[GreenKeys] CV-2460

[djones at k6yic.com]

Interesting information.  I will mess around with it, if its only good 
for communicating with other Military gear I am fine with that.  We will 
see what happens.  Thanks again for the information.

Daniel


On 2020-03-21 19:07, Nick England wrote:
> The CV-2460 uses fixed frequency phase shift filters for 850 shift (HF
> 1575/2425) or 200 shift (UHF 500/700). These feed a product detector
> designed for these frequencies - I don't know how well it'll work on
> receive for 170 shift - it won't be right but it might work.
> 
> For transmit you'd have to modify the oscillator on the A3 board -
> maybe the trim pots would let you get 170,  maybe not.
> 
> The CV-483 circuit is quite different and the "narrow" discriminator
> can handle 170 shift (or anything between 10-200 Hz)
> 
> That's a longabout way of saying "I don't really know". I only use my
> CV-2460 as designed, for 850 shift.
> 
> Let us know how it works.
> 
> Nick England K4NYW
> www.navy-radio.com [1]
> 
> On Sat, Mar 21, 2020 at 4:58 PM Daniel Jones <DJones at k6yic.com> wrote:
> 
>> I figured that the 200hz spacing on narrow would be close enough.
>> The CV-483 picks up and demodulates 170hz spacing on narrow so I
>> figured the 2460 would act the same, correct me if I am wrong.
>> 
>> My plan is to integrate it with my Kenwood TS-570.  Maybe my TCS but
>> I doubt it has the duty cycle for anything other then short messages
>> for fun.
>> 
>> Daniel
>> 
>> Sent from my iPhone
>> 
>>> On Mar 21, 2020, at 13:35, Nick England <navy.radio at gmail.com>
>>> wrote:
>> 
>> 
>> 
>> I have one wired into my patch panels. I’d have to look in the
>> manual to tell you connections so you can do that. Don’t forget to
>> connect the proper jumpers on 2-3 boards.
>> 
>> Where are you going to use it?
>> Does Clatternet use 850 shift??
>> 
>> Cheers
>> Nick
>> 
>> On Sat, Mar 21, 2020 at 3:11 PM Daniel Jones <DJones at k6yic.com>
>> wrote:
>> 
>> Anyone using a CV-2460?  I have the manual but if someone already
>> has one hooked up I would love to know exactly what terminals are
>> used on the terminal board for half-duplex and audio inputs.  If no
>> one has it I will wire it up based on the manual (there are multiple
>> ways).
>> 
>> Daniel K6YIC
>> 
>> Sent from my iPhone
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>> 
>> Nick England K4NYW
>> www.navy-radio.com [1]
> 
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