[Boatanchors] Strange one on EBay

[Pete Lancashire]

On Mon, Jun 21, 2010 at 7:08 PM, Pete Lancashire
<pete at petelancashire.com> wrote:
> damn, i once had a couple hydrophones made in 1947 the two filled the
> bed of an old 62 pickup !
>
> they had to go when I moved from Philly to Oregon
>
> the good old days of being able to enter a ship salvage yard
>
> -pete
>
> On Mon, Jun 21, 2010 at 4:53 PM, jmfranke <jmfranke at cox.net> wrote:
>> Looks like a receiver that tunes 15-50 kHz.  Most probably a passive
>> hydrophone receiver/amplifier.
>>
>> See also:  http://www.hnsa.org/doc/fleetsub/sonar/chap1.htm
>>
>> John  WA4WDL
>>
>> --------------------------------------------------
>> From: "Pete Lancashire" <pete at petelancashire.com>
>> Sent: Monday, June 21, 2010 7:32 PM
>> To: "Boat Anchors List" <boatanchors at mailman.qth.net>
>> Subject: [Boatanchors] Strange one on EBay
>>
>>> http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=400130469176
>>>
>>> Looks like S/N 12 not 1
>>>
>>> -pete Not Assoc with seller
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>