[Hallicrafters] My First Boat Anchor Restoration: SX101 MkIII

Wed Nov 16 11:30:10 EST 2011

They've done stuff for me and I agree -- they are first class!

-----Original Message-----
From: hallicrafters-bounces at mailman.qth.net
[mailto:hallicrafters-bounces at mailman.qth.net] On Behalf Of GDM
Sent: Wednesday, November 16, 2011 10:26 AM
To: Jason Hissong
Cc: hallicrafters at mailman.qth.net
Subject: Re: [Hallicrafters] My First Boat Anchor Restoration: SX101 MkIII

See  Kiss Electronics: http://kiss-electronics.com/index.htm

Boat anchor test gear.   Refurbed for sale or they will refurb yours.  
Does a lot of URM-25's

Ashley Hall  (W7DUZ) is owner.    Great person to deal with.  Top 
quality work.
Prices are reasonable

I'm a very satisfied customer.

GDM W9OAK

On 11/16/2011 9:31 AM, Jason Hissong wrote:
> I won the auction for the 25D on EBay.  I paid $116.00 for it.  I know 
> that what I will be getting *may* not work and will need some 
> restoration.  I have several hams here locally that can assist me with 
> this with and  they have the appropriate gear to get it 
> calibrated/restored.  I also have a ham that is willing to loan me an 
> IFR 1000S for my use (and as he said, maybe a deal I cannot refuse to 
> purchase it later).
>
> This weekend, I plan on testing each of the tubes in the SX101 in the 
> tube tester (on loan to me).
>
> Thanks for all the assistance and advice everyone.  I have learned a 
> great deal just by talking with some of you on the list and directly 
> through email.  And thanks for the receiver info resources presented 
> in this thread.  I do understand how receivers work conceptually, but 
> now it is time to dive deeper.
>
> 73,
> Jason N8XE
>
> On 11/16/11, rbethman<rbethman at comcast.net>  wrote:
>> I agree with your assessment of the GR-1001A, and the good results 
>> with the AN/URM-25(X).
>>
>> I ended up with a HP-606B for the price of come and get it.  I also 
>> obtained an HP-312A from the same source and price.
>>
>> I only wish it WAS an HP-606A.
>>
>> I was given mt AN/URM-25 by a brother Warrior/Ham.
>>
>> I only had to replace one tube.  I've calibrated it against WWV and 
>> several crystal calibrators.
>>
>> I gave Jason one piece of advice regarding one that he was looking at 
>> on Ebay.  When you read the ENTIRE description, it reads the 
>> ubiquitous "As-Is" thing.
>>
>> That always makes me VERY nervous!
>>
>> They are however, very adequate for the job he's looking at.
>>
>> He has to decide how much use this test equipment will get used.  
>> That has a BIG impact on how much someone wants to put in it.
>>
>> Carl, you and I probably use this stuff MORE than the masses.  This 
>> could be a one=time thing for Jason, OR very infrequent.
>>
>> His call!  (Along with whatever his Elmer's have available!)
>>
>> Bob - N0DGN
>>
>>
>>
>> On 11/16/2011 8:45 AM, Carl wrote:
>>> The URM-25D hung from one of my hands for about 3 years as a USN ET 
>>> and it did an excellent job keeping our country safe.
>>>
>>> National had the GR 1001A's and they drifted so bad we used discrete 
>>> crystal oscillators to do calibration. The only thing they were good 
>>> for was IF and filter alignment along with general tracking and spot 
>>> sensitivity tests.
>>> The
>>> coax adaptors can get pretty pricey also and signal leakage can be a 
>>> problem when doing sensitivity measurements on the better receivers.
>>>
>>> With the NCX-3/NCX-5 and HRO-500 they were useless.
>>>
>>> The HP-606A replaced them and it is still one of the best generators 
>>> even today. I have a pair of them and save the fragile 8640B for other
work.
>>>
>>> Before getting the 606A's I rebuilt a URM-25D and used that for many 
>>> years.
>>> They drift a bit but certainly not as bad as the GR.
>>>
>>> A good 25D will run $50-100 unrestored and around $40-75 for a 606A 
>>> from what Ive seen at New England hamfests and several forums. Ebay 
>>> is usually much higher.
>>>
>>> Carl
>>> KM1H
>>>
>>>
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