Joshua Andrews wrote: > > Hi all, > I hope that this schematic can make my question easier to understand. > This type drawing is something I've never tried. > Here's the deal, this should be a VERY low power RF Xmitter for a > cheap-walkie talkie, fox hunt. My problem is I can't believe that a > 2.5mH choke is the correct value. If I used a solenoid coil it would > be HUGE, isn't it more like 2.5uH? > Thanks, > Joshua > > ANT. > \I/ 2.5(mH?) RFC > _______________________|___________________CCCC_______ > _|_ | | > XXXtal-49.860MHz |________ | > _ |_ | _|_ ~90p V-Cap. | > | |_____________________|/ ^|^ | > | | |\ |_____________________| > | | 2N2222 \e | | | > | / | | | | > | \ R-10K __________| _|_ +___|___ / > | / | | ^|^.001uF === \ > | \ _|_ | | _______ / R-47K > | | ^|^ .001uF / | - === \ > | | | \470R | 9V | | > | | | / | | | > | | | \ | | | > | | | | | | | > | |____________|__________|______|_____________| | > |________________________________________________________| Hi all, I'm sure my first try made everything clear but just in case...
Date: Tue, 20 Aug 1996 16:19:10 -0700
Original Subject: Re: Q: 2.5(mH?) RFC in 50MHz xtal osc.