152.475 xtall wanted

Jun 17, 2005 9 Replies

"klo"

** What is it for ???

A low powered transmitter ??

............ Phil

"klo"

** So are you :

  1. Building a scanner ?

  2. Adding a new channel frequency to an ancient scanner that switches xtals ?

  1. You have one you need to replace or have no idea what it should look like ?

  2. The xtal is really a crystal filter ??

  1. Do you have the slightest idea how to specify a crystal in order to get one made ??

So many possibilities - such a non-communicative poster ......

And it top posts too.

Sigh .........

.............. Phil

"klo"

** So few answers ........

** So that means just any time in the last 60 years - right ??
** Errr, 152.475 x 3 + 10.7 = 468.125 MHz.

That frequency is Channel 12 - used by the NSW Police "special operations" and the QLD Police for Wynnum (now digitally encrypted ).

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You are now on your own.

............ Phil

What make and model scanner? It's extremely unlikely that the crystal frequency is that high.

Ken

"Ken Taylor"

** My bet is that our "klo" is trying to modify a UHF CB rig to receive and transmit on the police band.

Very criminal.

............. Phil

so menney questions

it is for a scanner (proberly built some time after ww2) the freq i wish to lissen to is 457.425

the xtall freq = (freq-10.7mhz )divided by 3 ie152.475

mate:

go out and buy an amateur uhf wideband 2-way radio it will do everything you want apart fom the encry9&#-0n

Try contacting Hy-Q

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with the make and model scanner and frequency you wish to receive. Usually they can provide details on crystal type and cost.

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