Here are some files, schematics, and Usenet posts.
Some files may have been edited for space consideration.
Watch this space for more schematics and modifications.
Most of these kits I don't own, I just collect schematics.
Go here instead: projects1.gbppr.org/lpfm
- Homebrew Broadcast Warehouse based LPFM transmitter pictures
- Broadcast Warehouse PLL PLUS manual My own version
- Broadcast Warehouse 1 Watt PLL LCD schematic
- Another Broadcast Warehouse 1 Watt PLL LCD schematic
- Broadcast Warehouse LCD PLL FM Exciter manual - Page 1 and Page 2
- Broadcast Warehouse Limiter Plus manual - Page 1, Page 2, Page 3, Page 4 and Page 5
- Veronica Kits 20 Watt RF amplifier report
- Veronica Kits 20 Watt RF amplifier manual
- Veronica Kits 20 Watt amplifier schematic
- Veronica Kits PLL vs Ramsey FM100
- Veronica Kits Professional Limiter/Compressor manual - Page 1, Page 2 and Page 3
- Veronica Kits Professional 87.5-108 MHz 1 Watt PLL FM Broadcast Transmitter manual - Page 1, Page 2, Page 3, Page 4, Page 5, Page 6, Page 7 and Page 8
- Veronica Kits 1 Watt PLL component layout slight error, should have a 1.8 pF (C35) cap in series with the RF output, refer to schematic
- More errors on the Veronica layout Be sure to double check against the schematic
- Veronica Kits 1 Watt PLL PCB layout slight error, should have a 1.8 pF cap (C35) in series with the RF output, refer to schematic
- Veronica Kits 5 Watt VCO schematic and parts list
- Panaxis FMX PLL FM Broadcast Transmitter (partial) manual - Page 1, Page 2, Page 3
- Panaxis FMX parts list
- Panaxis FMX low audio frequency improvement modification
- Panaxis compressor schematic I don't have part values
- Panaxis compressor PCB pattern
- Panaxis compressor silkscreen & layout
- Free Radio Berkeley 1 Watt PLL parts list With the much needed corrections!
- Free Radio Berkeley 1 Watt PLL schematic Old style - updated
- Free Radio Berkeley 1 Watt PLL PC board layout
- Free Radio Berkeley 1 Watt PLL manual - Page 1, Page 2, Page 3, Page 4, Page 5, Page 6, Page 7, Page 8, Page 9 and Page 10
- Ramsey FM10 FAQ
- Ramsey FM10 links, schematic, and manual
- Ramsey FM10A manual
- Ramsey FM25 manual
- Ramsey FM25 schematic
- Ramsey FM25 component layout
- Ramsey FM25 PC board layout
- Another Ramsey FM25 schematic
- Frequency adjustment modification for a FM25
- FM25B bass fix
- FM100 reset fix
- Report on the Ramsey FM100
- Report on the Ramsey FM25B
- Ramsey TV6 TV transmitter manual and schematic
40 Watt Amplifier For FM Broadcast
Miscellanous / Links
- Schematic for Panaxis 45 Watt amplifier
- Comet CFM-95SL antenna info sheet
- Progressive Concepts low pass filter information
- How to improve your audio by replacing passive components
- Elenos 150 Watt amplifier technical manual With schematic
- PTEK FM Series FM Broadcast Exciter handbook With schematic
- FCC field office locations
- L. D. Brewer 7 Watt amp manual
- Radio Shack HTA-20 modification for FM broadcast band
- Theory of AM, FM, and FM Stereo
- FM radio station seperation standards
- Interpreting spectrum analyzer plots by Marconi
- FM radio station classes
- Benchmark Media - Clean Audio Guide
- Power combiner/splitter for the FM broadcast band
- Value for unmarked resistor in the Mark Weiss limiter circuit
- Values for unmarked components in the Mark Weiss modulation meter, also values to change his pre-emphasis circuit to 50us
- BA1404 modifications from Mark Weiss
- Pictures and waveforms from someone who built the above Forrest Cook stereo generator
- Motorola MC145170 Motorola PLL Serial Synthesizer PIC code
- Radio Shack HTA-20 2-meter 40 Watt Amplifier - PCB Pattern
- Radio Shack HTA-20 2-meter 40 Watt Amplifier - Schematic
Datasheets
- MPSH17 datasheet Used in FRB kits
- MPSH10 datasheet Used in Broadcast Warehouse kits
- Data sheets for the Rohm BA1404
- JRC NJM2035 data sheet
- MC1648 datasheet
- MRF171A datasheet
Circuits & Whatnot
- Mark Weiss' Anime Music Network
- Marconi's VHF pirate information and transmitter kit reviews
- Forrest Cook's Micro Power FM Broadcasting Circuits
- Green Bay Professional Packet Radio
- RF-Links.com - wireless audio/video links
- Wavemach Communications - kits & commerical FM gear
- The Official Pirate Radio Kit Site
