[time-nuts] Thunderbolt PS

Bruce Lanning belanning at verizon.net
Fri Jun 13 12:17:17 EDT 2008

Thank you very much for the information. I am using a larger PS on my 
Thunderbolt, but I was looking for something smaller. Thanks again for your 
Bruce W1GBS

----- Original Message ----- 
From: "Tom Van Baak" <tvb at LeapSecond.com>
To: "Discussion of precise time and frequency measurement" 
<time-nuts at febo.com>
Sent: Friday, June 13, 2008 1:39 AM
Subject: Re: [time-nuts] Thunderbolt PS

>> I have a ThunderBolt GPS from a different source than TAPER.
>> Can someone tell me where I can get a TAPER like power supply
>> for my thunderbolt. I have checked Allelectronics without
>> success. Any help would be greatly appreciated. thanks, Bruce W1GBS
>> Thanks all who responded to my inquiry about a Thunderbolt PS.
>> I contacted TAPR and they said that they got their Thunderbolts and PS in
>> pairs from Tom and could not supply only a PS. I don't know who Tom is !
>> Bruce W1GBS
> Hi Bruce,
> I'm the Tom who arranged the TBolt group buy. Along with the
> quantity buy of Thunderbolts, after some experimentation and
> comparing prices, I chose power supplies from All Electronics
> (their model PS-23). They had a large quantity at one time but
> we cleaned them out of all stock for that cheap item in order to
> bundle a suitable power supply with each Thunderbolt receiver.
> So that's why All Electronics no longer has that item. If we had
> extras or a solid supplier, then TAPR could sell them individually.
> If All Electronics had more of these cheap surplus PS I would
> have bought them. I hope that clears up the mystery.
> We've shipped some TBolt's already (mostly pre-orders from
> last year); TAPR is gathering tested stock now and you'll hear
> soon in time-nuts when that door opens.
> For some other power supply options see example ideas here:
> http://www.leapsecond.com/pages/tbolt/noise.htm
> http://www.leapsecond.com/tbolt-faq.htm
> The +5 and +12 and -12 volt requirements are very standard so
> it should be little problem finding something new or used that will
> work. Note also there's nothing wrong with using two or even 3
> separate supplies (with common ground).
> /tvb
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