[HBR] Parts Question

Joe LeKostaj r388urr at attglobal.net
Sun Jan 23 10:59:05 EST 2005


At 9:08 AM -0500 1/19/2005, Brian Carling wrote:
>Hi guys - what frequencies would be useful for crystals to use in an
>HBR receiver for LO, frequency conversion LO etc.,
>such as 3500 kHz?
>

Hi, Brian.

Depending on the 1st and 2nd IFs that a builder chooses (dictated by 
which IF filters he can lay his hands on), the 2nd LO frequencies may 
be any of the following:

1675 kc
1685 kc
1695 kc
1700 kc
1710 kc

Then also as you mentioned, 3500 kc is used for the calibrator signal.

73,
Joe K9LY


More information about the HBR mailing list