moons. Back yard telescopes.
Trip to Pluto. TimeDomain Reflectometer. KX1 high power mod.
DC-DC converters. Good Jobs. Movie Review: "The Dish".
Book Review: "First Light".

SolderSmoke14.mp3
This week: curry toast and tea. Satellite tracking and worried neighbors.
Stardust probe. Whale on the Thames river. HCJB. Soundcard Modes.

SolderSmoke13.mp3
This issue: Happy New Year 2006, Transisistor RF amp design using Spice and
spreadsheets. Multistage amplifier feedback mechanisms. PopCorn QRP.
Burning DVDs. MP3 Players. Online and published technical magazines.
The value vs price of technical publications. Experimental Methods.
The 2006 Handbook. Solid State Design.

SolderSmoke12.mp3
This week Dobsonian reflector telescopes.
Class A amplifier design spice vs spreadsheet.
Christmas.

SolderSmoke11.mp3
Two amateur radio experimenters discussing workbench radio projects.
This week: PIC Pong. Coax Traps. Solar powered QRP.

SolderSmoke10.mp3
This week "Einstein's Heroes" - PCB prototyping -
Atmel butterfly - respect for those who do with less.
SolderSmoke9.mp3
This week - Mars Rovers - nano wattmeter - xtal radios - QRP news

SolderSmoke8.mp3
Discussions between two ham radio operators/experimentors
about projects we have currently on our benches.

SolderSmoke7.mp3
Discussions between two ham radio operators/experimentors
about projects we have currently on our benches.

SolderSmoke6.mp3
Ham radio discussions of RF projects that are on our benches.

SolderSmoke5.mp3
Binaural Receiver Crystal ladder filters. 17m DSB xcvr

SolderSmoke4.mp3
This issue : ladder filters, binaural receiver, test equipment

SolderSmoke3.mp3
This issue: "rubbering" ceramic resonators and
the "DC to Daylight binaural receiver"

SolderSmoke2.mp3
Discussions between two amateur radio experimenters about
what is currently on our benches.

SolderSmoke1.mp3
Tech talk between two radio amateurs.
Bill in London and Mike in Juneau meet on the ECHOLINK
VoIP system and discuss their homebrew radio projects.

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