[time-nuts] Halcyon OFS
paulswedb at gmail.com
Mon Jun 19 09:29:18 EDT 2017
Great pix can be found here and absolutely can easily be reverse engineered.
Very simple straight forward design.
On Mon, Jun 19, 2017 at 9:25 AM, paul swed <paulswedb at gmail.com> wrote:
> Hello to the group. I suspect I will never see such a unit in the states.
> Also it wouldn't be useful.
> But that said its sounds as though its a traditional simple receiver that
> should be able to be reverse engineered. At least for the signal and
> locking chain. If a micro is involved then things get fuzzy fast. Anyhow
> good luck with you digging in.
> On Mon, Jun 19, 2017 at 8:27 AM, Clint Jay <cjaysharp at gmail.com> wrote:
>> Thank you Stephen, Nigel, I'll take some pictures of the board in my OFS-1
>> but it doesn't match any of the pictures I've tracked down so far.
>> Interesting that the board mounted on the rear of the enclosure with the
>> trimmers appears to be Vero or perf board of some description...
>> On 19 June 2017 at 11:54, Stephen Tompsett (G8LYB) <stephen at tompsett.net>
>> > I have a little Halcyon information I managed to find a few years ago
>> > when I acquired a couple of PFS units. It includes a brief document on
>> > OFS alignment.
>> > I'll mail the documentation to you directly...
>> > On 19/06/2017 10:17, Clint Jay wrote:
>> > > I have been given a Halcyon Electronics OFS1 standard which seems to
>> > work,
>> > > it's a version that has 198KHz and 162KHz selector on the fron and
>> > a
>> > > reasonable period of time it displays 'lock' and gives a nicely stable
>> > 1,10
>> > > and 10 MHz output on the front panel BNCs, (I know, it should be 1,5
>> > > 10MHz out, read on)
>> > >
>> > > Does anyone know of a PDF manual? This version has two KHz crystals
>> > inside
>> > > it and I'd like to see how/if it's been modified so a manual with a
>> > > schematic would be even more useful.
>> > >
>> > >
>> > --
>> > Stephen Tompsett (G8LYB)
>> > Tel: 01788 578940
>> > Mob: 07956 855816
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