Oops, sorry, you did say 100 to 500 MHz.......... Mark ----- Original Message ----- From: "Mark E. Skeels" To: Sent: Friday, July 09, 2004 9:31 AM Subject: Re: Very low power transmitter > You didn't say it had to be in the 450MHz range, so if it's a one off, you > might look at TI's TRF6901 demo boards. > > http://focus.ti.com/docs/toolsw/folders/print/msp-trf6901-demo.html > > They run in the 900 MHz range, and you can select from 16 frequencies. > > It comes with an on-board MSP430 flash uP and source code for a simple game. > > I think it's $100.00 for two modules, with onboard copper antennas. > > The pcb has some options and some leds and switches, as well as layout for > RS-232 connections. > > It works well out of the box. > > Mark > > > > ----- Original Message ----- > From: "Falcon Wireless Tech Support - KF4HAZ" > > To: > Sent: Friday, July 09, 2004 9:24 AM > Subject: [EE]: Very low power transmitter > > > > I have a side project, probably just a one off, where I need a low power > > transmitter. > > Something around the range 2.5 to 25mw across the spectrum of ~100 to 500 > > MHz (does not have to have a flat output power level across the entire > > spectrum) > > Needs to be capable of about 1.25 to 2.5 KHz deviation (sine wave or > > something close, squareish waves would be a plus) in the low audio range. > > Transmit frequency needs to be controllable via a micro-controller (again > > accuracy not terribly critical but this is the one area that should be > > fairly accurate) if I tell it to transmit at 450MHz it should be within 5 > or > > 10KHz of this frequency and reasonably stable. > > > > KF4HAZ - Lonnie > > > > -- > > http://www.piclist.com hint: To leave the PICList > > mailto:piclist-unsubscribe-request@mitvma.mit.edu > > -- > http://www.piclist.com hint: To leave the PICList > mailto:piclist-unsubscribe-request@mitvma.mit.edu -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu