measuring a transmitter output power
Is anyone familiar with "direct" and "indirect" power readings of AM transmitters, specifically for the SSTRAN transmitters? I'm curious of how to do this and what equipment is recommended....
View ArticleKDX-FM Transmitter Move
KDX-FM transmits from a Ramsey FM30b transmitter which until yesterday shared space on an indoor bamboo tripod tower located about 4-feet behind the operator position in the master control room.The...
View ArticleAMT3000 Reviewed By a Member of This Forum
I don't recall seeing this transmitter review linked, so let's have it now!Great AMT3000 ReviewForums: Transmitter Talk
View ArticleTalking House: Looks like they are still offering the Enhanced Version
http://www.talkinghouse.com/Forums: Transmitter Talk
View ArticleDecade MS-100
Was on kajiji and came across someone selling a Decade MS-100 here in Toronto(older model in plastic case) and only wanted $80 for it so I went to see and was cosmetically like new and operated...
View ArticleAbout the Talking House from Radio World
http://www.radioworld.com/news-and-business/0002/information-station-spe... Forums: Transmitter Talk
View ArticleShaping the Audio to the Transmitter
Sending one audio chain to three different kinds of transmitter poses challenges for the audio bandwidth.FM transmitters handle the widest audio bandwidth with a response of 20 to 15 kHz (the high...
View ArticleInterfacing with Air
Part 15 Replaces a Lot of Wire KDX Worldround Radio looked at the cost of wiring compared to the cost of air. Wire is very expensive and air is free.That's why our station audio monitoring is done by...
View ArticleChanging my homebrew output impedance.
I built a class e tx, showed the 2n7000 about 22 ohms and used an L match to transform it to 50, throttled it back to 70mw using a resistor between lm386 output and inductor. Works great, but I'm...
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Shortwave transmitter project
AttachmentSizeshortwavetx.gif5.83 KBHi,I have read that some of you are into shortwave broadcasting - in the 13.56Mhz frequency. Also some of you have bought a ready to use transmitter from turkey.A...
View Article1710 and Part 15
On another Part 15 site a poster was lamenting that a used certified transmitter he had purchased came with a 1710 crystal but no instructions about the rules regarding operation on 1710 kHz. The speed...
View ArticleTransmission Line
What Makes the Best Transmission LineFor an asymetrical dipole antenna, is the best transmission line a1.) Shielded coaxial cable?2.) A twisted pair?3.) A lamp cord?Forums: Transmitter Talk
View ArticleSStran is not accepting new orders
SStran, makers of the AMT3000 and AMT5000 AM transmitter kits, has announced they are not accepting new orders and are not able to fill their backlog of orders. Forums: Transmitter Talk
View ArticleSome Field Strength Numbers
Since installing our EDM FM Transmitter, exactly like the one Tim in Bovey reviewed, set at minimum RF output power with a 1/4-wavelength horizontal Decade GPL32 dipole antenna, we've intended to make...
View ArticleHampered Hobbyists
In the ordinary course of events many of our hobbyists would like to sometimes experiment with greater RF power or longer antennas than the part 15 rules permit, so as to make scientific observations...
View ArticleTransmitter advice
Can't decide what transmitter to buy talking house ccrane or whole house transmitter which one would give more range thanks Forums: Transmitter Talk
View ArticleHamiltonBuhl transmitter
Any one every heard of this one I found on wallmart but it it sales other places it says it gos 300 feet http://www.hamiltonbuhl.com/store/products/1001/HamiltonBuhl-Additional-...Forums: Transmitter...
View ArticleWaves at the Cross Streets
A fellow part 15 hobbyist asked an interesting question... he wanted to know a cross street where he could tune to KDX while he was in the area.As it turns out KDX is not receivable at any cross...
View Articlebest place for schematics
Anyone know of good sources for schematics - specifically transmitters, but other equipment like diy compression, etc? Book sources are good too as some of the online stuff I was able to dredge up...
View ArticleDrake FMC1000
Hi all,Long time Part 15 enthusiast and lurker here... I am using a Drake FMC-1000 FM Stereo Modulator for property-wide (personal use) rebroadcasts of streaming music, audio from my shortwave SDR and...
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