[time-nuts] Re: Looking for information on the Interstate Electronics LF610

[Bob kb8tq]

Hi

It very much does depend on just what the device is doing. If it’s doing the same thing
a $20 module (or simple wall clock) does these days, it should still work.

Bob

> On Jul 11, 2026, at 12:21 AM, Gavin Groce via time-nuts <time-nuts at lists.febo.com> wrote:
> 
> Hello,
> Yes when the changes were made to the signal most of the older units that
> used carrier phase are no longer supported, I don't think this is one of
> them, it has no crystal and I think it might have been part of a multiple
> unit setup.
> 
> Gavin
> 
> I am still going to try and repair it as it's a cool unit.
> 
> Gavin
> 
> On Fri, Jul 10, 2026, 10:38 PM Bob kb8tq via time-nuts <
> time-nuts at lists.febo.com> wrote:
> 
>> Hi
>> 
>> Unfortunately, the broadcast format for WWVB has changed over the years.
>> The new format
>> typically is not compatible with the older radios. You need to build a
>> gizmo that receives the new
>> format and locally generates the old format for them to operate.
>> 
>> Bob
>> 
>>> On Jul 10, 2026, at 8:12 AM, Gavin Groce via time-nuts <
>> time-nuts at lists.febo.com> wrote:
>>> 
>>> Hello,
>>> 
>>> 
>>> I am looking for more information on the
>>> Interstate Electronics LF610 labeled as a "60 KC Timing Receiver."
>>> 
>>> I think it dates from the 1960s and have had mentions in the magazine at
>>> World Radio History.
>>> 
>>> It got leaked caps lucky nothing seems damaged.
>>> 
>>> But the real draw for me was the National Bureau of Standards property
>> tag
>>> on the unit.
>>> 
>>> I also have a Datum 9100 time code generator(with an 10mhz OCXO) that
>> has a
>>> front panel WWV input .
>>> 
>>> So I am trying to get that reciver working as I think the 9100 might
>> output
>>> irig of some format but have not been able to sync it from a reliable
>>> source yet.
>>> 
>>> Gavin
>>> 
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