[Milsurplus] Japanese 94-5 Corrosion

[robinson at tuberadio.com]

Hi Hue and Brian,

Ok
have thrown together some quick pics
as I am still working on this
hope there are no errors.....
www.tuberadio.com/robinson/museum/Japanese_Type_94-3C/

Regards
Ray

> Date: Fri, 22 May 2020 01:36:46 -0000
> From: robinson at tuberadio.com
> To: milsurplus at mailman.qth.net
> Subject: Re: [Milsurplus] Japanese 94-5 Corrosion (Hubert Miller)
>
> Hi Hue,
>
> The valve bases are European 4 pin base
> same as English 4 pin.
> I took some dead UK tubes
> removed the base,
> fitted an octal socket to it,
> and wired them for the appropriate valves.
> The Japanese valves are GT envelope
> so the USA G envelope tubes
> still fit in the same space/height.
>
> The radio I am working on is a 94-3C
> but the valves are the same height.
> Some Japanese valves have other bases of course.
>
> I will take some pics and send them to you.
>
> Regards
> Ray
>
>> Date: Thu, 21 May 2020 20:42:14 +0000
>> From: Hubert Miller <Kargo_cult at msn.com>
>> To: "milsurplus at mailman.qth.net" <milsurplus at mailman.qth.net>
>> Subject: Re: [Milsurplus] Japanese 94-5 Corrosion (Hubert Miller)
>>
>> Ray, I don't know if you have the set or not, so this may be redundant.
>> The Japanese sockets are not U.S. standard. So pins would have to be cut
>> to be inserted freestyle into them.
>> This I can do. My concern was mainly, with this "socket extender"
>> installed, and the U.S. tubes plugged in,
>> will there still be cabinet clearance?
>> -H
>>
>>Hi Hue,
>>
>>> First I thought about socket extenders or adapters, but would those
>>> plus U.S. tubes fit? I suspect not.
>>>
>> Yes they will fit
>> I can send you a photo if you like.
>> 4 pin to octal adaptor,
>> then 1N5, 1P5 (but they have 1.5 volt filaments).
>>
>> Regards
>> Ray
>>
>>
>> ------------------------------
>>
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>>
>> End of Milsurplus Digest, Vol 193, Issue 35
>> *******************************************
>>
>
>
>
>
> ------------------------------
>
> Message: 4
> Date: Thu, 21 May 2020 18:41:02 -0700
> From: "Kenneth G. Gordon" <kgordon2006 at frontier.com>
> To: Milsurplus at mailman.qth.net, Steven Syrotynski
> 	<ssyrotyn at nycap.rr.com>
> Subject: Re: [Milsurplus] USS Slater DE-766
> Message-ID: <5EC72DAE.27808.150D7A7B at kgordon2006.frontier.com>
> Content-Type: text/plain; charset=US-ASCII
>
> On 21 May 2020 at 20:37, Steven Syrotynski wrote:
>
>> Hi Ken and Bill, thank you for your advice on this, i have an RAL-7 with
>> it's power supply that i have yet to put in my shack, (must build larger
>> house next time, :) ), i went to look at it and i see that switch. I
>> will after a little cleaning fire up the one on the ship next weekend,
>> sincere thanks for everyone's help and advice,
>> Steve
>
> You are most welcome, Steve. My only complaint with my RAL/RAK was the
> lack of direct
> frequency readout. But after I had used them for a short period, I found
> the places I needed
> to be and had no more trouble.
>
> I am almost certain one could very lightly couple a good frequency-counter
> to the
> regenerative detector and, with the detector oscillating, get a good
> readout.
>
> You probably wouldn't see much with the detector in the non-oscillating
> condition though.
>
> One thing that amazed me about the RAK is that there is no "other side of
> zero-beat". It
> simply isn't there. It is truly "single signal". Amazing.
>
> I've often thought the RAK would make an excellent, although quite large
> (!), "Q-5er". :-)
>
> Ken W7EKB
>
>
> ------------------------------
>
> Message: 5
> Date: Fri, 22 May 2020 01:41:59 +0000
> From: Hubert Miller <Kargo_cult at msn.com>
> To: "milsurplus at mailman.qth.net" <milsurplus at mailman.qth.net>
> Subject: Re: [Milsurplus] Japanese 94-5 Corrosion (Hubert Miller)
> Message-ID:
> 	<MWHPR22MB02697DCC9A595DE08F4D78A6E4B40 at MWHPR22MB0269.namprd22.prod.outlook.com>
>
> Content-Type: text/plain; charset="us-ascii"
>
> Sounds very encouraging, Ray, getting the thing working again.
> I shall have to find a source for, "dead U.K. tubes".
> -Hue
>
>
>
> ------------------------------
>
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>
>
> End of Milsurplus Digest, Vol 193, Issue 41
> *******************************************
>