Fully digital PLL synthesizer controlled ensuring highest degree of frequency stability. You can choose in between 21 channels from 88MHz to 108MHz full FM band, in 1MHz step. A seven-segment digital channel display shows the channel number.
http://www.electronicsinfoline.com/rcl/product_info.php/products_id/8
The is a very small and fully optimized FM transmitter. It is built on a 2" x 2" single sided, high quality PCB for best result. This can be used as a miniature FM BUG.
http://www.electronicsinfoline.com/rcl/product_info.php/products_id/1
This simple FM trasmitter works on 1.1-3 V supply (1.8 mA current @ 1.5 volts). This circuit gives around 30 meters range and has a built-in elecret microphone.
http://tacashi.tripod.com/elctrncs/smplfmtr/smplfmtr.htm
Quality FM transmitter kits.
http://www.electronicsinfoline.com/rcl/index.php/cPath/1_15
http://www.uoguelph.ca/~antoon/circ/fmt1.htm
This is a small but quite powerful FM transmitter having three RF stages incorporating an audio preamplifier for better modulation. t has an output power of 4 Watts and works off 12-18 VDC which makes it easily portable.
http://www.electronics-lab.com/projects/rf/001/index.html
http://www.uoguelph.ca/~antoon/circ/fmt2.htm
http://www.uoguelph.ca/~antoon/circ/fmt3.htm