[Premium-Rx] ROM or EPROM losing its content

[Steve Pappin]

WJ 8617B, 8618B, S1 Firmware and other new files have been added to the PCS 
WEB site.

Best Regards,
Steve

----- Original Message ----- 
From: "Steve Pappin" <pappy92651 at yahoo.com>
To: <hbreuer at debitel.net>; <premium-rx at mailman.qth.net>
Sent: Sunday, August 05, 2012 10:20 AM
Subject: Re: [Premium-Rx] ROM or EPROM losing its content


>I have most of the 8617B and (S1) firmware. I would be happy to store other 
>versions for WJ gear.
>
> Best Regards,
> Steve
>
> ----- Original Message ----- 
> From: "Heinz Breuer" <hbreuer at debitel.net>
> To: <premium-rx at mailman.qth.net>
> Sent: Sunday, August 05, 2012 9:33 AM
> Subject: [Premium-Rx] ROM or EPROM losing its content
>
>
>> Hello,
>> by definition a premium RX has a microprocessor which controls the
>> operation. I wonder if anybody already started to collect the firmware.
>>
>> Not with any of my receivers but with other gear I occasionally noticed
>> that an EPROM had lost a Bit or two after 30 years. Maybe it was not
>> fully programmed to start with or any other failure. This may also
>> happen to a ROM if something went wrong during production.
>>
>> I guess it is time to collect ROM and EPROM firmware before it is too
>> late. All what is needed is a known good ROM or EPROM and an EPROM
>> programmer with a PC interface. Just read out the ROM or EPROM and store
>> it onto a harddisk or better two. Maybe even burn a couple EPROMs.
>> Any volunteers within our community?
>> vy 73 Heinz DH2FA, KM5VT
>>
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>> Help Contact eMail:  paul at 8zo.com
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>